York PREDATOR DM 120 Manuals

Manuals and User Guides for York PREDATOR DM 120. We have 5 York PREDATOR DM 120 manuals available for free PDF download: Installation Manual, Technical Manual

York PREDATOR DM 120 Installation Manual

York PREDATOR DM 120 Installation Manual (60 pages)

Predator SINGLE PACKAGE AIR CONDITIONERS AND SINGLE PACKAGE GAS/ELECTRIC UNITS 7-1/2, 10 AND 12-1/2 TON (9.0 TO 10.0 EER) 50 Hz  
Brand: York | Category: Air Conditioner | Size: 2.66 MB
Table of contents
Table Of Contents2................................................................................................................................................................
Inspection5................................................................................................................................................................
General5................................................................................................................................................................
Safety Considerations5................................................................................................................................................................
Reference6................................................................................................................................................................
Renewal Parts6................................................................................................................................................................
Approvals6................................................................................................................................................................
Nomenclature7................................................................................................................................................................
Installation8................................................................................................................................................................
Installation Safety Information8................................................................................................................................................................
Preceding Installation8................................................................................................................................................................
Condenser Covering8................................................................................................................................................................
Compressor Section8................................................................................................................................................................
Limitations9................................................................................................................................................................
Location10................................................................................................................................................................
Rigging And Handling10................................................................................................................................................................
Unit 4 Point Load10................................................................................................................................................................
Unit Voltage Limitations10................................................................................................................................................................
Unit Temperature Limitations10................................................................................................................................................................
Clearances11................................................................................................................................................................
Unit 6 Point Load11................................................................................................................................................................
Unit Center Of Gravity11................................................................................................................................................................
Unit Weight11................................................................................................................................................................
Point Load Weight11................................................................................................................................................................
Unit Dimensions12................................................................................................................................................................
Unit Height12................................................................................................................................................................
Unit Clearances12................................................................................................................................................................
Bottom Duct Openings (from Above)13................................................................................................................................................................
Rear Duct Dimensions13................................................................................................................................................................
Ductwork14................................................................................................................................................................
Duct Covers14................................................................................................................................................................
Roof Curbs14................................................................................................................................................................
Condensate Drain15................................................................................................................................................................
Compressors15................................................................................................................................................................
Filters15................................................................................................................................................................
Side Panels With Hole Plugs15................................................................................................................................................................
Return Downflow Plenum With Panel15................................................................................................................................................................
Discharge Panel In Place15................................................................................................................................................................
Thermostat Wiring16................................................................................................................................................................
Power And Control Wiring16................................................................................................................................................................
Power Wiring Detail16................................................................................................................................................................
Control Wire Sizes16................................................................................................................................................................
Electronic Thermostat Field Wiring17................................................................................................................................................................
Field Wiring Disconnect - Cooling Unit With Or Without Electric Heat18................................................................................................................................................................
With Gas Heat18................................................................................................................................................................
Electrical Data 7-1/2 Ton19................................................................................................................................................................
Electrical Data 10 Ton19................................................................................................................................................................
Electrical Data 12-1/2 Ton20................................................................................................................................................................
Physical Data20................................................................................................................................................................
Optional Electric Heat21................................................................................................................................................................
Optional Gas Heat21................................................................................................................................................................
Gas Piping21................................................................................................................................................................
Side Entry Gas Piping21................................................................................................................................................................
Bottom Entry Gas Piping21................................................................................................................................................................
Electric Heat Minimum Supply Air Cfm21................................................................................................................................................................
Gas Application Data21................................................................................................................................................................
Gas Connection22................................................................................................................................................................
Gas Pipe Sizing - Capacity Of Pipe22................................................................................................................................................................
Lp Units, Tanks And Piping23................................................................................................................................................................
Vent And Combustion Air23................................................................................................................................................................
Options/accessories23................................................................................................................................................................
Electric Heat23................................................................................................................................................................
Motorized Outdoor Damper23................................................................................................................................................................
Economizer23................................................................................................................................................................
Power Exhaust23................................................................................................................................................................
Rain Hood23................................................................................................................................................................
Economizer And Power Exhaust Set Point Adjustments And Information24................................................................................................................................................................
Minimum Position Adjustment24................................................................................................................................................................
Enthalpy Set Point Adjustment24................................................................................................................................................................
Indoor Air Quality Aq24................................................................................................................................................................
Enthalpy Set Point Chart25................................................................................................................................................................
Honeywell Economizer Control W721225................................................................................................................................................................
Phasing26................................................................................................................................................................
Blower Rotation26................................................................................................................................................................
Belt Tension26................................................................................................................................................................
Belt Adjustment26................................................................................................................................................................
Supply Air Limitations26................................................................................................................................................................
Blower Performance 7-1/2 Ton Standard Motor - Side Duct (imperial)27................................................................................................................................................................
Blower Performance 7-1/2 Ton Standard Motor - Side Duct (metric)27................................................................................................................................................................
Blower Performance 7-1/2 Ton Optional Motor - Side Duct (imperial)27................................................................................................................................................................
Blower Performance 7-1/2 Ton Optional Motor - Side Duct (metric)27................................................................................................................................................................
Blower Performance 10 Ton Standard Motor - Side Duct (imperial)28................................................................................................................................................................
Blower Performance 10 Ton Standard Motor - Side Duct (metric)28................................................................................................................................................................
Blower Performance 10 Ton Optional Motor - Side Duct (imperial)28................................................................................................................................................................
Blower Performance 10 Ton Optional Motor - Side Duct (metric)29................................................................................................................................................................
Side Duct (imperial)29................................................................................................................................................................
Side Duct (metric)29................................................................................................................................................................
Yim-b29................................................................................................................................................................
Standard Motor - Downshot (imperial)30................................................................................................................................................................
Blower Performance 7-1/2 Ton Standard Motor - Downshot (metric)30................................................................................................................................................................
Blower Performance 7-1/2 Ton Optional Motor - Downshot (imperial)30................................................................................................................................................................
Blower Performance 7-1/2 Ton Optional Motor - Downshot (metric)31................................................................................................................................................................
Blower Performance 10 Ton Standard Motor - Downshot (imperial)31................................................................................................................................................................
Blower Performance 10 Ton Standard Motor - Downshot (metric)31................................................................................................................................................................
Blower Performance 10 Ton Optional Motor - Downshot (imperial)32................................................................................................................................................................
Blower Performance 10 Ton Optional Motor - Downshot (metric)32................................................................................................................................................................
Downshot (imperial)33................................................................................................................................................................
Downshot (metric)33................................................................................................................................................................
Indoor Blower Specifications33................................................................................................................................................................
Air Balance34................................................................................................................................................................
Checking Air Quantity34................................................................................................................................................................
Method One34................................................................................................................................................................
Method Two34................................................................................................................................................................
Dry Coil Delta P 50" Cabinet35................................................................................................................................................................
Dry Coil Delta P 42" Cabinet35................................................................................................................................................................
Supply Air Drive Adjustment36................................................................................................................................................................
Motor Sheave Datum39................................................................................................................................................................
Operation40................................................................................................................................................................
Sequence Of Operations Overview40................................................................................................................................................................
Cooling Sequence Of Operation40................................................................................................................................................................
Continuous Blower40................................................................................................................................................................
Intermittent Blower40................................................................................................................................................................
No Outdoor Air Options40................................................................................................................................................................
Economizer With Single Enthalpy Sensor40................................................................................................................................................................
Economizer With Dual Enthalpy Sensors40................................................................................................................................................................
Economizer With Power Exhaust41................................................................................................................................................................
Motorized Outdoor Air Dampers41................................................................................................................................................................
Cooling Operation Errors41................................................................................................................................................................
High-pressure Limit Switch41................................................................................................................................................................
Low-pressure Limit Switch41................................................................................................................................................................
Freezestat41................................................................................................................................................................
Low Ambient Cooling41................................................................................................................................................................
Safety Controls41................................................................................................................................................................
Compressor Protection42................................................................................................................................................................
Flash Codes42................................................................................................................................................................
Reset42................................................................................................................................................................
Electric Heating Sequence Of Operations42................................................................................................................................................................
Electric Heat Operation Errors42................................................................................................................................................................
Temperature Limit42................................................................................................................................................................
Limit Switch (ls)42................................................................................................................................................................
Electric Heat Anticipator Setpoints42................................................................................................................................................................
Electric Heat Limit Setting42................................................................................................................................................................
Gas Heating Sequence Of Operations43................................................................................................................................................................
Ignition Control Board43................................................................................................................................................................
First Stage Of Heating43................................................................................................................................................................
Second Stage Of Heating43................................................................................................................................................................
Retry Operation43................................................................................................................................................................
Recycle Operation43................................................................................................................................................................
Gas Heating Operation Errors43................................................................................................................................................................
Lock-out43................................................................................................................................................................
Flame Sense43................................................................................................................................................................
Gas Valve43................................................................................................................................................................
Auxiliary Limit Switch (als)44................................................................................................................................................................
Pressure Switch (ps)44................................................................................................................................................................
Rollout Switch (ros)44................................................................................................................................................................
Internal Microprocessor Failure44................................................................................................................................................................
Resets44................................................................................................................................................................
Gas Heat Anticipator Setpoints44................................................................................................................................................................
Typical Flame44................................................................................................................................................................
Gas Heat Limit Settings44................................................................................................................................................................
Start-up (cooling)45................................................................................................................................................................
Start-up (gas Heat)45................................................................................................................................................................
Prestart Check List45................................................................................................................................................................
Operating Instructions45................................................................................................................................................................
Post Start Check List45................................................................................................................................................................
Pre-start Check List45................................................................................................................................................................
Lighting The Main Burners45................................................................................................................................................................
Post Start Checklist45................................................................................................................................................................
Shut Down45................................................................................................................................................................
Manifold Gas Pressure Adjustment46................................................................................................................................................................
Checking Gas Input46................................................................................................................................................................
Natural Gas46................................................................................................................................................................
Gas Heat Stages46................................................................................................................................................................
Adjustment Of Temperature Rise47................................................................................................................................................................
Burners/orifices Inspection/servicing47................................................................................................................................................................
Gas Rate Cubic Feet Per Hour47................................................................................................................................................................
Charging The Unit48................................................................................................................................................................
Typical Gas Valve48................................................................................................................................................................
Ton Superheat Charging48................................................................................................................................................................
Troubleshooting50................................................................................................................................................................
Predator® Flash Codes50................................................................................................................................................................
Unit Control Board Flash Codes50................................................................................................................................................................
Unit Control Board51................................................................................................................................................................
Ignition Control Flash Codes51................................................................................................................................................................
Basic Troubleshooting Flowchart52................................................................................................................................................................
Power On Flow Chart52................................................................................................................................................................
Trip Failure Flow Chart53................................................................................................................................................................
Cooling Troubleshooting Guide54................................................................................................................................................................
Gas Heat Troubleshooting Guide57................................................................................................................................................................

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York PREDATOR DM 120 Technical Manual

York PREDATOR DM 120 Technical Manual (48 pages)

STANDARD EFFICIENCY SINGLE PACKAGE AIR CONDITIONERS AND SINGLE PACKAGE GAS/ELECTRIC UNITS 6-1/2, 7-1/2, 8-1/2, 10 and 12-1/2 NOMINAL TONS 9.0 EER  
Brand: York | Category: Air Conditioner | Size: 4.44 MB
Table of contents
Table Of Contents2................................................................................................................................................................
Features3................................................................................................................................................................
Factory Installed Options5................................................................................................................................................................
Field Installed Accessories6................................................................................................................................................................
Nomenclature10................................................................................................................................................................
Dm Physical Data11................................................................................................................................................................
Dm Capacity Ratings12................................................................................................................................................................
Unit Voltage Limitations12................................................................................................................................................................
Cooling Capacity Dm078 (6-1/2 Ton) Unit13................................................................................................................................................................
Cooling Capacity Dm090 (7-1/2 Ton) Unit14................................................................................................................................................................
Cooling Capacity Dm102 (8-1/2 Ton) Unit15................................................................................................................................................................
Cooling Capacity Dm120 (10 Ton) Unit16................................................................................................................................................................
Cooling Capacity Dm150 (12-1/2 Ton) Unit17................................................................................................................................................................
W/o Pwrd Convenience Outlet18................................................................................................................................................................
With Pwrd Convenience Outlet18................................................................................................................................................................
Efficiency W/o Pwrd Conv. Outlet19................................................................................................................................................................
Efficiency W/pwrd Conv. Outlet19................................................................................................................................................................
O Pwrd Convenience Outlet21................................................................................................................................................................
W/pwrd Convenience Outlet22................................................................................................................................................................
Electric Heat Multipliers22................................................................................................................................................................
Performance22................................................................................................................................................................
Additional Static Resistance Dm090, 10233................................................................................................................................................................
Electric Heat Minimum Supply Air Cfm34................................................................................................................................................................
Indoor Blower Specifications34................................................................................................................................................................
Power Exhaust Specifications34................................................................................................................................................................
Unit 4 Point Load35................................................................................................................................................................
Unit Center Of Gravity35................................................................................................................................................................
Unit 6 Point Load35................................................................................................................................................................
Point Load Weight35................................................................................................................................................................
Unit Dimensions36................................................................................................................................................................
Unit Weight36................................................................................................................................................................
Unit Height36................................................................................................................................................................
Unit Clearances36................................................................................................................................................................
Predator ® Roof Curb Dimensions37................................................................................................................................................................
Curbs38................................................................................................................................................................
Bottom Duct Openings (from Above)38................................................................................................................................................................
Rear Duct Dimensions39................................................................................................................................................................
Downflow Economizer Hood Detail39................................................................................................................................................................
Factory Installed Downflow Economizer40................................................................................................................................................................
W/power Exhaust40................................................................................................................................................................
Economizer Usage40................................................................................................................................................................
Exhaust41................................................................................................................................................................
Diagram43................................................................................................................................................................
Wiring Diagram44................................................................................................................................................................
And 50 Hz Diagram45................................................................................................................................................................
Guide Specifications46................................................................................................................................................................
York PREDATOR DM 120 Installation Manual

York PREDATOR DM 120 Installation Manual (44 pages)

SINGLE PACKAGE AIR CONDITIONERS AND SINGLE PACKAGE ELECTRIC UNITS 7-1/2 TO 12-1/2 TON (380V, 3 Phase, 60 HZ)  
Brand: York | Category: Air Conditioner | Size: 1.78 MB
Table of contents
Table Of Contents2................................................................................................................................................................
Reference5................................................................................................................................................................
Approvals5................................................................................................................................................................
General5................................................................................................................................................................
Safety Considerations5................................................................................................................................................................
Inspection5................................................................................................................................................................
Nomenclature6................................................................................................................................................................
Installation10................................................................................................................................................................
Installation Safety Information10................................................................................................................................................................
Preceding Installation10................................................................................................................................................................
Limitations10................................................................................................................................................................
Unit Shipping Bracket10................................................................................................................................................................
Condenser Covering10................................................................................................................................................................
Compressor Section10................................................................................................................................................................
Location11................................................................................................................................................................
Rigging And Handling11................................................................................................................................................................
Unit Voltage Limitations11................................................................................................................................................................
Unit Temperature Limitations11................................................................................................................................................................
Clearances12................................................................................................................................................................
Unit 4 Point Load12................................................................................................................................................................
Unit 6 Point Load12................................................................................................................................................................
Unit Center Of Gravity12................................................................................................................................................................
Unit Weights12................................................................................................................................................................
Point Load Weight12................................................................................................................................................................
Unit Dimensions13................................................................................................................................................................
Unit Clearances13................................................................................................................................................................
Bottom Duct Openings (from Above)14................................................................................................................................................................
Rear Duct Dimensions14................................................................................................................................................................
Ductwork15................................................................................................................................................................
Duct Covers15................................................................................................................................................................
Curbs15................................................................................................................................................................
Condensate Drain16................................................................................................................................................................
Compressors16................................................................................................................................................................
Filters16................................................................................................................................................................
Side Panels With Hole Plugs16................................................................................................................................................................
Return Downflow Plenum With Panel16................................................................................................................................................................
Discharge Panel In Place16................................................................................................................................................................
Thermostat Wiring17................................................................................................................................................................
Power And Control Wiring17................................................................................................................................................................
Power Wiring Detail17................................................................................................................................................................
Control Wire Sizes17................................................................................................................................................................
Electronic Thermostat Field Wiring18................................................................................................................................................................
Field Wiring 24 Volt Thermostat18................................................................................................................................................................
Field Wiring Disconnect19................................................................................................................................................................
Power Convenience Outlet19................................................................................................................................................................
Electrical Data - Dm120 (10 Ton) Without Power Convenience Outlet20................................................................................................................................................................
Convenience Outlet20................................................................................................................................................................
Electrical Data - Dm150 (12-1/2 Ton) Without Power Convenience Outlet20................................................................................................................................................................
Electrical Data - Dm150 (12-1/2 Ton) With Power Convenience Outlet20................................................................................................................................................................
Options/accessories21................................................................................................................................................................
Electric Heat Accessories21................................................................................................................................................................
Electric Heat Option21................................................................................................................................................................
Motorized Outdoor Damper21................................................................................................................................................................
Physical Data21................................................................................................................................................................
Minimum Supply Air Cfm21................................................................................................................................................................
Economizer22................................................................................................................................................................
Power Exhaust22................................................................................................................................................................
Rain Hood22................................................................................................................................................................
Economizer And Power Exhaust Set Point Adjustments And Information22................................................................................................................................................................
Minimum Position Adjustment22................................................................................................................................................................
Enthalpy Set Point Adjustment22................................................................................................................................................................
Indoor Air Quality Aq22................................................................................................................................................................
Enthalpy Set Point Chart23................................................................................................................................................................
Honeywell Economizer Control W721223................................................................................................................................................................
Phasing24................................................................................................................................................................
Blower Rotation24................................................................................................................................................................
Belt Tension24................................................................................................................................................................
Belt Adjustment24................................................................................................................................................................
Supply Air Limitations24................................................................................................................................................................
Ton Standard Motor Down Shot Blower Performance25................................................................................................................................................................
Ton Optional Motor Down Shot Blower Performance25................................................................................................................................................................
Blower Performance26................................................................................................................................................................
Air Balance31................................................................................................................................................................
Checking Air Quantity31................................................................................................................................................................
Method One31................................................................................................................................................................
Method Two31................................................................................................................................................................
Indoor Blower Specifications31................................................................................................................................................................
Supply Air Drive Adjustment32................................................................................................................................................................
Dry Coil Delta P32................................................................................................................................................................
Operation33................................................................................................................................................................
Sequence Of Operations Overview33................................................................................................................................................................
Additional Static Resistance33................................................................................................................................................................
Motor Sheave Datum Diameters33................................................................................................................................................................
Cooling Sequence Of Operation34................................................................................................................................................................
Continuous Blower34................................................................................................................................................................
Intermittent Blower34................................................................................................................................................................
No Outdoor Air Options34................................................................................................................................................................
Economizer With Single Enthalpy Sensor34................................................................................................................................................................
Economizer With Dual Enthalpy Sensors34................................................................................................................................................................
Economizer With Power Exhaust34................................................................................................................................................................
Motorized Outdoor Air Dampers34................................................................................................................................................................
Cooling Operation Errors35................................................................................................................................................................
High-pressure Limit Switch35................................................................................................................................................................
Low-pressure Limit Switch35................................................................................................................................................................
Freezestat35................................................................................................................................................................
Low Ambient Cooling35................................................................................................................................................................
Safety Controls35................................................................................................................................................................
Compressor Protection35................................................................................................................................................................
Flash Codes36................................................................................................................................................................
Reset36................................................................................................................................................................
Electric Heating Sequence Of Operations36................................................................................................................................................................
Electric Heating Operation Errors36................................................................................................................................................................
Temperature Limit36................................................................................................................................................................
Limit Switch (ls)36................................................................................................................................................................
Electric Heat Antictpator Setpoints36................................................................................................................................................................
Electric Heat Limit Setting36................................................................................................................................................................
Electric Heat Anticipator Setpoints36................................................................................................................................................................
Start-up (cooling)37................................................................................................................................................................
Prestart Check List37................................................................................................................................................................
Operating Instructions37................................................................................................................................................................
Post Start Check List37................................................................................................................................................................
Charging The Unit37................................................................................................................................................................
Charging37................................................................................................................................................................
Normal Maintenance39................................................................................................................................................................
Troubleshooting39................................................................................................................................................................
Motors39................................................................................................................................................................
Outdoor Coil39................................................................................................................................................................
Predator ® Flash Codes39................................................................................................................................................................
Basic Troubleshooting Flowchart40................................................................................................................................................................
Unit Control Board Flash Codes40................................................................................................................................................................
Cooling Troubleshooting Guide41................................................................................................................................................................
York PREDATOR DM 120 Installation Manual

York PREDATOR DM 120 Installation Manual (44 pages)

SINGLE PACKAGE AIR CONDITIONERS AND SINGLE PACKAGE ELECTRIC UNITS  
Brand: York | Category: Air Conditioner | Size: 1.53 MB
Table of contents
Table Of Contents2................................................................................................................................................................
Safety Considerations5................................................................................................................................................................
Approvals5................................................................................................................................................................
General5................................................................................................................................................................
Inspection5................................................................................................................................................................
Reference5................................................................................................................................................................
Nomenclature6................................................................................................................................................................
Installation10................................................................................................................................................................
Installation Safety Information10................................................................................................................................................................
Preceding Installation10................................................................................................................................................................
Limitations10................................................................................................................................................................
Unit Shipping Bracket10................................................................................................................................................................
Condenser Covering10................................................................................................................................................................
Compressor Section10................................................................................................................................................................
Location11................................................................................................................................................................
Rigging And Handling11................................................................................................................................................................
Unit Voltage Limitations11................................................................................................................................................................
Unit Temperature Limitations11................................................................................................................................................................
Clearances12................................................................................................................................................................
Unit 4 Point Load12................................................................................................................................................................
Unit 6 Point Load12................................................................................................................................................................
Unit Center Of Gravity12................................................................................................................................................................
Unit Weights12................................................................................................................................................................
Point Load Weight12................................................................................................................................................................
Unit Dimensions13................................................................................................................................................................
Unit Clearances13................................................................................................................................................................
Bottom Duct Openings (from Above)14................................................................................................................................................................
Rear Duct Dimensions14................................................................................................................................................................
Ductwork15................................................................................................................................................................
Duct Covers15................................................................................................................................................................
Curbs15................................................................................................................................................................
Condensate Drain16................................................................................................................................................................
Compressors16................................................................................................................................................................
Filters16................................................................................................................................................................
Side Panels With Hole Plugs16................................................................................................................................................................
Return Downflow Plenum With Panel16................................................................................................................................................................
Discharge Panel In Place16................................................................................................................................................................
Thermostat Wiring17................................................................................................................................................................
Power And Control Wiring17................................................................................................................................................................
Power Wiring Detail17................................................................................................................................................................
Control Wire Sizes17................................................................................................................................................................
Electronic Thermostat Field Wiring18................................................................................................................................................................
Field Wiring 24 Volt Thermostat18................................................................................................................................................................
Field Wiring Disconnect19................................................................................................................................................................
Electrical Data - Dm090 (7-1/2 Ton) Without Power Convenience Outlet19................................................................................................................................................................
Electrical Data - Dm090 (7-1/2 Ton) With Power Convenience Outlet19................................................................................................................................................................
Electrical Data - Dm120 (10 Ton) Without Power Convenience Outlet20................................................................................................................................................................
Convenience Outlet20................................................................................................................................................................
Electrical Data - Dm150 (12-1/2 Ton) Without Power Convenience Outlet20................................................................................................................................................................
Electrical Data - Dm150 (12-1/2 Ton) With Power Convenience Outlet20................................................................................................................................................................
Options/accessories21................................................................................................................................................................
Electric Heat Accessories21................................................................................................................................................................
Electric Heat Option21................................................................................................................................................................
Motorized Outdoor Damper21................................................................................................................................................................
Physical Data21................................................................................................................................................................
Minimum Supply Air Cfm21................................................................................................................................................................
Economizer22................................................................................................................................................................
Power Exhaust22................................................................................................................................................................
Rain Hood22................................................................................................................................................................
Economizer And Power Exhaust Set Point Adjustments And Information22................................................................................................................................................................
Minimum Position Adjustment22................................................................................................................................................................
Enthalpy Set Point Adjustment22................................................................................................................................................................
Indoor Air Quality Aq22................................................................................................................................................................
Enthalpy Set Point Chart23................................................................................................................................................................
Honeywell Economizer Control W721223................................................................................................................................................................
Phasing24................................................................................................................................................................
Blower Rotation24................................................................................................................................................................
Belt Tension24................................................................................................................................................................
Belt Adjustment24................................................................................................................................................................
Supply Air Limitations24................................................................................................................................................................
Ton Standard Motor Down Shot Blower Performance25................................................................................................................................................................
Ton Optional Motor Down Shot Blower Performance25................................................................................................................................................................
Blower Performance26................................................................................................................................................................
Air Balance31................................................................................................................................................................
Checking Air Quantity31................................................................................................................................................................
Method One31................................................................................................................................................................
Method Two31................................................................................................................................................................
Indoor Blower Specifications31................................................................................................................................................................
Supply Air Drive Adjustment32................................................................................................................................................................
Dry Coil Delta P32................................................................................................................................................................
Operation33................................................................................................................................................................
Sequence Of Operations Overview33................................................................................................................................................................
Additional Static Resistance33................................................................................................................................................................
Motor Sheave Datum Diameters33................................................................................................................................................................
Cooling Sequence Of Operation34................................................................................................................................................................
Continuous Blower34................................................................................................................................................................
Intermittent Blower34................................................................................................................................................................
No Outdoor Air Options34................................................................................................................................................................
Economizer With Single Enthalpy Sensor34................................................................................................................................................................
Economizer With Dual Enthalpy Sensors34................................................................................................................................................................
Economizer With Power Exhaust34................................................................................................................................................................
Motorized Outdoor Air Dampers34................................................................................................................................................................
Cooling Operation Errors35................................................................................................................................................................
High-pressure Limit Switch35................................................................................................................................................................
Low-pressure Limit Switch35................................................................................................................................................................
Freezestat35................................................................................................................................................................
Low Ambient Cooling35................................................................................................................................................................
Safety Controls35................................................................................................................................................................
Compressor Protection35................................................................................................................................................................
Flash Codes36................................................................................................................................................................
Reset36................................................................................................................................................................
Electric Heating Sequence Of Operations36................................................................................................................................................................
Electric Heating Operation Errors36................................................................................................................................................................
Temperature Limit36................................................................................................................................................................
Limit Switch (ls)36................................................................................................................................................................
Electric Heat Antictpator Setpoints36................................................................................................................................................................
Electric Heat Limit Setting36................................................................................................................................................................
Electric Heat Anticipator Setpoints36................................................................................................................................................................
Start-up (cooling)37................................................................................................................................................................
Prestart Check List37................................................................................................................................................................
Operating Instructions37................................................................................................................................................................
Post Start Check List37................................................................................................................................................................
Charging The Unit37................................................................................................................................................................
Charging37................................................................................................................................................................
Normal Maintenance39................................................................................................................................................................
Troubleshooting39................................................................................................................................................................
Motors39................................................................................................................................................................
Outdoor Coil39................................................................................................................................................................
Predator ® Flash Codes39................................................................................................................................................................
Basic Troubleshooting Flowchart40................................................................................................................................................................
Unit Control Board Flash Codes40................................................................................................................................................................
Cooling Troubleshooting Guide41................................................................................................................................................................
York PREDATOR DM 120 Technical Manual

York PREDATOR DM 120 Technical Manual (36 pages)

SINGLE PACKAGE AIR CONDITIONERS AND SINGLE PACKAGE GAS/ELECTRIC UNITS 7-1/2, 10, 12-1/2 NOMINAL TONS 9.0 - 10.0 EER 380/415-3-50  
Brand: York | Category: Air Conditioner | Size: 3.69 MB
Table of contents
Table Of Contents2................................................................................................................................................................
Features3................................................................................................................................................................
Factory Installed Options5................................................................................................................................................................
Field Installed Accessories6................................................................................................................................................................
Nomenclature8................................................................................................................................................................
Physical Data12................................................................................................................................................................
Capacity Ratings Imperial13................................................................................................................................................................
Capacity Ratings Metric13................................................................................................................................................................
Cooling Capacity 7-1/2 Ton Unit - Imperial14................................................................................................................................................................
Cooling Capacity 26.4 Kw Unit - Metric15................................................................................................................................................................
Cooling Capacity 10 Ton Unit - Imperial16................................................................................................................................................................
Cooling Capacity 35.1 Kw Unit - Metric17................................................................................................................................................................
Cooling Capacity 12-1/2 Ton Unit - Imperial18................................................................................................................................................................
Cooling Capacity 43.9 Kw Unit - Metric19................................................................................................................................................................
Electrical Data 7-1/2 Ton20................................................................................................................................................................
Electrical Data 10 Ton20................................................................................................................................................................
Electrical Data 12-1/2 Ton20................................................................................................................................................................
Motor - Side Duct (imperial)21................................................................................................................................................................
Motor - Side Duct (metric)21................................................................................................................................................................
Duct (imperial)24................................................................................................................................................................
Duct (metric)24................................................................................................................................................................
Motor - Downshot (imperial)25................................................................................................................................................................
Motor - Downshot (metric)25................................................................................................................................................................
Additional Static Resistance (imperial)29................................................................................................................................................................
Additional Static Resistance (metric)30................................................................................................................................................................
Imperial30................................................................................................................................................................
Metric30................................................................................................................................................................
Unit 4 Point Load31................................................................................................................................................................
Unit Center Of Gravity31................................................................................................................................................................
Unit 6 Point Load31................................................................................................................................................................
Indoor Blower Specifications31................................................................................................................................................................
Point Load Weight31................................................................................................................................................................
Unit Weight31................................................................................................................................................................
Unit Dimensions32................................................................................................................................................................
Unit Clearances32................................................................................................................................................................
Predator ® Roof Curb Dimensions33................................................................................................................................................................
Roof Curb33................................................................................................................................................................
Bottom Duct Openings (from Above)34................................................................................................................................................................
Rear Duct Dimensions34................................................................................................................................................................
Diagram35................................................................................................................................................................
Wiring Diagram36................................................................................................................................................................

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