York DM120 Manuals

Manuals and User Guides for York DM120. We have 2 York DM120 manuals available for free PDF download: Installation Manual, User Manual

York DM120 Installation Manual

York DM120 Installation Manual (60 pages)

York Air Conditioner User Manual  
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................................................................................................................................................................
York DM120 User Manual

York DM120 User Manual (36 pages)

York Air Conditioner User Manual  
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................................................................................................................................................................