Table of Contents
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Installation Instructions
PDX3 Series
PACKAGED
DUAL FUEL UNITS
TABLEOF CONTENTS
UNITDIMENSIONS ......................................
2 - 3
BALANCEPOINTTEMPERATURES .......................
10
SAFEINSTALLATIONREQUIREMENTS .........................
4
LOCATING THE UNIT .......................................
5
CLEARANCES ............................................
5
INSTALLATION............................................
5
GROUNDLEVELINSTALLATION ..............................
5
HOISTING................................................
6
DOWNFLOWCONVERSION ..................................
6
HEATINGVENTASSEMBLY ..................................
6
CONDENSATEDRAIN.......................................
7
PRE-EXISTINGCOMMONVENTCHECK .........................
7
GAS SUPPLYAND PIPING ...................................
7
ORIFICES ...............................................
8
DUCTWORK.........................................
11
FILTERS ............................................
12
AIRFLOWADJUSTMENT ...............................
13
START-UPPROCEDURES ..............................
14
GAS PRESSURES ....................................
14
GAS HEATING START-UP PROCEDURES ..................
15
OPERATION.........................................
16
MAINTENANCE ......................................
17
INSPECTIONAND CLEANING............................
19
COMPONENTLOCATION ...............................
20
RIGGING ...........................................
21
ELECTRICALWIRING ......................................
10
WIRING DIAGRAMS ................................
22- 23
CQUS
................. LISTED
InternationalComfortProducts,LLC
Lewisburg,TN. 37091
518 01 1601 00
2-22-06
Printed in U.S.A.
Code: PDX3
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Related Manuals for ICP PDX336080K01A1
Summary of Contents for ICP PDX336080K01A1
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Page 1: Table Of Contents
Installation Instructions PDX3 Series PACKAGED DUAL FUEL UNITS TABLEOF CONTENTS UNITDIMENSIONS ........2 - 3 BALANCEPOINTTEMPERATURES ....... SAFEINSTALLATIONREQUIREMENTS ......DUCTWORK......... LOCATING THE UNIT ........FILTERS ..........CLEARANCES ..........AIRFLOWADJUSTMENT ....... INSTALLATION..........START-UPPROCEDURES ......GROUNDLEVELINSTALLATION ......GAS PRESSURES ........HOISTING..........GAS HEATING START-UP PROCEDURES ....DOWNFLOWCONVERSION ........ -
Page 2: Unitdimensions
"B" CHASSIS UNIT DIMENSIONS 1. Unit Dimensions Units in "B" Chassis Configuration COMBINATION GAS/ ELECTRIC UNITS PDX324 - 36 "B" Chassis (473/8 x 473/8) "0" _ "B" DIM= INCHES MILLOMETERS 47-3/8 1203 47-3/8 1203 3-1/8 32-1/2 11-1/8 14-1/4 14-1/4 "4 _I"... - Page 3 "C" CHASSIS UNIT DIMENSIONS POWER CONDUIT ('K" DIM.) VOLTAGE _/2" (12.7) CONDUIT CONNECTION 1/2" (12,7) PIPE 1/2" COMBINATION GAS/ ELECTRIC UNITS "C" Chassis (473/8 x 73) INCHES MILLOMETERS 47-3/8 1203 1354 4-5/8 18-3/4 18-3/4 1 &1-1/4 25&31 4-1/4 5-1/4 12-1/4 12-1/4 ,,p,, 16-7/8...
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Page 4: Safeinstallationrequirements
2. SAFE INSTALLATION REQUIREMENTS FIRE, EXPLOSION, ELECTRICAL SHOCK, AND CARBON Installation and servicing of air-conditioning equipment can MONOXIDE POISON HAZARD be hazardous due to system pressure and electrical Failure to carefully read and follow all instructions in this components. Only trained and qualified personnel should manual could result in furnace malfunction, property install, repair, or service air-conditioning equipment. -
Page 5: Locating The Unit
3. LOCATING THE UNIT FIGURE i Minimum Clearances Panels(B Chassis and Access Shown) ACCESS PANELS I Blower Compartment Panel See Figure 1 for a general view of unit and location of access panels. B Chassis - 2" C Chassis - 6" CLEARANCES The location MUST allow for minimum clearances should not be adjacent to a patio or other area where the... -
Page 6: Hoisting
Rooftop Installation FIGURE2 Heating Vent Assembly Rooftop platform requirements: Screws for Screw for - The unit MUST be situated to provide safe access for "B" Chassis "C" Chassis servicing. (473/8 x 473/8) (473/8 x 73) - The existing roof structure MUST be adequate support the weight of the unit or the roof MUST be reinforced. -
Page 7: Condensatedrain
Condensate Drain 5. GAS SUPPLY AND PIPING The condensate drain outlet is (19.1 mm) female PVC a 3/4" NOTE: Because there are many types of liquified petroleum connection located atthe bottom ofthe unit to the right ofthe (LP) gases, the term LP as used in this manual refers to filter access panel (see FIGURE 4). -
Page 8: Orifices
FIGURE 6 Gas Pipe Size, Length and Btu/hr Capacity for Schedule 40 Iron Pipe (Metric) UNIT OPERATION AND COMPONENT DAMAGE HAZARD NATURAL GAS Failure to follow this caution may result in misaligned Pipe Length kW** burners, flame rollout and or unit damage. (includes Fittings) 3/4"... - Page 9 NOTE: The orifice sizes in the chart above derate the input rate at 4% per 1000 feet above sea level for altitudes exceeding 2000 feet above sea level. If converting from LP gas to Natural Gas at altitudes exceeding 2000 feet above sea level, part number...
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Page 10: Electricalwiring
6. ELECTRICAL WIRING Line Voltage Wiring Connections for line voltage are made in the unit control box area. Refer to wiring diagram located on the Burner Access panel. For access, remove the burner access panel. ELECTRICAL SHOCK HAZARD. 1. Run the high voltage (L1, L2) and ground leads into the control box. - Page 11 There are 2 differentbalancepoint temperatures to heat may be met using the heat pump mode. If the outdoor consider w henprogramming t he thermostat:Economic temperature is below the load balance point temperature, andLoad. the gas heat mode is required to meet the building load. To find the load balance point temperature,...
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Page 12: Ductwork
7. DUCTWORK permitted. If flexible connectors are used, they should be protected from potential mechanical damage such as Ductwork Sizing punctures and tears. The maximum recommended velocity in trunk ducts is 1000 NOTE: When connecting the supply and return plenums to feet per minute. -
Page 13: Airflowadjustment
8. AIRFLOW ADJUSTMENT PDX3 SERIES HEATING CHART External Static Pressure (in H2O ) 1" .2" 3" 4" .5" 6" .8" Cooling Heatinglnpu_ Heating Rise Speed Heating Heating Heating Heating Heating Heating Heat}ng Heating M0del Tons (BNih0 Range(_F) Rise(°F/ Rise(°F) Rise(°F/ Rise(°F) Rise(°F) Rise(°F) -
Page 14: Start-Upprocedures
CONTINUOUS FANOPERATION Figure i3 Honeywell Gas Valve Continuous fan speedoperates at the lowstagecooling speed forallmodels. RegulatorAdjustment UnderCa Outlet HONEYWELL COOLING Pressure 1.Turnelectric powerOFF © 1/8NPT 2. Setthermostat Heat-Cool select t o COOL. 3.Adjust t hermostat setting to belowroomtemperature. 4. TurnpowerON,for approximately oneminute, t hen OUTLET OFF. -
Page 15: Gas Heating Start-Up Procedures
FIRE AND/OR EXPLOSION HAZARD FIRE AND/OR EXPLOSION HAZARD Failure to follow this warning could result in per- Failure to follow this warning could result in personal sonal injury, death and/or property damage. injury, death, and/or property damage. Do NOT adjust manifold pressure more than + 0.3 inches water column to obtain rated input. -
Page 16: Operation
willnormally b eobtained w hen theunitisoperating a trated 10. OPERATION input w iththerecommended blower s peed. Thetemperature risemustbewithin thespecifications marked ontheunit r ating p late. ELECTRICAL SHOCK HAZARD. To check the temperature rise through the unit, place ther- mometers in the supply and return air ducts as close to the Failure to follow this warning could result in personal unit as possible. -
Page 17: Maintenance
CONTINUOUS FANOPERATION Figure i7 Defrost Board & Dip Switches Withthe continuous Indoorfan optionselected on the thermostat, G iscontinuously energized. Thesystem runs lowstage(Y1)airflow forcontinuous f anoperation. DefrostMode Ona callfor defrost: When thedefrost s ensor c loses intheheating mode, t here isa 30,60,90or 120minute delaybefore thedefrost m ode begins. - Page 18 Inspect filters at least monthly and replace or clean as required. Washable filters may be cleaned by soaking in ELECTRICAL SHOCK HAZARD. mild detergent and rinsing with cold water. Replace filters with the arrows on the side pointing in the direction of air Failure to follow this warning could result in personal flow.
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Page 19: Inspectionand Cleaning
Note:The blowermotoris permanently l ubricated.No 10. Clean flue gas passages by using small brushes and a furtherlubrication i s required. D onotattempt t o lubricate vacuum cleaner. It may be necessary to fabricate theblowermotor. handle extensions for the brushes to reach the areas that require cleaning. -
Page 20: Componentlocation
R MOTE SPARK R UNIT GAS VA}VE_ _SPARKER SENSOR "' ROLLOUT SWITCH "00 1004 _PRIMAR IFH AND SPEED SELECTOR LEADS _ LIMIT SWITCH... -
Page 21: Rigging
RIGGING INSTRUCTIONS 10962_,,_-A FAILURE TO FOLLOW THESE INSTRUCTIONS /K WARNING CAN RESULT IN PROPERTY DAMAGE, BODILY INJURY OR DEATH. - ALL PANELS MUST BE IN PLACE WHEN RIGGING AND LIFTING. - HOOK RIGGING SHACKLES THROUGH HOLES IN BASE RAIL, AS SHOWN IN DETAIL-A. -
Page 22: Wiring Diagrams
CONNECTION WIRING DIAGRAM - ALL MODELS r ILD SPPLY 208/230 601Z, TRARS VOLTAGE TERM]RAtION GNIT[ON BOARD COMP SOL PRESSURE SWIICN MAIN SPANKER ANY 01: IHE ORIGINAL WIRE AS SUPPLIED WIHI FHE APPLIANCE MUST BE REPLACED, MUST BE REPLACED WITR [YPE AWMwlO5_C OR irs EOUIVALENT... -
Page 23: S 12-1/4
LADDER WIRING DIAGRAM - ALL MODELS Ii 2 USE COPP{R CONDUCTORS ON!Y FIELD SUPPLY 208/230 VAC, 60 HZ, 1PIt CRANKCASEHEAIEI:/ CON [ CONT DR @ DB OUlDOOR FAN MTR INOOOR FAN MTR IGNITION CONTROl BOARD P2 2 P2 1 REMOTE SPARKER /--_ 230V...