Unitary products group PS9 Installation Manual Download | Manualshive

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Subject to change without notice. Printed in U.S.A.

035-20646-001 Rev. A (1004)

Copyright

©

by York International Corp. 2004. All rights reserved.

Supersedes: Nothing

Unitary

5005

Norman

Product

York

OK

Group

Drive

73069

NOTES

«
...
30
31
32

Summary of Contents for PS9

Page 1: ...n Kit Assembly 5 Dimensions 6 Accessory Downflow Filter Rack 7 Return Filter Grill and Return Duct Installation 7 Typical Attic Installation 8 Typical Suspended Furnace Crawl Space Installation 8 Gas...

Page 2: ...ational vehicles Failure to carefully read and follow all instructions in this manual can result in furnace malfunction death personal injury and or property damage Furnaces for installation on combus...

Page 3: ...nd repairs are performed Clearances for access Ample clearances should be provided to permit easy access to the unit The following minimum clearances are recommended 1 Twenty four 24 inches 61 cm betw...

Page 4: ...proper fur nace operation Use the Example below to help you in calculating the duct area to deter mine whether the ducts have sufficient area so that the furnace oper ates at the specified external s...

Page 5: ...T The furnace transition kit and the cooling coil cabinet MUST BE SEALED as needed to prevent leaks AND SECURED Refer to the assembly drawing in Figures 2 IMPORTANT On all installations without a coil...

Page 6: ...recommended on all installations The connection of the plenum to the furnace and all the ducts connecting to the plenum must be sealed to prevent air leakage The sheet metal should be crosshatched to...

Page 7: ...allation 1 Install the return filter rack on the top of the furnace return air opening Secure the filter rack to the front and back flanges with screws The return air plenum can be placed over the fil...

Page 8: ...RAMING FILTER RACK MUST BE A MINIMUM DISTANCE OF 18 45 7 cm FROM THE FURANCE COMBUSTION AIR GAS PIPING VENT PIPE maintain required clearances to combustible RETURN AIR SUPPLY AIR 12 CLEARANCE FOR SERV...

Page 9: ...ere the altitude is greater than 2 000 ft 610 m above sea level on natural gas or the altitude is greater than 4 000 ft 1219 m above sea level on propane LP gas Refer to Table 7 or the instructions in...

Page 10: ...ion leads and wiring box may be relo cated to the left side of the furnace Remove the screws and cut wire tie holding excess wiring Reposition on the left side of the furnace and fas ten using holes p...

Page 11: ...an what one furnace can deliver twinning can be used to make two furnaces operate in tandem When two furnaces are installed using the same duct system it is very important that the two furnace cir cul...

Page 12: ...Cooling On a call for cooling Y signal from the wall thermostat both furnace blowers will come on at the same time in cooling speed When the thermostat is satisfied both blowers will stay on for 60 se...

Page 13: ...5 elbows in the combustion air piping and a maximum of 5 elbows in the vent piping 4 Three vent terminal elbows two for vent pipe and one for air intake pipe are already accounted for as vent terminat...

Page 14: ...cement must conform to ASTM D2564 for PVC or ASTM D2235 for ABS piping 7 All joints must provide a permanent airtight and watertight seal 8 Support the combustion air and vent piping such that it is a...

Page 15: ...ion2 A Clearance above grade veranda porch deck or balcony 12 inches 30 cm 12 inches 30 cm B Clearance to window or door that may be opened 6 inches 15 cm for applications 10 000 Btuh 3kW 12 inches 30...

Page 16: ...eet elbow on the vent connec tion 2 Place the 2 5 08 cm PVC WYE Y assembly on the 2 5 08 cm 45 PVC street elbow 3 Locate the rubber condensate hose in front of the blower access panel 4 Slide the hose...

Page 17: ...TION AIR This is a sealed combustion air configuration where the combustion air is supplied through a PVC or ABS pipe that is connected to the PVC coupling attached to the burner box and is terminated...

Page 18: ...ea of a specific louver or grille is not known refer to Table 10 to estimate free area Do not use less than 1 4 0 635 cm mesh Free area or louvers and grilles varies widely the installer should follow...

Page 19: ...materials in the SEALED COM BUSTION AIR SUPPLY section in these instructions when installing the combustion air pipe from the unit and into a ventilated attic space or crawl space DO NOT terminate ven...

Page 20: ...w the heat tape manufacturer s recommendations CONDENSATE DRAIN HOSE PART NUMBERS DOWNFLOW HORIZONTAL CONDENSATE INTERNAL DRAIN CONFIGURATIONS Downflow Furnace is shipped with one end of condensate ho...

Page 21: ...all hose 6 between the top drain of the rain gutter of the inducer and the remaining open end of 3 8 barbed tee 13 Ensure that all hoses are properly installed have no kinks and are draining properly...

Page 22: ...er smaller dogleg end of hose 10 should be installed into the large recessed drain in the condensate trap 7 Install the condensate trap bracket with the condensate trap on to the front side of the fur...

Page 23: ...n air blower heat exchanger or a blocked vent pipe connection Corrective action is required These are manual reset controls that must be reset before operation can continue PRESSURE SWITCHES This furn...

Page 24: ...will start and come up to speed Shortly after inducer start up the hot surface igniter will glow for about 17 seconds b After this warm up the ignition module will energize open the main gas valve c...

Page 25: ...ivided by the time it took to measure 2 cubic ft 0 0566 m3 of gas from the gas meter For Propane LP Gas multiply the Heat content of the gas MJ m3 or Default 93 14 times 0 00283 m3 of gas measured at...

Page 26: ...gas valve as described in E above There will be no second connection to the manometer as it will reference atmo spheric pressure Refer to Figure 36 for connection details IMPORTANT The cap for the pre...

Page 27: ...by positioning the jumper on two of the four positions as shown in Figure 38 The furnace control board also allows user selection of the blower speed that is energized during continuous fan operation...

Page 28: ...4 1554 44 1532 43 1502 43 1457 41 1409 40 1327 38 1221 35 Medium Low 1256 36 1275 36 1275 36 1288 36 1275 36 1265 36 1232 35 1187 34 1126 32 1023 29 Low 937 27 939 27 936 26 945 27 942 27 936 26 912 2...

Page 29: ...peed blower it is found that total system static is 0 58 w c To determine the system airflow complete the following steps 1 Obtain the airflow values at 0 50 0 60 ESP Airflow 0 50 2125 CFM Airflow 0 6...

Page 30: ...035 20646 001 Rev A 1004 30 Unitary Products Group SECTION XII WIRING DIAGRAM FIGURE 39 Wiring Diagram...

Page 31: ...035 20646 001 Rev A 1004 Unitary Products Group 31 NOTES...

Page 32: ...to change without notice Printed in U S A 035 20646 001 Rev A 1004 Copyright by York International Corp 2004 All rights reserved Supersedes Nothing Unitary 5005 Norman Product York OK Group Drive 7306...

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