Service Manual

ManualsBrandsGoodman Manualsair handlers electric furnaces19.5 Kilowatt Heater Coil (68,200 BTUs of Heat)

IMPORTANT INFORMATION ......................................................................................................... 4 - 5

PRODUCT IDENTIFICATION - *PC/*PH[13-14]**H41**............................................................... 6 - 8

ACCESSORIES................................................................................................................................... 9

PCCP101-103 ROOF CURB ........................................................................................................................................ 10

PCP101-103 DOWNFLOW PLENUM .......................................................................................................................... 10

PCEF101-103 ELBOW AND FLASHING KIT ................................................................................................................11

PCE101-103 ECONOMIZER ..........................................................................................................................................11

PCMD101-103 DOWNFLOW MANUAL DAMPER ....................................................................................................... 12

GPHMD101-103 HORIZONTAL MOTORIZED DAMPER WITH DUCT FLANGE ........................................................... 12

SQRPC SQUARE TO ROUND CONVERTER............................................................................................................... 13

SQRPCH SQUARE TO ROUND CONVERTER ............................................................................................................ 13

PCFR101-103 EXTERNAL FILTER KIT ....................................................................................................................... 14

PRODUCT DESIGN .......................................................................................................................... 15

ELECTRICAL WIRING ................................................................................................................................................. 16

LINE VOLTAGE WIRING.............................................................................................................................................. 17

SYSTEM OPERATION ...................................................................................................................... 18

*PC/*PH[13-14]**H41**

COOLING .................................................................................................................................................................... 18

COOLING CYCLE........................................................................................................................................................ 18

HEATING CYCLE......................................................................................................................................................... 18

DEFROST CYCLE ....................................................................................................................................................... 19

FAN OPERATION ........................................................................................................................................................ 19

SCHEDULED MAINTENANCE......................................................................................................... 22

ONCE A MONTH ......................................................................................................................................................... 22

ONCE A YEAR ............................................................................................................................................................. 22

TEST EQUIPMENT...................................................................................................................................................... 22

SERVICING ....................................................................................................................................... 23

COOLING/HEAT PUMP- SERVICE ANALYSIS GUIDE ................................................................................................ 23

S-1 CHECKING VOLTAGE ........................................................................................................................................... 24

S-2 CHECKING WIRING .............................................................................................................................................. 24

S-3 CHECKING THERMOSTAT, WIRING, AND ANTICIPATOR .................................................................................... 24

S-3A Thermostat and Wiring ..................................................................................................................................... 24

S-3B Cooling Anticipator ........................................................................................................................................... 25

S-3C Heating Anticipator ........................................................................................................................................... 25

S-4 CHECKING TRANSFORMER AND CONTROL CIRCUIT ....................................................................................... 25

S-7 CHECKING CONTACTOR AND/OR RELAYS ........................................................................................................ 25

S-8 CHECKING CONTACTOR CONTACTS .................................................................................................................. 26

S-9 CHECKING FAN RELAY CONTACTS..................................................................................................................... 26

S-11 CHECKING LOSS OF CHARGE PROTECTOR ................................................................................................... 27

S-15 CHECKING CAPACITOR ..................................................................................................................................... 27

S-15A RESISTANCE CHECK ....................................................................................................................................... 28

S-15B CAPACITANCE CHECK ..................................................................................................................................... 28

S-16 CHECKING MOTORS .......................................................................................................................................... 29

S-16A CHECKING FAN AND BLOWER MOTOR WINDINGS (PSC MOTORS) ............................................................ 29

S-16D CHECKING EEM MOTORS ............................................................................................................................... 29

S-17 CHECKING COMPRESSOR WINDINGS ............................................................................................................. 30

S-17A RESISTANCE TEST .......................................................................................................................................... 30

S-17B GROUND TEST ................................................................................................................................................. 30

INDEX