SERVICING
S-1
CHECKING VOLTAGE ................................................................................................................................. 55
S-2
CHECKING WIRING .................................................................................................................................... 55
THERMOSTAT AND WIRING ....................................................................................................................... 55
HEATING ANTICIPATOR .............................................................................................................................. 55
S-4
S-10
CAPACITANCE CHECK .............................................................................................................................. 56
S-15
CHECKING CAPACITOR ............................................................................................................................. 56
RESISTANCE CHECK ................................................................................................................................. 56
S-16
S-200
CHECKING DUCT STATIC ........................................................................................................................... 57
S-201
CHECKING TEMPERATURE RISE ............................................................................................................. 58
S-300
S-301
S-302
S-303
INDUCED DRAFT BLOWER MOTOR .......................................................................................................... 60
S-304
S-305
CHECKING MAIN BURNERS ...................................................................................................................... 60
S-306
CHECKING ORIFICES ................................................................................................................................ 61
S-307
CHECKING GAS PRESSURE ..................................................................................................................... 61
S-308
S-309
CHECKING FOR FLASHBACK ................................................................................................................... 64
S-310
CHECKING PRESSURE CONTROL ........................................................................................................... 64
S-311
S-312
S-313
S-314
CHECKING FLAME SENSOR ................................................................................................................... 66
54
SERVICE NUMBERS