SERVICING
S-1
CHECKING VOLTAGE ............................................................................................................................45
S-2
CHECKING WIRING ...............................................................................................................................45
THERMOSTAT AND WIRING .................................................................................................................45
HEATING ANTICIPATOR ........................................................................................................................45
S-4
S-200
CHECKING DUCT STATIC .....................................................................................................................46
S-201
CHECKING TEMPERATURE RISE ........................................................................................................47
S-300
S-302
S-303
S-304
S-305
CHECKING MAIN BURNERS .................................................................................................................49
S-306
CHECKING ORIFICES ...........................................................................................................................50
S-307
CHECKING GAS PRESSURE ................................................................................................................50
S-308
S-309
CHECKING FOR FLASHBACK ..............................................................................................................52
S-310
CHECKING PRESSURE SWITCH .........................................................................................................52
S-311
S-312
S-313
S-314
CHECKING FLAME SENSOR ..............................................................................................................53
SERVICE NUMBERS
39