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17.1
TO START THE FURNACE
1. Shut off the electrical power to the furnace and set the room thermostat to its lowest setting.
2. Remove the burner compartment access door.
IOM
IOM
IMPORTANT
ENSURE THAT THE MANUAL GAS VALVE SWITCH HAS BEEN IN THE "OFF" POSITION
FOR AT LEAST 5 MINUTES. DO NOT ATTEMPT TO MANUALLY LIGHT THE MAIN
BURNERS.
3. Turn the gas valve switch to the "ON" position.
4. Replace the burner compartment access door.
5. Turn on furnace appliance shut off valve.
6. Restore electrical power to the furnace.
7. Set the room thermostat to a point above room temperature to light the furnace.
8. After the burners are lit, set the room thermostat to the desired temperature.
17.2
TO SHUT DOWN THE FURNACE
1. Set the room thermostat to below set point.
2. Remove the burner compartment access door.
3. Turn the gas valve switch to the "OFF" position.
4. The furnace appliance shut-off valve may be closed if desired.
5. Power to the furnace must remain on for the air conditioner to work.
SHOULD OVERHEATING OCCUR OR THE GAS BURNERS FAIL TO SHUT OFF, CLOSE THE
MANUAL GAS VALVE FOR THE FURNACE BEFORE SHUTTING OFF THE ELECTRICAL
POWER TO THE FURNACE. FAILURE TO DO SO CAN CAUSE AN EXPLOSION OR FIRE
RESULTING IN PROPERTY DAMAGE, PERSONAL INJURY OR LOSS OF LIFE.
BEFORE RESTARTING THE FURNACE, CHECK ALL PLASTIC VENTS AND WIRES
W415-2308 / B / 11.04.19
:
!
WARNING
!
FOR DAMAGE.
H21.1
H21.2
H3.24