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IF FURNACE FAILS TO OPERATE:
Follow this checklist step by step, advancing to the next step only if furnace fails to start.
• Check thermostat for proper temperature. Is thermostat set above room temperature?
• Is thermostat set on HEAT?
• Check fuses and circuit breakers. Is electrical supply on?
• Is manual shutoff valve in gas supply pipe in open position? (Follow start-up procedures if you open gas valve.)
NOTE:
Turn off electrical supply before continuing with checklist.
• Is control switch on gas valve in ON position? (Follow start-up procedures if you must reset switch to ON.)
• Check manual reset
fl
ame rollout switch located on the burner box. (See Fig. 1.) If furnace has experienced high temperature
conditions, this switch will shut off the furnace. Reset it by pushing the button on the switch. If it trips again, shut down the
furnace and call for service. See “Shutting Down Your Furnace” section in this manual.
• Check for obstructions around the vent termination.
If your furnace still fails to operate, call your service representative.
For your convenience, record the furnace product and serial numbers on back page. Should you ever require service, you will have
ready access to the information needed by your service representative.
This furnace has a light emitting diode (LED) status code display to aid the installer, service technician, or homeowner while installing
or servicing the unit. The LED code can be seen by removing the main furnace door and viewing LED through the view port in the
blower access panel.
INSTALLATION DATA
Date Installed
Dealer Name
Address
City
State
Zip
Telephone
FURNACE
Product No.
Model No.
Serial No.
AIR CONDITIONER OR HEAT PUMP
OUTDOOR UNIT:
Product No.
Model No.
Serial No.
INDOOR COIL:
Product No.
Model No.
Serial No.