BEFORE YOU CALL FOR SERVICE, CHECK FOR SEVERAL PROBLEMS THAT CAN BE EASILY SOLVED
If insufficient heating or cooling is suspected:
( ) Check for sufficient airflow. Check the air filter for dirt. Check for blocked return- or
If your unit is not operating at all, check the following list for easy solutions:
( ) Check to be sure that your thermostat temperature se- lector is set above the indoor temperature during the heating season, or below the indoor temperature during the cooling season. Be sure the SYSTEM switch is in the proper HEAT, COOL, or AUTO. position and not in the OFF position.
( | ) Is the electrical supply switch ON? Are any fuses blown |
or has the circuit breaker tripped? | |
( | ) During the heating season, check the external manual |
shutoff valve. Is this lever parallel with the pipe, indicating that the valve is open? Or is the lever at a right angle, indi- cating that the valve is closed? If closed, has the gas been shut off for safety reasons? Otherwise, you may open the valve and follow the
NOTE: Before proceeding with the next check, shut OFF the gas supply to the unit and then turn OFF the electrical
power supply to the unit. Remove the compressor access panel.
( ) During the heating season, check the control switch on the gas valve. Is it in the ON position? If it is not, be sure it has not been turned off as a safety precaution. If no safety hazards are present, follow the
( ) If your unit still fails to operate, call your servicing dealer for troubleshooting and repairs. Specify the model and serial numbers of your unit. (Record them in this man- ual in the space provided.) If the dealer knows exactly which unit you have, he may be able to offer suggestions over the phone, or save valuable time through knowledgeable prepa- ration for the service call.
IN CASE OF TROUBLE
If after performing the above routine checks, unit perfor- mance is unsatisfactory, shut off the unit and call your dealer.
Dealer’s Name _________________________________________
Telephone _____________________________________________
Unit Model ____________________________________________
Unit Serial Number ____________________________________
