035-19699-001-B-0804
Unitary Products Group
7
CONDENSER COIL
An annual check and cleaning, if necessary, of the out-
door coil should be done. Cleaning should be as often
as necessary to keep the coil clean. Clean any debris
and dirt from the outside coil face with a brush being
careful not to damage the fins. If extremely dirty, a hose
can be used to wash the coil from the inside out while
brushing a soapy solution on the outside.
REGISTERS
Supply and return air registers must be open when the
unit is in operation. Obstructions must not be allowed
to block airflow in or out of the registers.
TROUBLESHOOTING
BEFORE CALLING A SERVICE PERSON:
A. Check thermostat setting and insure thermostat is
calling for heat or cooling.
B. Check thermostat for lint, etc.
C. Check fuses or circuit breakers.
D. Check filters for excessive dust accumulation.
