
EVAPORATOR AND CONDENSER COILS
(leaning of the coils should only be done by qualified service personnel (ontact yore' dealer for the required annual maintenance.
CONDENSATE DRAIN
The drain pan and condensate drain line should be checked and cleaned at the same time the cooling coils are checked by your dealer,
COMPRESSOR
All compressors are factory-shipped with a normal charge of the correct type reft'igemtion grade oil in thel;q and should rarely require additional
oil.
CONDENSER FAN
z_ WARNING: PERSONAL INJURY AND UNIT DAMAGE HAZARD
Failure to follow this warning could recur in personal injury, death or property damage.
Do not poke sticks, screwdrivers, or any other object into revolving fan blades.
The fan must be kept free of ali obstructions to ensure proper cooling. (ontact your dealer for any required service.
ELECTRICAL CONTROLS AND WIRING
Electrical controls are difficult to ehecl< without proper instrumentations: therefore, it" there are any discrepaneies in the operating cycle, contact
your dealer and request service.
REFRIGERANT CIRCUIT
The refrigerant circuit is difficldt to check for leaks without the proper equipment: therefore, ff inadeq_mte cooling is suspected, contact your local
dealer for service.
z_ WARNING: EXPLOSION AND BURN HAZARD
Failure to follow this warning could recur in pereonN injury, death or property damage.
System under pressure. Relieve pressure and recover aH refrigerant before system repair or final unit disposaL Use all
service porte and open aH flow-control devices, including solenoid valves.
UNIT PANELS
After per%rming any maintenance or service on the unit. be sure all panels are fastened securely in place to prevent rain from entering the unit
cabinet and to prevent disruption of the correct unit airflow pattern.
REGULAR DEALER MAINTENANCE
In addition to the type of routine maintenance you might be willing to perform, your unit should be inspected regularly by s properly trained service
technician. An inspection (preferably each year. but at least every other year) should include the following:
1. Inspection and, if required, cleaning of the condenser and evaporator coils.
and, if required, cleaning of the evaporator drain pan.
and cleaning of blower wheel housing and motor.
of all supply-air and return-air ducts for leaks, obstructions, and insulating integrity. Any problems found should be resolved at
2. Inspection
3. Inspection
4. Inspection
this time.
5. Inspection
6. Inspection
7. Inspection
8. Inspection
9. Inspection
running.
of the unit base to ensure that no cracks, gaps, etc.. exist which may cause a hazardous condition.
of the unit casing for signs of deterioration.
of all electrical wiring and components to ensure proper connection.
fbr leaks in the refrigerant circuit. Pressure-check to determine appropriate refrigerant charge.
of compressor oil level by service person to ensure proper oil level is maintained in the compressor when it is installed and
1(}. Operational check of the unit to determine working conditions. Repair or adjustment should be made at this time.
You servicing dealer may offer an economical service contract that covers seasonal inspections. Ask for ftmher details.
(omplete maintenance instructions can be _bund in tile unit Insmllatiom Start-Up and Service Instructions.
WARRANTY CERTIFICATES
t/nit PA3P has limited warranties. Certificates are located at the back of this book. Be sure to read the wmTanty carefully to determine the coverage
_br your unit.
BEFORE YOUR CALL FOR SERVICE, CHECK FOR SEVERAL EASILY-SOLVED PROBLEMS
If insufficient heating or cooling is suspected:
( )(heck _br sufficient airflow.
( ) (heLL the air filter _br dirt.
( ) (heLL for blocked return-air or supply-air grilles. Be sure they are open and unobstructed. If these checks do not reveal the cause, call your
servicing dealer.
If you unit is not operating at all. check the following list for easy solutions:
( ) Check to be sure that your thermostat temperature selector is set below the indoor temperature during the cooling season. Be sure the system
switch is in the (COL position and not in the OFF position.
( ) If your unit sti!l fails to operate, cali your servicing dealer tbr troubleshooting and repairs. Specify the mode! and serial numbers of your unit.
(Record them in this manual in the space provided.) If the dealer knows exactly which unit you have. he may be able to oK)r suggestions
over the phone, or save valuable time through knowledgeable preparation for the service call
-3-