CLEANING OF CONDENSER COIL AND HOUSING

TM5-4110-234-14

TO 40R7-5-7-1

REFRIGERANT UNDER PRESSURE

is used in the operation of this equipment.

DEATH

or severe injury may result if you fail to observe safety precautions. Never use a heating torch on

any part that contains Refrigerant R-12. Do not let liquid refrigerant touch you, and do not inhale

refrigerant gas.

Always disconnect power from battery (F10000RG-2) or power source (F10000R-6) prior to

performing internal maintenance. The unit could get turned on while you are working inside.

4-55. CLEANING OF CONDENSER COIL AND HOUSING

a. Access (See fig. 4-12)

(1)

Disconnect power.

(2)

Remove 8 screws and lock washers and remove the condenser air inlet screen.

(3)

Open the side access doors.

b. Cleaning.

Compressed air used for cleaning purposes will not exceed 30 PSI (2.1 kg/cm2)

(1)

Clean coil with a soft bristled brush, or use compressed air at 30 psi or less from the inside face of the coil to

blow the dirt out. Take care to avoid fin damage.

(2)

Check fins for dents, bent edges or any condition that would block or distort air flow. Straighten all damaged

fins with a plastic fin comb.

(3)

Should a leak or any other damage to the coil or housing be noted contact direct support maintenance.

(4)

Install the condenser air inlet screen with 8 screws and lock washers.

(5)

Close access doors.

(6)

Connect power.

4-56. CLEANING OF EVAPORATOR COIL AND HOUSING

NOTE

For best results wait until a defrost cycle has been completed or unit has been shut down long enough for

coil to be defrosted.

4-67