Chapter 3. OPERATOR'S MAINTENANCE INSTRUCTIONS

TM5-4120-383-14

CHAPTER 3

OPERATOR'S

MAINTENANCE INSTRUCTIONS

Section/Paragraph

Lubrication Instructions . . . . . . . . . . . . . .

General . . . . . . . . . . . . . . . . . . . . . . .

Troubleshooting . . . . . . . . . . . . . . . . . . .

Use of Troubleshooting Table . . . . . . . . . .

Section I

LUBRICATION

INSTRUCTIONS

3-1.

GENERAL.

The Model F9000H-3S Air Conditioner and its major components are

designed so that very little lubrication is required during their

serviceable lifetime. The refrigerant compressor and its drive

motor are hermetically sealed in a single canister; sealed bearings

are incorporated in the drive motor and the compressor is supplied

with a complete charge of oil and requires no lubrication. Sealed

bearings are incorporated in the evaporator and condenser fan

motors.

Report stiffness or binding of all operational controls to

organizational maintenance for appropriate action.

Section II

TROUBLESHOOTING

3-2.

USE OF TROUBLESHOOTING TABLE.

Table 3-1 contains troubleshooting information useful to operators

in diagnosing and correcting malfunctions or unsatisfactory

operation of the air conditioner.

a. The Troubleshooting Table lists the common malfunction

symptoms operators are most likely to encounter during operation of

the air conditioner; test and inspection steps to be followed to

determine the cause; and the corrective action that should be taken

for each possible cause listed.

3-1