Section II PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)

TM5-4120-383-14

Section II

PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)

GENERAL.

Preventive maintenance checks and services (PMCS) are essential to

the efficient operation of the air conditioner and to prevent

possible damage that might occur through neglect or failure to

Checks and services

observe warning symptoms in a timely manner.

performed by operators are limited to those functions which can be

accomplished from the outside of the cabinet.

a. Before You Operate. Always keep in mind and observe the

WARNINGS and CAUTIONS contained in this technical manual and plates

installed on the equipment that are associated with the functions

Perform your before (B) PMCS from Table

you are about to perform.

2-1.

b. While You Operate. Always keep in mind and observe the

WARNINGS and CAUTIONS contained in this technical manual and plates

installed on the equipment that are associated with operational

Perform your during (D) PMCS from Table 2-1.

functions.

Be sure to perform your after (A) PMCS

c. After You Operate.

If Your Equipment Fails to Operate.

Troubleshoot within

Report any

your capabilities and with proper equipment.

deficiencies as appropriate using the proper form as specified in

DA Pamphlet 738-750.

NOTE

Within designated intervals, these checks are

to be performed in the order listed.

If the equipment must be kept in continuous

operation check and service only those items

that can be checked and serviced without

disturbing operation. Make the complete

checks and services when the equipment can be

shut down.

2-6