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TM5-4120-376-14
SECTION II. PREVENTIVE MAINTENANCE CHECKS AND SERVICES
CAUTION
While the air conditioner is running, if any defect develops that you think will
damage the air conditioner, stop it at once.
2-2. 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 observe warning symptoms in a timely manner. Checks and
services performed by operators are limited to those functions which are described in Table 2-1.
a. Before you operate: Always keep in mind the WARNINGS located on the inside front
cover. Perform your interval (B) before PMCS.
b. While you operate: Always keep in mind the WARNINGS located on the inside front cover.
Perform your interval (D) during PMCS.
c. After you operate: Be sure to perform your interval (A) after PMCS.
d. If Your Equipment Fails to Operate: Troubleshoot with proper equipment. Record any
defects on DA Form 2404 (Equipment Inspection and Maintenance Work Sheet) (See DA PAM
738-750 for instructions).
2-3. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS). This paragraph contains
a tabulated listing of preventive maintenance services which must be performed by the
operator. The item numbers are listed in the order to be performed.
NOTE
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.
2-4. DAILY PREVENTIVE MAINTENANCE SERVICES. This paragraph contains a tabulated
listing of preventive maintenance services which must be performed by the operator. The item
numbers are listed consecutively and indicate the sequence of minimum requirements. Refer to
table 2-1 for the daily preventive maintenance services.
2-5
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