TM 9-4120-385-14
Table 21. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES
M Monthly
A After
B Before
W Weekly
D During
FOR READINESS
REPORTING
PROCEDURES
INTERVAL
EQUIPMENT IS
(CHECK/AND HAVE
NOT READY/
REPAIRED AND ADJUSTED
ITEM TO BE
AVAILABLE IF:
AS NECESSARY)
W M
INSPECTED
D
A
B
No.
Missing, damaged, no
Cover
1
mildew. All snaps in good
condition. Cover must be
rolled and stored on top of
unit during operation.
No major dents or cracks.
Panels
2
No missing screws.
No major dents or cracks.
Screens
3
No missing screws.
and Guards
No major dents, cracks,
Grilles/Louvers:
4
open and clear.
No missing screws.
Missing or damaged.
Information
5
Plates
Check that filter is clean.
Air Filter
6
No water dripping anywhere
Condensate
7
except through drain.
Drain
Missing
Check that knobs
Control Panel
8
are not missing.
Center should be clear,
Sight Glass
9
Not Green
no bubbles.
(liquid
in Color
Green, (Good)
indicator)
Yellow/green (*)
Yellow (*)
* Indicates moisture in refrigerant system and possible problems. Report unit to Direct
Support Maintenance.