TM 5-3805-254-20-1
ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - CONTINUED
Q-QUARTERLY
S-SEMIANNUALLY
A-ANNUALLY
B-BIENNIALLY
MI-MILES
ITEM TO BE INSPECTED
Item
Interval
PROCEDURE: CHECK FOR AND HAVE REPAIRED, FILLED,
No.
Q
S
A
B
MI
REPLACED, OR ADJUSTED AS NEEDED
17
WET AIR RESERVOIR
á
a.
Check for leaks at automatic drain valve plug (1).
If plug is leaking, tighten using 3/8-inch open-end
wrench.
á
b.
Check for leaks at pressure relief valve (2).
(1) If valve is leaking, tighten using 5/8-inch and 7/8-
inch open-end wrenches.
(2) If valve is defective, replace (page 2-986).
á
c.
Check for leaks at automatic drain valve body (3) and
manual drain pin (4).
If automatic drain valve body or manual drain pin are
leaking, replace automatic drain valve (page 2-986).
á
d. Check for loose, cracked, or missing holddown
straps (5).
(1) If holddown straps are loose, tighten using two 9/16-
inch box-end wrenches.
(2) If holddown straps are cracked or missing, replace
(page 2-986).
18
AIR DRYER
á
a.
Replace air dryer cartridge (page 2-1014).
á
b.
Check for loose, corroded, or broken heater wire (6).
(1) If wire is loose, tighten using 3/8-inch open-end
wrench.
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