TM 9-4940-568-20
2-28
2-9. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
TABLES (CONT).
Table 2-1. Unit Level Preventive Maintenance Checks and Services (PMCS) (CONT).
Item
No.
Interval
Item to Be
Inspected
Procedure
Not Mission
Capable If:
1
2
3
5
4
23
Semi-
Annual
Sheet Metal
and Frame
a.
Inspect sheet metal and frame of shelter
for evidence of corrosion damage such as
surface color change, surface separation,
blistered paint, rust, or other evidence of
damage.
Damage to frame
interferes with operation
of FRS.
b.
Check for broken frame welds, cross
members or damage to undercarriage.
Frame welds are broken.
NOTE
The following procedures are identical for
both air regulator/water separator filters.
The right side pneumatic air regulator is
shown.
24
Annual
General/
Pneumatic
Air
Regulators/
Water
Separators
Replace filters. Remove regulator bowl (1) by
turning retaining nut (2) counterclockwise.
Remove retaining nut (3), filter housing (4) and
filter (5). Install in reverse order.
