TM 5-5420-234-14&P
Table 4-1. Unit Preventive Maintenance Checks and Services (PMCS) (continued).
Item To
Item
Not Fully Mission
Check/
No.
Interval
Procedure
Capable If:
Service
12
Semi-
Rear Guide
a. Check rear guide pad (1) for
a. Wear pad is worn to within 1/16
annual
Assembly
excessive wear, damage, or missing
(1.59 mm) of screw heads or is worn
hardware. Replace wear pad (1) if it is
through.
worn to within 1/16 inch (1.59 mm) of
screw heads or if it is worn through, ex-
posing metal backing plate (para 4-28).
b. Check clearance between BAP rear
guide assembly (2) and rear roller
assembly (3). Clearance should be
adjusted to 1/4 inch (para 4-28).
1
2
1/4
3
INCH
(1.59 MM)
12.1
Semi-
Bumper Stop
Check bumper stop bracket for cracks
Either the height or width measurement
annual
Bracket
and/or broken parts. Gouges and
is outside the safe limit area on graph.
scrapes are acceptable as long as they
do not wear through the face plate.
Measure height and width of bumper
stop bracket. If both measurements are
within safe limit area on graph, the
bumper stop bracket is good. If both
measurements are not within safe limit
area on graph, refer to Para 4-55.
Change 1
4-15
