TM 5-5420-234-14&P
Table 2-1. Operator/Crew Preventive Maintenance Checks and Services (PMCS) (continued)
Item To
Not Fully Mission
Item
Check/
Interval
Procedure
Capable If:
No.
Service
14
Before
Rear Guide
Check for loose or binding handle (1):
Handle is missing or inoperative. Rear
Assembly
guide assembly will not operate.
Rotate handle (1).
Move rear guide (2) to its fullest
open and closed positions. Rear
2
guide (2) and handle (1) should move
freely.
Inspect rear guide assembly for
cracks, bends, or broken welds.
1
15
Before
Front Pin Lock
a. Check locking mechanism (1) for
a. Front pin lock is damaged or has
damaged or missing parts.
missing parts.
b. Check front pin lock wear pad (2) for
excessive wear. Notify Unit maintenance
to turn over wear pad (2) if it is worn to
within 1/16 inch (1.59 mm) of screw
heads, or if top edge is worn down to
1/16 inch (1.59 mm) of metal contact. If
bottom edge has already been worn down,
notify Unit maintenance to replace wear
pad (2).
c. Pull locking handle (3) to see if
c. Front pin lock does not engage.
assembly disengages.
1
2
3
2-21