TM 5-5420-280-23&P
0015 00
PREVENTIVE MAINTENANCE CHECKS AND SERVICES (Contd)
Table 2. Preventive Maintenance Checks and Services for Bridge (Contd).
ITEM
ITEM TO
EQUIPMENT NOT
INTERVAL
PROCEDURE
NO.
CHECK/SERVICE
READY/AVAILABLE IF:
29
Annual
Lower bridge
Check for degradation, or missing or loose
Any missing springs,
quarter crossforce
mounting hardware, damaged lock lever pins
loose mounting
coupling bumper (6),
or missing springs. Repair or replace
hardware, damaged
upper coupling lock
damaged, loose, or missing hardware. Refer to
lock lever pins, or
mechanism (11), and
plunger.
plunger (10)
30
Annual
Lower bridge
a. Check lower coupling for cracks or missing
a. Any cracks or
quarter lower
hardware. Repair or replace damaged, loose,
missing hardware.
coupling and
or missing hardware. Refer to WP 0022 00
receptacle (7) and
and WP 0030 00.
lock levers (9)
b. Check latch and catch for proper operation
b. Any missing
or if damaged. Repair or replace if damaged
springs, loose
or not operational. Refer to WP 0022 00.
mounting hardware,
or damaged lock
31
Annual
Lower bridge
Check support wheels for missing rubber
Any missing rubber
quarter support
tires, loose wheel bearings, or missing
tires, loose wheel
wheels (8) and
hardware. Repair or replace damaged, loose,
bearing, or missing
springs
or missing hardware. Refer to WP 0023 00.
hardware.
6
7
8
8
10
11
9
0015 00-41