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:
11
Annual
Lower bridge
Check for degradation of anchoring eye or
Any cracks or missing
quarter anchoring
missing hardware. Repair or replace damaged, hardware.
eye (6)
loose, or missing hardware. Refer to
12
Annual
Upper bridge
Check for degradation, missing or loose
crossforce
mounting hardware, and damaged or missing
coupling bumper (2)
alignment pins. Repair or replace damaged,
loose, or missing hardware. Refer to
13
Annual
Upper bridge lock
Check for cracks, missing hooks, or loose
Any cracks or missing
receptacle (7)
mounting hardware. Repair or replace
hooks.
damaged, loose, or missing hardware. Refer to
14
Annual
Upper bridge
Check lower coupling for cracks or missing
Any cracks or missing
quarter lower
hardware. Repair or replace damaged, loose,
hardware.
coupling and
or missing hardware. Refer to WP 0022 00.
receptacle (1) and
lock levers (9)
15
Annual
Upper bridge
Check support wheels for missing rubber
Any missing rubber
quarter support
tires, loose wheel bearings, or missing
tires, loose wheel
wheels (5) and
hardware. Repair or replace damaged, loose,
bearing, or missing
springs
or missing hardware. Refer to WP 0023 00.
hardware.
16
Annual
Launch beam
Check for missing hardware or if damaged or
Any missing hardware
lifting eye
missing. Repair or replace damaged, loose, or
or if damaged or
missing hardware. Refer to WP 0027 00.
missing.
17
Annual
Upper bridge
Check for cracks or missing or loose mounting
crossforce coupling
hardware. Repair or replace damaged, loose,
bumper (3)
or missing hardware. Refer to WP 0025 00.
18
Annual
Upper bridge
Check for missing spring, damaged lock lever
Any missing spring,
quarter upper
pins, plunger, or loose mounting hardware.
loose mounting
coupling lock
Repair or replace damaged, loose, or missing
hardware, or damaged
mechanism (4) and
hardware. Refer to WP 0024 00.
lock lever pins or
plunger (10)
plunger.
0015 00-36