TM 10-3990-205-12&P
Table 2-2. 0perator/Crew Preventive Maintenance Checks and Services - CONT
OPERATOR/CREW PREVENTATIVE MAINTENNCE CHECKS AND SERVICES
D - DURING
B - BEFORE
M - MONTHLY
A - AFTER
W - WEEKLY
ITEM TO BE INSPECTED
INTERVAL
EQUIPMENT IS NOT
PROCEDURE: CHECK FOR AND
lTEM
HAVE REPAIRED, FILLED, OR
READY/AVAILABLE IF:
NO
B
P
ADJUSTED AS NEEDED
w
N
D
CONTROL CABLES
2
Check for missing or broken cables.
CONTROL RODS
3
Check for bends or broken rods.
Control rods bent or
broken preventing oper-
4
Swing Bolts
ation.
Check for broken or cracked bolts
Swing bolts are broken
or cracked.
COUPLER, TWIST LOCK ASSY
5
Check for broken or cracked twist locks.
Twist locks are broken
or cracked.
GUIDE WHEEL ASSEMBLY
6
Check that guide wheels are securely
attached and rotate freely.
ALIGNMENT, ARMS
7
a.
Check for cracks.
b.
Check that arms lock in raised and
lowered positions.
8
SLING ASSEMBLY
Check the wire rope and sockets for
a.
Evidence of heat
a.
damage, wear, correction, and fatigue.
damage of any cause.
b. Evidence of kinking,
"bird-caging", crushing,
cut,
abrasions,
sharp
bends, rust or any other
damage that results in
the distortion of rope
structure.
2-5