TM 10-5430-245-13&P
0011 00
Table 1. Operator's Preventive Maintenance Checks and Services for Drum (Continued)
Item Interval
Procedure
Item To Be
Equipment Not
No.
Checked Or
Ready/
Serviced
Available If:
Coupler valve installed onto drum.
COUPLER VALVE
2
3
4
1
LEAK
LEAK
Check both coupler valves for:
Proper locking and unlocking operation of cam arm assemblies (1)
Cam arm
when installing or removing coupler valve from adapter assembly
assemblies (1)
(2) or dispensing hose.
will not properly
Leaks where coupler valve connects to adapter assembly (2).
lock coupler
Leaks at coupler valve outlet when coupler valve is shut off.
valve in place.
Leaks at or around valve stem (3) and packing nut (4).
Leaks are
discovered.
1
Check adapter assemblies (1) on both ends of drum for looseness and
10
During
Adapter
Adapter assembly
leakage.
Assembly
(1) leaks or is
loose.
0011 00-7
