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Page Title:
Table 2-1. Operator Preventive Maintenance Checks and Services-continued |
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 TM 5-5430-226-12
Table 2-1. Operator Preventive Maintenance Checks and Services - cont.
B - Before Operation
D - During Operation
A - After Operation
INTERVAL
Procedures
Equipment is not
Item
Item To Be
Check for and have repaired
Ready/Available
No.
B
D
A
Inspected
or adjusted as necessary
If:
Water Tank
d. Inspect for leaks in tank fabric and
Tank leaks at fitting connec-
(cont)
around tank fitting connections. If
tion. Leak cannot be stopped
tank leaks, install clamp patch or plug
by clamp patch or plug.
from repair kit.
Fitting
Assemblies
3
Vent Fitting
a. For models with a vent pipe hav-
Coupling is cracked. Locking
Assembly
ing a cam-lock coupling, inspect the
arms damaged.
coupling for cracks and/or damaged
locking arms.
b. For models with a vent pipe hav-
Coupling gasket is damaged or
ing a threaded coupling, inspect for
missing.
damaged or missing coupling gasket.
c. Lift vent cap and check for free
Vent cap binds or is damaged.
movement. Inspect for cracks, bends,
and bent or broken pivot pin.
d. Inspect vent pipe for cracks or
Vent is cracked or damaged.
damage.
e. For models with a vent pipe hav-
Class III leak at coupling.
ing a cam-lock coupling, inspect vent
coupling for leaks.
4
Fill/Discharge
a. Inspect elbow couplings for
Coupling is cracked. Locking
Assemblies
cracks. Inspect locking arms for
arms damaged.
damage.
b. Inspect for damaged or missing
Coupling gasket is damaged or
coupling gaskets.
missing.
c. Inspect for leaks at elbow cou-
Class III leak at elbow.
plings.
5
Drain
a. Inspect drain body for cracks and
Drain body cracked.
Assembly
damage.
b. Check for loose or missing drain
Drain plug missing.
plug.
2-4
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