TM 10-4610-232-12
Table 2-13. Operator Preventive Maintenance Checks and Services (PMCS)
(Continued)
Item
No.
Interval
Item to
Check/Service
Procedure
Not Fully Mission Capable If:
66.
During
Hypochlorite
a. Inspect tank for cracks or punctures.
Unusual noise is heard, or damage
Tank, Mixer,
b. Turn MIXER switch to ON, check mixer
that would prevent operation.
and Tubing
for unusual noise or vibration.
c. Smell motor for possible burning.
Burning smell is detected.
d. Check tubing for cracks, leaks, or clogs.
67.
During
Vent Fan
Turn FAN switch to ON.
Fan or switch is inoperative.
68.
During
Product Shut-
Inspect for leakage or damaged control
Damage that would prevent
Off Valve
handle.
operation.
69.
During
Distribution,
Check for leaks and proper operation.
Leaks are found that would prevent
Suction, and
operation.
Discharge
Hoses and
Nozzles
70.
During
Distribution
a. Inspect for leakage between the pump
Damage is observed, or burning
Pump and
and motor and listen for unusual noise.
smell is detected.
Motor
b. Inspect piping and drain valve for
damage or leaks.
c. Inspect for obvious damage.
d. Smell for possible burning.
e. Check for proper rotation of fan
(clockwise).
71.
During
High Pressure
a. Check for severe plunger packing
Unusual noise is heard or damage is
Pump and Skid
leakage and oil leakage.
observed. Tubing vibrates
Assembly,
b. Listen for unusual noise.
excessively.
Piping, and
c. Inspect for obvious damage.
Relief Valve
d. Check for unusual vibration or leakage.
e. Check Skid Assembly for excess
vibration and noise. Slowly release air
from assembly mounts until noise and
vibration disappear. If noise does not go
away, slowly inflate until noise goes away.
f. Check for proper rotation of pump
(clockwise).
72.
During
Electric Heater
Check operation of fan.
If heater does not work in cold
Assembly
weather operation.
2-48 Change 12
