TM 10-4610-232-12
Table 2-13. Operator Preventive Maintenance Checks and Services (PMCS)
(Continued)
Item
No.
Interval
Item to
Check/Service
Crewmember/Procedure
Not Fully Mission Capable If:
54.
During
Carbon
Check level of CO in van.
Unable to perform test. Monitor does not
Monoxide (CO)
operate, or level of CO exceeds safe
Monitor
limits.
55.
During
Diesel Heaters
Check heater operation (para. 2-31).
Heaters do not work in cold weather
and Fuel
Check for fuel leakage.
operation. Any fuel leaks found.
Pumps
56.
During
Product Water
Check for Ieaks and clogs.
Damage creating a water flow that will
Sample
degrade/abort the mission or create a
Trough, Valves
hazardous condition.
and Hoses
57.
During
R/O Vessels
a. Inspect vessels and piping for leads.
Class III leaks are found, or TDS level
and Elements
b. Check TDS level of each vessel.
exceeds maximum allowable level
(Table 2-23).
58.
During
Polyelectrolyte
a. Check chemical level.
Damage that would prevent operation.
and
b. Check connections for leaks.
Sequestrant
Chemical
Tanks
59.
During
Clean/Flush
a. Check level and fill as necessary.
Damage that would prevent operation.
Tank and
b. Check for leakage, cracks, or
Stand
punctures.
c. Check for loose attaching hardware.
d. Clean fill port after each chemical
addition.
60.
During
Media Filer
a. Inspect for leaks or loose connections
Damage that would prevent operation.
Assembly
b. Check backwash air system by
operating ROWPU in "backwash" and
watch that the system air pressure gage
drops about 400 psig, and that the
BACKWASH AIR INLET light on the main
control panel lights when the raw water
pump starts. The valve should close
when the booster pump starts.
2-46 Change 12
