ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
0033 00
TROUBLESHOOTING PROCEDURES
OPERATOR/CREW TROUBLESHOOTING PROCEDURES
THIS SECTION COVERS:
MF System
INITIAL SETUP:
TWPS Operating
Maintenance Level
Operator
MF SYSTEM MALFUNCTIONS
Table 3. MF Feed Pump P-3 Troubleshooting.
ITEM
MALFUNCTION
POSSIBLE CAUSES
CORRECTIVE ACTION
1
MF Feed Pump P-3 does not
At first start up, circuit breaker CB111
Set CB to On position (black handle up)
come on for Fill/Hold, but
manually set to OFF position (black
valve V-111 cycles OPEN
handle down).
and green Run light comes
on. Red stop light is NOT on.
CB111 ground fault breaker has tripped.
Open the PDP. Locate the MF Feed pump
P-3 CB111 ground fault breaker (WP 0011).
WARNING
If the blue lever is down, push it up to reset.
If the breaker trips again, isolate the fault as
follows:
1) Set the Main Circuit Breaker to OFF.
Electrical Safety. The TWPS unit must
Remove the power cable at the PDP.
be shut down and the Main Circuit
Check and clean the PDP connector
Breaker set to OFF prior to
pins. Install the connector cap. Set
disconnecting the power cable. Failure
the Main Circuit Breaker to ON. Push
to observe this warning may result in
the Start button. If the breaker trips,
serious injury or death.
notify Unit Maintenance to replace
the circuit breaker.
2) Set the Main Circuit Breaker to OFF.
Disconnect the power cable at the
pump. Reconnect the cable at the
PDP. Cap the cable connector and
lay the cable end over the pump
frame. Set the Main Circuit Breaker
to ON. Push the start button. If the
breaker trips, the power cable or one
of the connectors is damaged. Notify
unit maintenance. Operation may be
continued using another power cable
if available.
3) Notify unit maintenance for further
troubleshooting if the fault is not
found.
Notify Unit Maintenance.
Damaged or corroded power cable
connections.
0033 00-9
