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
Table 13. Cold Weather System Troubleshooting - Continued.
ITEM
MALFUNCTION
POSSIBLE CAUSES
CORRECTIVE ACTION
7
All hose blankets and pump
Failure of Hose/Pump Heaters switch or
Notify Unit Maintenance.
heat collars remain cold with
PLC slot #1 input card.
Hose/Pump Heaters switch
ON.
Failure of PLC Slot #4 Output card or
Notify Unit Maintenance.
failure of contactor K513 actuating coil.
8
All hose blankets and pump
Circuit breaker CB211or ground fault
Open PDP and check circuit breaker
heat collars connected to the
breaker 211 tripped.
CB211 (WP 0011). Reset as needed. If it
raw water pump junction
trips again, notify Unit Maintenance to
boxes remain cold.
troubleshoot for short circuits or ground
fault.
9
All hose blankets and pump
Circuit breaker CB207or ground fault
Open PDP and check circuit breaker
heat collars connected to the
breaker 207 tripped.
CB207 (WP 0011). Reset as needed. If it
distribution pump junction
trips again, notify Unit Maintenance to
boxes remain cold.
troubleshoot for short circuits or ground
fault.
Open circuit in power cable or connector.
Notify Unit Maintenance.
Corroded connector.
10
All hose blankets and pump
Circuit breaker CB209or ground fault
Open PDP and check circuit breaker
heat collars connected to the
breaker 209 tripped.
CB209 (WP 0011). Reset as needed. If it
MF Feed Pump P-3 junction
trips again, notify Unit Maintenance to
box remain cold.
troubleshoot for short circuits or ground
fault.
Open circuit in power cable or connector.
Notify Unit Maintenance.
Corroded connector.
11
One heat blanket or pump
Failed connector or heat trace cable.
Notify Unit Maintenance.
heating collar remains cold.
All others connected to the
same junction box are hot.
END OF WORK PACKAGE
0033 00-32
