ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
0062 00
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
CONTROL INSTRUMENTS
WARNING
Electrical hazard. Army personnel: make sure that the generator is off and the
TWPS main breaker is off before working on flow sensors. Marine Corps
personnel: make sure that the TWPS is disconnected from its power source before
working on flow sensors. Failure to observe this warning could result in serious
injury or death from electrical shock.
NOTE
Make sure that the pipe connection where the flow sensor is to be removed has
been depressurized and drained.
1. Make sure the TWPS is in Standby Shutdown with Drain-Down. Refer to WP 0017.
2. Remove a tee-mounted flow sensor as follows:
NOTE
Place a container under the sensor to catch any residual water.
a. Remove the locking pin holding the sensor in place, then remove the sensor from the
process pipe (see Figure 4 for the location of the flow sensors).
MF FEED FLOW ELEMENT FE-101
RO REJECT FLOW ELEMENT FE-401
LOCKING PIN
PRODUCT FLOW ELEMENT FE-501
DIRECTION OF FLOW
Figure 4. Tee-Mounted Flow Sensors.
0062 00-9
