ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
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TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
CONTROL INSTRUMENTS
REPLACE
Panel-Mounted Flow Transmitter Replacement:
Parts:
GLI model Pro-Series Model F3 (TM 10-4610-309-24P)
Tools:
Electrical Tool Box
Equipment Condition:
TWPS in Standby Shutdown Without Draining Down
Army TWPS: Generator off and TWPS main breaker off
Marine Corps TWPS: TWPS disconnected from power source
Replacing any of the three panel-mounted flow transmitters listed below as follows:
- MF Feed Flow Transmitter FT-101
- RO Reject Flow Transmitter FT-401
- Product Flow Transmitter FT-501
WARNING
Electrical hazard. Army personnel: make sure that the generator is off and the
TWPS main breaker is off before disconnecting and connecting transmitter
electrical connections. Marine Corps personnel: make sure that the TWPS is
disconnected from its power source before working on the transmitter. Failure to
observe this warning could result in serious injury or death from electrical shock.
1.
Remove the flow transmitter from the instrument/solenoid panel box as follows (see Figure 1):
a. Hold the flow transmitter and remove the four screws on the front of the transmitter.
b. Disconnect the DC input supply cable from the back of the transmitter (see Figure 2).
c. Disconnect the sensor cable from the back of the transmitter (see Figure 2).
d. Remove the flow transmitter, transmitter panel mount gasket and retainer plate from the
transmitter panel.
MF FEED FLOW TRANSMITTER FT-101
SCREW
INSTRUMENT SOLENOID
PANEL BOX
PANEL MOUNT
GASKET
RO REJECT FLOW
TRANSMITTER FT-401
PANEL
RETAINER PLATE
PRODUCT FLOW TRANSMITTER FT-501
Figure 1. Flow Transmitter Removal.
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