ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
0059 00
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
OPERATING CONTROL SYSTEM TOP PANEL
Replace a push button on the operating control panel top panel as follows:
WARNING
Electrical hazard. Army personnel: make sure that the generator is off and the
TWPS main breaker is off before working on the control panel. Marine Corps
personnel: make sure that the TWPS is disconnected from its power source before
working on the control panel. Failure to observe this warning could result in
serious injury or death from electrical shock.
NOTE
Make sure to obtain the correct color illuminated push button before replacing a
push button.
1. Remove a push button as follows (see Figure 9):
a. Open the OCP top panel, remove the protective box and locate the push button to be
replaced.
b. Tag the wires attached to the push button.
c. Loosen the screw connections and remove the connecting wires.
d. Remove the ring nut that secures the push button to the panel.
e. Remove the push button, sealing washer, rubber washer, locking washer and EMI gasket
from the control panel.
EMI GASKET
RUBBER WASHER
LOCK WASHER
PUSH BUTTON
RING NUT
PANEL
SEAL WASHER
OPERATING CONTROL PANEL
PUSH BUTTONS
Figure 9. Push Button Replacement.
0059 00-11
