ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
0060 00
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
OPERATING CONTROL SYSTEM SUB PANEL
f.
Reinstall the AC input modules and relay output modules. Refer to AC Input Module
Replacement or Relay Output Module Replacement.
g. Reinstall the analog output modules. Refer to Analog Output Module Replacement.
h. Reinstall the analog input modules. Refer to Analog Input Module Replacement.
3-Pole Relay Replacement:
Parts:
Relay, 3-pole (TM 10-610-309-24P)
Equipment Condition:
Army TWPS: Generator off and TWPS main breaker off
Marine Corps TWPS: TWPS disconnected from power source
Replace the 3-pole relay on the operating control panel sub-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.
1. Open the cover to the OCP (see Figure 1).
2. Remove the 14 screws that secure the OCP and swing the instrument panel open.
3. Remove the 3-pole relay as follows (see Figure 10):
a. Locate the 3-pole relay.
b. Carefully pull the 3-pole relay out of the relay socket.
OPERATING CONTROL SUB-PANEL
3-POLE RELAY
Figure 10. 3-Pole Relay Removal.
0060 00-13
