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
Alarm Horn Replacement:
Parts:
Alarm Horn (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 alarm horn 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.
1. Remove the alarm horn as follows (see Figure 12):
a. Open the OCP top panel, remove the protective box and locate the alarm horn.
b. Tag the wires attached to the alarm horn.
c. Loosen the screw connections and remove the connecting wires.
d. Remove the plastic ring nut from the front of the alarm horn.
e. Remove the alarm horn from the control panel.
PANEL
HORN
RING NUT
HORN
OPERATING CONTROL PANEL
Figure 12. Alarm Horn Assembly Replacement.
0059 00-15
