ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
0064 00
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
COLD WEATHER SYSTEM
Diesel Heater Fan Replacement:
Part:
Diesel heater fan (TM 10-610-309-24P)
Equipment condition:
Diesel heater OFF and power cord disconnected from source and from heater
Replace the diesel heater fan blades as follows:
WARNING
Mechanical and electrical hazard. Before opening up the top cover of the heater to
access the fan blades, be sure the heater switch is OFF and the power cord is
unplugged from the power source and the heater. Failure to observe this warning
may result in injury if the fan operates or injury or death from electrical shock.
1.
Make sure the heater power switch is OFF.
2.
Make sure the heater power cord is unplugged from the power source and from the heater.
3.
Open the top cover of the heater.
4.
Open the access panel at the top of the heater.
5.
Loosen the setscrew and slide the damaged fan off the motor shaft (see Figure 3).
6.
Position the new fan so that the setscrew is aligned with the index in the motor shaft and slide the
fan onto the shaft.
7. Tighten the setscrew to secure the fan to the shaft.
8. Close the access panel.
9. Close and snap the top cover.
FAN
SET SCREW
MOTOR SHAFT
INDEX
Figure 3. Diesel Heater Fan Replacement.
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