ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
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TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
AIR COMPRESSOR
DRIVE MOTOR MOUNTING NUT
DRIVE MOTOR
JUNCTION BOX
DRIVE BELT
MOTOR BASE
DRIVE BELT ADJUSTMENT BOLT
Figure 2. Drive Motor Removal.
4. Clean the motor base and inspect it for damage. Replace if necessary.
5. Inspect the air compressor for rust, corrosion, loose or missing hardware, damaged wires/parts
and oil leaks.
6. Lubricate the belt adjustment bolt and base plate attaching hardware with glycerin. Wipe off any
excess glycerin.
7. Install the new drive motor as follows:
a. Install the motor on the motor base, but do not tighten the mounting nuts.
b. Install the drive belt on the motor and compressor sheaves.
c. Turn the belt adjustment bolt clockwise until the belt has about -in. deflection when
pressing down hard in the center of the belt with your thumb.
d. Tighten the drive motor mounting nuts.
e. Install the belt guard assembly and reattach the wiring clamp and rectangular plate (see
Figure 1).
f. Connect the electrical wiring to the motor and install the junction box cover.
8. Start the compressor and check the new drive motor for proper operation.
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