ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
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TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
PRODUCT WATER DISTRIBUTION SYSTEM
REPLACE
P-7 Skid Frame Replacement:
Parts (TM 10-4610-309-24P):
P-7 pump skid frame
Equipment Condition:
P-7 Pump assembly removed from service and drained.
Inspect the P-7 pump skid frame for damage. If frame damage is repairable by welding, contact Direct
Support Maintenance. Replace the frame if it is beyond repair.
Replace the skid frame as follows (see Figure 1):
1. Disconnect the motor cable at the junction box.
2. Remove the four screws and washers that secure the junction box to the skid frame, and remove
the junction box.
3. Remove the four bolts, flat washers, and lock washers that secure the pump/motor unit to the
frame.
WARNING
Two person lift. Two people are required to safely move the pump/motor
assembly. Lift with your legs, not your back. Failure to observe this warning may
result in back injury.
4. Slide the pump/motor unit out the side of the frame.
5. Position the pump/motor unit onto the new frame and secure it with the four bolts, flat washers,
and lock washers.
6. Attach the junction box to the new frame using the four screws and washers. Be sure to orient
the box so the side with the receptacles is facing inward.
7. Connect the electric motor cable to the proper connector on the junction box.
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