ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
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TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
RAW WATER SYSTEM
P-2 Skid Junction Box Replacement:
Parts (TM 10-4610-309-24P):
P-2 pump skid junction box
Equipment Condition:
P-2 Pump assembly removed from service
Inspect the P-2 skid junction box for damage or corroded connectors. If damage or corrosion is severe
enough to make it unsafe or non-functional, replace the box as follows (see Figure 6):
1. Disconnect the motor cable from the junction box.
2. Remove the screws and washers that secure the junction box to the skid frame. Remove the
junction box.
3. Secure the new junction box to the frame using the retained hardware. Be sure to orient the box
so the side with two receptacles is facing inward.
4. Connect the motor cable to the proper receptacle on the junction box.
P-2 Skid Power Cable Replacement:
Parts (TM 10-610-309-24P):
P-2 skid power cable
Equipment Condition:
P-2 Pump assembly removed from service
Inspect the power cable that connects the P-2 pump junction box to the Power Distribution Panel for
damage. If the cable or the cable connectors are damaged so that it is unsafe to use, replace the cable.
P-2 Pump Motor Cable Replacement:
Parts (TM 10-4610-309-24P):
P-2 Pump Motor Cable
Equipment Condition:
P-2 Pump assembly removed from service
Inspect the P-2 electric motor cable for damage. If the cable or connector is damaged so that it is unsafe
to use, replace the cable as follows (see Figure 7):
1.
Disconnect the motor cable at the junction box.
2.
Remove the motor terminal box cover.
3.
Inspect the terminal box gasket and replace if needed.
4.
Tag and disconnect the motor terminal wires from the motor cable wires.
5.
Unscrew the cable ring nut from the terminal box.
6.
Pull the cable end out of the terminal box and discard the old motor cable.
7.
Insert the wire end of the new cable into the terminal box and secure with the ring nut.
8.
Connect the motor cable wires to the motor terminal wires in accordance with the tags.
9.
Install the terminal box cover gasket and cover and secure with the two nuts.
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