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12

Cleaning and Maintenance

TROUBLESHOOTING

  The pump should be inspected 3-4 times per year for pump movement or buildup of 

debris on the switch or float. Reposition pump if it has moved. Remove any debris that 
could interfere with the operation of the switch. Lack of proper routine maintenance 
will void warranty.

  Make sure the pump is plugged in to a working ground fault circuit interrupter (GFCI) 

outlet and the cord is in good shape. In damp areas, GFCI breakers may trip, 
effectively shutting off the sump pump. Check in on your sump pump and reset the 
GFCI if necessary. 

  Ensure the pump itself is standing upright. Vibrations during operation can cause it to 

fall or tilt onto one side. This can jam the float arm so it can’t activate the pump.

Do not disassemble the motor housing. This motor has NO repairable internal parts, and 
disassembling may cause an oil leak or dangerous electrical wiring issues.

WARNING

Possible Cause

Problem

Corrective Action

Pump does 
not start or 
run

The pump
will not
prime or
retain prime
after
operating

1. Blown fuse
2. Tripped breaker.
3. Plug disconnected.
4. Corroded plug.
5. Thermal overload.
6. Motor failed.
7. Float switch obstructed.
8. Float switch failed.

1. Replace fuse.
2. Reset breaker.
3. Secure plug.
4. Clean plug prongs.
5. Unplug for 30 minutes, then plug in.
6. Make sure the float switch has room 
    to move and is not getting caught 
    on anything. Make sure your pit is at 
    least 14 in. wide.
7. Purchase a replacement float switch.

1. Clean screen.
2. Reassemble impeller.

1. Screen blocked.
2. Impeller loose on shaft.
3. Impeller broken.

Summary of Contents for PUPUSC-330SU-R

Page 1: ...PUPUSC 330SU R Installation Operation Maintenance Manual Submersible Sump Pumps PUPUSC 330SU R...

Page 2: ...Pipe PVC Pipe Gravel Wire Ties Sump Basin Flexible connector GateValve PVC elbow Thread Tape PVC Purple Primer PVC Cement 1 3HP Submersible Cast Iron Sump Pump x1 Contents Before getting started ensur...

Page 3: ...t Parts Description Qty A B C D E F G H I J K Float rod Circlip Circlip for shaft Volute Bolts Mechanical seal Float Motor Float holder Handle Impeller x1 x1 x1 x1 x1 x1 x1 x1 x1 x1 x5 4 B C D A E F H...

Page 4: ...imer and PVC Cement Tools Required for Assembly not included Wrench Phillips screwdriver Risk of suffocation Keep any packaging materials away from children these materials are a potential source of d...

Page 5: ...d level surface Do not place pump directly on clay earth gravel or sand A brick or block must be installed under the pump to provide a solid base This installation must be in accordance with the Natio...

Page 6: ...cal regional and state codes Rigid PVC pipe is required Do not use flexible hosing in a permanent application Install a check valve required to preventback flow NOTICE 2 1 Connecting a discharge pipe...

Page 7: ...ch is away from the inlet so switch is clear from incoming water Verify the switch has at least 1 in clearance to the side wall of the basin and is free to move throughout its movement If optional con...

Page 8: ...tallation Step 4 Operating the pump Fill the basin pit with water the pump will start when the water level has reached the switch on level The pump will stop when the water level has reached the switc...

Page 9: ...ate electrical power to the pump dirt or blockage by ice or debris may cause the pump to fail eventually bringing about additional water damage To minimize the potential for water damage due to pump f...

Page 10: ...mp and system components to be sure pump inlets are free of mud sand and debris DISCONNECT PUMP FROM THE POWER SUPPLY BEFORE INSPECTING Wear safety glasses at all times when working with pumps Protect...

Page 11: ...o one side This can jam the float arm so it can t activate the pump Do not disassemble the motor housing This motor has NO repairable internal parts and disassembling may cause an oil leak or dangerou...

Page 12: ...eight Maximum flow GPH Discharge size Power cord length ft 1 3 HP 6 2 A 115V 60Hz 30 4 9 3 m 3680 U S GPH 13929 L hr 1 1 2 10 3 m 5 1 5 m 3510 U S GPH 13285 L hr 10 3 m 3048 U S GPH 11536 L hr 2472 U...

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