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DC ROUTINE SUMP MAINTENANCE
Once a month, check the battery condition. To check battery condition follow steps Listed below:
1. Unplug the transformer.
NOTE: An inexpensive hydrometer can be purchased at an automotive parts dealer.
2. Inspect the terminals and clamps for corrosion and
tightness. Clean and tighten as required.
3. Unplug the main pump and fill sump with water until backup pump turns on. Repeat process two times to make sure pump is
operating normally.
4. If pump operates normally, plug transformer into wall outlet, turn on main pump. If pump fails to operate normally, see Trouble-
shooting guide and correct problem.
DC TROUBLESHOOTING CHART
Symptoms Possible Cause(s) Suggested Remedies
Pump will not
start or run
1. Connections not secure
2. Low or defective battery
3. Float switch stuck
4. Defective or blown fuse
5. Battery voltage below threshold,
motor locked out
1. Check all connections
2. Check battery and replace as needed
3. Make sure nothing is interfering with operation of switch
4. Pull the transformer from the wall outlet and remove. Check the
20 Amp Automotive Sytle fuse located under the battery box lid
protruding from printed circuit board cover
5. Wait for battery to recharge or replace with fresh battery
Motor hums but
won’t run
1. Defective battery
2. Locked pump rotor
1. Check battery and replace if low or defective
2. Check pump inlet for debris
Pump runs but
pumps very little
or no water
1. Check valve missing or improperly
installed
2. Obstruction in discharge pipe
3. Discharge length an/or height
exceeds capacity of pump
4. Low or defective battery
1. Check to make sure check valve installed in discharge and line is
functioning properly
2. Check for obstruction and clear if necessary
3. If discharge is too high, a seperate line may be required with a lower
discharge height
4. Check battery and replace as needed
Pump cycles too
frequently
1. Check valve problem 1. Check to make sure check valve installed in discharge and line is
functioning properly
10
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Operating Instructions and Parts Manual
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