Troubleshooting Chart - Wayne SWS75 Manual De Instrucciones Y Lista De Piezas

Operating Instructions and Parts Manual
ELECTRICAL PRECAUTIONS - Before servicing a pump, ALWAYS shut off the main power breaker and then unplug the pump. Make sure you
are NOT standing in water and are wearing insulated protective sole shoes. Under fl ooded conditions, contact your local electric company
or qualifi ed licensed electrician for disconnecting electrical service prior to pump removal.
Symptom
Pump will not run
Motor hums but
will not run
Overload trips
Pump runs but
delivers little or
no water
NOTE: Check
prime before
looking for other
causes. Unscrew
priming plug and
see if water is in
priming hole.
10. Undersized piping
11. Gaseous well
12. Distorted venturi
13. Incorrect jet for application
14. Undersized pump
15. Pump cavitates, sounds like pumping gravel 15. Increase suction plumbing diameter or decrease
16. Low line voltage
Pump starts and
stops too often
3. Air volume control tubing connected to wrong
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Troubleshooting Chart

Possible Cause(s)
1. Power off
2. Blown fuse or tripped breaker
3. Faulty pressure switch
4. Motor overload tripped
5. Low line voltage
1. Line voltage does not match selector switch
2. Inadequate wiring
3. Damage or misalignment causing rotating
parts to bind
4. Low line voltage
1. Low line voltage
2. Damage or misalignment causing rotating
parts to bind
3. High surrounding temperature
4. Rapid cycling
5. Inadequate wiring
1. Water level below pump intake
2. Discharge not vented while priming
3. Leak in suction piping
4. Well screen or inlet strainer clogged
5. Clogged nozzle
6. Air volume control diaphragm ruptured
7. Foot valve may be clogged or stuck closed
8. Pump not fully primed
9. Water level below maximum lift spec i fi ca
tion
1. Water-logged tank (Conventional tank)
2. Air volume control tubing kinked or clogged
opening on pump
4. Incorrect tank pre-charge (pre-charged tank) 4. Add or release air as needed
5. Ruptured diaphragm/bladder (pre-charged
tank)
6. Leak in house piping
7. Foot valve or check valve stuck open
8. Motor overload tripping
9. Improperly adjusted or damaged pressure
switch
Corrective Action(s)
1. Turn power on or call power company
2. Replace fuse or reset circuit breaker
3. Replace switch
4. Let cool. Overload will automatically reset
5. Contact an electrician
1. Check line voltage and voltage selector switch (see
Figure 6 on page 4)
2. Rewire
3. Replace or take to service shop for repair
4. Contact an electrician
1. Contact an electrician
2. Take to motor repair shop or locate and repair
mechanical binding
3. Provide a shaded, well-ventilated area for pump
4. See Pump starts and stops too often section below
5. Rewire
1. Lower suction pipe further into well
2. Open faucet to allow air to vent while priming pump
3. Repair or replace to fix leak
4. Clean or replace to remove obstructions
5. Clear obstruction from nozzle
6. Replace air volume control
7. Clean or replace as needed
8. Continue priming, paus ing ev ery 5 minutes to cool
pump body. Refill pump as needed
9. Select applicable pump and/or jet as sem bly
10. Replace as needed
11. Install baffle on pump intake to prevent gas from
entering system
12. Inspect and replace
13. Purchase a jet matched to your sys tem
14. Increase horsepower of pump
pipe friction
16. Contact an electrician
1. Replace tank or air volume control
2. Clean or replace as needed
3. Move to correct pump opening
5. Replace tank
6. Locate and repair leak
7. Remove and replace
8. See overload trips section
9. Adjust or replace switch
8
SWS Systems