4www.waynepumps.comOperating Instructions and Parts Manualtroubleshooting ChartSymptom Possible Cause(s) Corrective actionPump will not start or run 1. Blown fuse 1. If blown, replace with proper sized fuse orreset breaker2. Low line voltage 2. Contact an electrician3. Worn brushes 3. Replace brushes4. Impeller blocked 4. Remove blockage5. Defective motor 5. Replace pumpPump will not prime orretain prime after operating1. air leak in suction line 1. Repair or replace suction line (use plumberstape to install garden hose adpater fittingsand priming plug onto pump body)2. Impeller blocked 2. Remove blockage3. Worn seal 3. Replace seal4. Suction lift too high 4. Lower pump5. Hose kinked or looped 5. Straighten hose6. Fittings not tight 6. Tighten fittings7. Suction hose out of water 7. Submerge suction hose end8. Clogged inlet 8. Clean inletFlow rate is too low 1. Piping or hose is fouled or damaged 1. Clean or replace2. Low line voltage 2. Contact an electricianSeal leaks 1. Worn seal 1. Replace seal2. Backhead damaged or cracked 2. Replace backhead3. Pump head loose on motor 3. Insure proper assembly and no obstruction,tighten boltsThermal Protector Tripping 1. Damage or misalignment causingrotating parts to bind1. Take to motor repair shop or locate andrepair mechanical binding2. High surrounding temperature 2. Provide a shaded, well-ventilated area forpump3. Low line voltage 3. Contact an electrician4. Motor housing air-vents blocked 4. Remove air-vent blockage