TROUBLESHOOTING
10
CHECK IF MACHINE WILL NOT PRIME
(no discharge/motor runs)
1. Out of product
2. Strainer for debris
3. Inlet tubing/plumbing for severe vacuum leak
4. Inlet/Outlet tubing severely restricted (kinked)
5. Debris in pump inlet/outlet valves
6. Proper voltage with the pump operating (±10%)
7. Pump housing for cracks
CHECK IF MACHINE LEAKS FROM PUMP HEAD OR SWITCH
1. For loose screws at switch or pump head
2. Switch diaphragm ruptured or pinched
3. For punctured diaphragm if fluid is present at bottom drain
CHECK IF MACHINE WILL NOT SHUT-OFF
(pressure switch equipped)
1. Output line closed and no leaks
2. For air trapped in outlet line or pump head
3. For correct voltage to pump (±10%)
4. Inlet/Outlet valves for debris or swelling
5. For loose drive assembly or pump head screws
6. Pressure switch operation/adjustment incorrect
CHECK IF YOU EXPERIENCE NOISY/ROUGH OPERATION
1. Mounting feet that are compressed too tight
2. Does the mounting surface multiply noise (flexible)
3. For loose pump head or drive screws
4. Is the pump plumbed with rigid pipe causing noise to
transmit
