Simple Manual
This is the pump simple trouble-shooting table for customer self-checking use. If you need help, please contact us for free, main@pumpfromchina.com
No flow Low flow | 1. Pressure insufficiency 2. Chamber blocked 3. Valve closed | 1. increase pressure 2. Clean the chamber 3. Open the valve |
Not work | 1. Air Valve broken 2. Diaphragm broken 3. Muffler blocked 4. Connection Seal leakage | 1. repair or change the air valve 2. change diaphragm 3. clean muffler 4. change seal |
Low pumping height | 1. Over suction lift or too many elbows 2. Over max flow 3. Pressure insufficiency | 1. make pipe short or reduce the elbows 2. turn small the discharge port valve 3. increase pressure |
Noisy | Muffler broken | Change Muffler |