Electric pressure test pump common troubleshooting methods

First , the pressure of electric pressure test pump can not hit
1, check whether there is garbage filter, should clean the filter.
2, the water tank suction nozzle is exposed, should be appropriate to add water.
3, the switch is tight.
4, the connection pipe is not sealed.
5, one-way valve port is not sealed, should be removed check valve cleaning.

Second, electric test pump noise
1, bearing damage, should be replaced bearings.
2, the top of the plunger should be loosened connector bushing, appropriate to loosen a turn.
3, even kill the plunger (replace the plunger even).

Third, the electric pressure test pump pressure is not stable
1, the switch is not closed.
2, the connection pipe is not sealed.
3, pressure gauge damage, repair replacement pressure gauge.

Fourth, the electric pressure test pump water up
1. Turn the motor upside down. Loosen the three socket head cap screws on the piece 46 and gently insert them into the holes of the piece 49 with iron wire or nail to prevent the ball from adhering to the piece 49.
2, according to a method can not be solved, the 49 will be removed, replace the stainless steel ball or a small spring.