Q & A
Category
Category
TP8-PT Series
Q1.Motor fails to start or restart after a short-term running.
| Cause | Remedy |
| The overheating protector is mounted directly on the motor windings. It will stop the motor automatically when the motor temperature is up to abnormal, and restart the motor after the temperature back to normal in 20 minutes. | a. Check the electrical power source, fuse,and circuit breaker. b. Check if pump is locked by rust or foreign objects. c. Check if the ventilation of the location is bad for causing the overheating of motor. |
Remark: before operation, turn off power switch first.
Q2.Pump cycles frequently while all the faucets and valves are closed.
| Remedy |
| Check and fix the leakage in discharge piping, faucets, and valves. |
Q3.Pressure switch fails to function.
| Cause | Remedy |
| The pump's pressure switch has been set accurately. Please do not try to adjust except by qualified personnel. | a. If the motor does not start after any of the faucets or valves are opened, adjust the pressure setting screw to the "+" direction (counterclock- wise) until the motor starts. b.If the motor fails to stop after all the faucets and valves are closed, adjuts the pressure setting screw to the "-" direction (clockwise) until the motor stops. c. Repeat step (a) and (b) until the pump work normally. |
Remark: before operation, turn off power switch first.