Shandong Shengya Machinery Co., Ltd. specializing in the production of various types of brick, brick machine, brick machine, hollow brick, pavement brick and other equipment of the old brick factory.
     Cement brick hydraulic system is not working "pump" test 4 points - Symptom: When you press the "pump" start and stop buttons, controls pump exchanges and contacts can pull, but the motor is not running. Its "pump" test 4 points:
1. Failure: AC contactor or thermal relay contacts cause damage or loose wiring phase. Under such circumstances, the motor usually buzzing sound.
     Remedy: Terminals electric pen or Universal table check AC contactor or thermal relay power line is estimated to troubleshoot the situation.
  2. Failure Cause: Motor power line circuit or power line wiring errors (in which case, the voltage terminals AC contactor and the thermal relay are normal.).
Remedy: Using the multimeter, check the thermal relay to the motor power cable, then connect or replace the power cord. Pump motor power line is based on star-delta connection, if a faulty connection can cause the motor will not start.
   3. Cause: electrical damage.
Remedy: detecting pump motor, according to damage, repair or replacement.
   Cause 4. Fault: Pump is damaged, stuck. Cause the motor can not start. (In which case, the motor will be buzzing sound.)
    Remedy: The pump can be removed, the starter motor, detecting whether to start. If the motor is able to start, after the demolition of the pump clean, if not repaired, replace the oil pump can be.
    Shandong Shengya Machinery Co., Ltd. has been committed cement products machinery development, production and sale of advanced equipment, superb technical expertise and two decades of experience, the company has always been at the forefront of research and development center block molding machine market development Follow the advanced technology at home and abroad, to develop products for different investment needs of users, mainly block making machine, hydraulic tile machine, cement pipe machine, mixer, hanging roller machine, telephone poles machine equipment. At present the country with 19 offices and six overseas plants (Nigeria, Tanzania, Algeria, Kenya, Mozambique, Ethiopia) and exported more than 100 countries and regions.