The problems of gas heater valve in working process

gas heater control valve does not operate a) the system does not run A, flow-type softening valve, run the flow is set to 0. B, automatic filter Gas Grill Control Valve in the F-00 to F-01 or greater. "Run" position C, the positioning plate of the Hall element is damaged. The main cause of valve leakage. D, F78 distribution valve gas heater control valve inlet or drain plug. Automatic gas heater control valve does not operate A, main board failure. B, motor, motor control board is connected with the motor pinion or transmission damage, leading to the terminal large gear on the motor can not drive the spool rotation. C, with a hand on the handwheel Gas Control Valve, such as F63, F67, F68, intermediate gear and motor gear or gear wheel slip terminal. D, water quality is poor, resulting in a large resistance between the sealing sheet, the motor does not move with. E, the valve is stuck between objects or large gear motor gear and terminal objects resting motor with fixed. F, a foreign body water, damaged or stuck valve. G, the water pressure is high, the motor does not move with.