56(65)
Failures
Possible reasons
Solutions
Circuit breaker tripping
off at turning on main
switch.
Short circuit of main circuit.
Transformer short circuit or
connected with earth wire.
Problems of circuit breaker.
Check electrical wire.
Replace circuit breaker.
Circuit breaker tripping
off at turning on pump
switch.
Pump motor coil short circuit.
Problems of circuit breaker.
Check pump motor.
Replace circuit breaker.
Circuit breaker
trippingoff after short
heater output.
Heater tube short circuit or shell
contact.
Problems of circuit breaker.
Replace heater tube.
Replace circuit breaker.
Содержание STM-1220-PW
Страница 1: ...STM PW Series Hi Temp Water Heater Date Dec 2014 Version Ver B English ...
Страница 2: ......
Страница 24: ...24 65 2 3 Electrical Diagram 2 3 1 Main Circuit STM PW 400V Picture 2 5 Main Circuit STM PW 400V ...
Страница 25: ...25 65 2 3 2 Control Circuit STM PW 400V Picture 2 6 Control Circuit STM PW 400V ...
Страница 26: ...26 65 2 3 3 Electrical Components Layout STM PW 400V Picture 2 7 Thermocouple and Terminal Layout STM PW 400V ...
Страница 29: ...29 65 2 3 5 Main Circuit STM PW 230V Picture 2 8 Main Circuit STM PW 230V ...
Страница 30: ...30 65 2 3 6 Control Circuit STM PW 230V Picture 2 9 Control Circuit STM PW 230V ...
Страница 31: ...31 65 2 3 7 Electrical Components Layout STM PW 230V Picture 2 10 Electrical Components Layout STM PW 230V ...
Страница 62: ...62 65 ...