Trouble-Shooting Guidance
Errors
Causes
Main gas valve off
Main gas valve half
on
There is air in the gas
pipe
Supply
gas
High
pressure
inappropr
Low
iate
Main cold water valve
off
Frozen
Pressure
of
cold
water too low
Adjust water
temperature wrongly
Air supply not enough
External
wind
pressure too high
Burner
assembly
blocked
Heat exchanger
assembly blocked
Errors in the water
control device
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
Solutions
Turn on the main gas valve
widely or change new gas.
Turn on the main gas valve
widely
Constantly continue to turn
on the water supply
control valve
Contact the technician to
check the gas source
pressure
adjustment
valve
Turn on the water supply
main valve
Reuse it until melting
Contact the technicians to
check water pressure
Rotate the water flow
adjustment rod
appropriately
Improve air exchange, and
let more fresh air in
Stop using it
Contact after-sales services
The same as mentioned
above
The same as mentioned
●
above
22