Installation Instructions

19
Trouble Shooting
Troubles
Reasons
No ignition after opening water valve
Fail to light or stay lit after 10 cycles
The flame goes out during using The water does not get hot enough
When the flame turns from blue to
yellow with black smoke
Burning after closing the water valve
Solutions
Water inlet pipe and
water outlet pipe is on the
wrong position
●
Properly connect the water in
let pipe and water outlet pipe
Gas valve not open ● ● Turn on the main valve
ON/OFF switch is not
turned on.
● ●
The On/Off switch should be
with the”-
” sign pushed
down.
Air in the gas pipe ● ●
Several opening the water
inlet valve until ignition
Unsuitable
Pressure Gas
High ●
Contact the repairer to check
the gas pressure valve
Low ● ●
Water inlet clogged ● ● Check and clean the filter
Inadequate water supply ● ●
Call repairer to check water
pressure
Power shortage ● ● ● Replace the batteries
Thermostat mistake ● ● ● Contact the service center
Burner clogged ● ● ●
●
Contact the service center
Heat exchanger clogged ● ● ●
●
Contact the service center
Water control unit failure ● ● ● Contact the service center
Solenoid valve failure ● ● Contact the service center
Ignition needle movement ● ● Contact the service center
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