9
EN
A B C D E F G H J
Solutions
Improper
Operation
Overall fuel gas valve is unopened
Open overall valve of gas supply
Water supply valve is unopened
l
Open valve of water supply
mproper
regulation
method
of
water
temperature
l
Enlarge gas volume, reduce water volume
l
Reduce gas volume, enlarge water supply
Electrical leakage protective switch is not
restored
l
Restoration of electric leakage protective
switch
mproper position of water switch
l
Turn water knob to hot water point
Surroundings
Air exiting inside fuel gas pipe
l l
Repeat opening and closing hot water valve
for several times
nadequate fresh air supply
l
Improve ventilation and ensure air supply
Fuel
gas
pressure
Too high
l l
l
l
Regulate pressure relief valve, reduce
overall gas supply
Too low
l l
l
Check if gas rubber pipe twists or not
Water pressure
Too high
l
Reduce water supply
Too low
l
l
l
l l
Utilize when water pressure recovers to
normal
nadequate
supply of fuel
gas
Gas valve is half opened
l
Open gas valve completely
Too long pipe
l
Shorten rubber pipe
Too small through diameter
of joints
l
Displace joints of rubber pipe
mproper
choice
of
specification
of
pressure
relief valve
l
Water heater with a content of over 8 liters
shall adopt a pressure relief valve (LPG) of
1.2m3/h
Simultaneous consumption
of fuel gas by several users
l
Stop other users' using fuel gas
Blockage of water route
l
l
Clean filtration net on water admitting orifice
Blockage of shower
l
l
Clean shower device
Blockage of vent pipe
l
Clean flue pipe
nadequate battery voltage
l l l
Displace batteries
Too low water temperature
l
Reduce water volume
Safety
protection
Exorbitant air pressure protective device
l
l
Utilize when air pressure recovers to normal
Electrical leakage protective device works
l
l
Ask for professional personnel to repair it
Heat protective switch works
l
20-minute timing protective device works
l
Reopen hot water valve
Other causes
l Ask for professional personnel to repair it
A.Ignition failure B.Blasting combustion C.Flameout during operation D.Too low temperature E.Too high temperature
F.Sparks from fire peep hole G.Removed flame and renegade fire H.Returned fire I.Flameout at point of large water volume
J.Other malfunctions
Malfunction
Cause
s
