User Guide

12
Accessories (contents of box)
Item Names QUANTITY
Water Heater 1
Mounting Screws 4
Manual 1
Gas Connection (with washer) 1
Gas Inlet Connection (with rubber seal gasket) 1
Expansion Bolts (M6) 1
Trouble Shooting
Symptoms
Reasons
The flame goes out No ignition after
opening water
valve
Deflagrate in ignition Yellow flame Abnormal smell Bumpy noise in
ignition
Low temperature of
water at “high”
position
High temperature of
water at “high”
position
Burning after closing
the water valve
Indicator lights on
(red)
Remedies
Gas valve not open 
Turn on main valve or
replace the gas
Gas valve half open    Turn on the main valve
Air in the gas pipe 
Run water until air
clears the gas system
and repeat every 20
seconds until ignition
Unsuitable
Gas
Pressure
High 
 
Contact the repairer to
check the gas pressure
valve
Low  
Cold water valve closed 
Turn on the water
supply main valve
Freezing  Use after de-frosting
Inadequate water supply   
Clean the filter and then
have a professional
check the water pressure
Water temperature
control mistake
 
Adjust the settings
properly
Insufficient fresh air   More ventilation is