TANKLESS EZ-101 User Manual Download | Manualshive

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Fully-automatic Gas tankless Water Heater

USER'S MANUAL

FOR MODEL EZ-101

ISO9001 certified

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Summary of Contents for EZ-101

Page 1: ...Fully automatic Gas tankless Water Heater USER S MANUAL FOR MODEL EZ 101 ISO9001 certified ...

Page 2: ...sh and the heater will return to stand by mode Independent control of water flow and gas flow makes it easy to regulate water temperature 2 Innovative design Ultra thin design attractive shape and convenient to install Advanced energy saving combustion technology greatly promotes burning efficiency No standing pilot for more energy savings Low water pressure 2 9 Psi ignition With a three position ...

Page 3: ...let control Exhaust method Flue Ignition method Water operated Automatic Ignition Power 2 D Cells Not Included Safety Devices Flame out Protection A 20 minute timer etc Suitable Water Pressure 8 to 100 Psi Connector specification Gas inlet G1 2 inch USA Pipe thread Cold water inlet G1 2 inch USA Pipe thread Hot water outlet G1 2 inch USA pipe thread Notice please see the label for the actual rated...

Page 4: ...h 4 7 inches BEFORE INSTALLATION Before installation contact your local gas dealer or gas management department directly or indirectly for a qualified engineer s opinion because improper installation is dangerous to safety or may even endanger your life ...

Page 5: ...ion air requirements below The flame display window of the water heater should be located in a position where the flame window can be easily viewed at eye level approximately five feet above the floor No wires or electric equipment shall be put above the water heater The heater should be kept at least 15 inches away from electronics horizontally The heater should be kept well away from any flammab...

Page 6: ...ing the gas pipes check the connections with soap suds for gas leakage Water Inlet connection It s best to use proper tubing flex hose or rigid pipe to connect the water inlet A water shut off valve should be installed before the water inlet fitting Fig 7 Note There is a screen type filter inside the water inlet nipple do not lose it during installation Hot Water Outlet connection If connecting th...

Page 7: ...of the flue shall have a minimum of 1 down inclination and there shall be a inch hole at the bottom of the vertical part of the flue outside the room for the purpose of draining water condensation or rain droplets The outlet of the flue must have a windproof cap which should not be clogged Installation method Drill proper holes in the wall according to the dimensions of the heater and install a ce...

Page 8: ...llow the water to drain from the heater You may also blow a slight flow of compressed air to clear the internal components of water 2 Flame level Control In hot weather and higher ground water temperatures you may wish to turn the flame level switch winter summer switch to the position of warm and only one burner will ignite In cold weather and colder ground water temperatures turn the flame level...

Page 9: ...er valve in case of water leakage Do not pile inflammables explosives or volatile materials anywhere near the heater Fig 13 Do not place inflammables like towels or clothing onto the waste gas exhaust outlet or the air inlet Fig 14 For LPG users NEVER tilt or invert the tank otherwise the liquid in the gas cylinder may flow into the heater and cause an accidental fire or explosion ...

Page 10: ...flame is extinguished when the valve is closed If the flame still exists after the water valve is closed something must be wrong with the heater Switch off the gas valve immediately and contact the service center Otherwise the heater may be damaged by overheating and then may cause an accidental fire Freeze Prevention Under low temperature situations drain the water remaining in the heater after e...

Page 11: ...e flame turns from blue to yellow with black smoke stop using and contact the service center immediately for help Every 6 months contact qualified professionals to check whether the heat exchanger and burner are clogged Every 6 months it may be necessary to flush the heater internally Always keep the cover of the heater clean FREEZE WARNING This water heater holds cold water in its heat exchanger ...

Page 12: ...losure Each opening must have a minimum free area of one square inch per 1000 Btu hr if all air is taken from inside the building 2000 Btu hr if all air is taken from the outside by horizontal ducts 4000 Btu hr if all air is taken from the outside by direct openings or vertical ducts Or the confined space must be provided with one permanent opening or duct that is within 12 inches of the ceiling o...

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