Waiwela Mini TankWM-4.0 Installation And Operating Instruction Manual Download | Manualshive

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Electric Mini Tank – Water Heaters

WM-1.0

WM-2.5

WM-4.0

WM-6.0

Installation and Operating Instruction Manual

Mini Tank

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Summary of Contents for Mini TankWM-4.0

Page 1: ...Electric Mini Tank Water Heaters WM 1 0 WM 2 5 WM 4 0 WM 6 0 Installation and Operating Instruction Manual MiniTank ...

Page 2: ...Technical Description 6 Installation Instructions 7 Plumbing Connections 7 Temperature Pressure Relief Valve 8 Filling The Water Heater 9 Electrical Connections 10 Instructions For Use 10 11 Maintenance Instructions 11 14 Troubleshooting 15 Warranty 15 16 19 Schematic Disassembly Parts List 18 ...

Page 3: ...ter should be serviced only by qualified service personnel Contact nearest authorized service facility for examination repair or adjustment Save these instructions The manufacturer and or distributor is not responsible for damages caused by improper installation or by non observance of the instructions in this manual A qualified licensed technician must always install the water heater and conduct ...

Page 4: ...n Foam Water Inlet Water Flow Figure Technical Data Model WM 1 0 WM 2 5 WM 4 0 WM 6 0 Capacity Gallons 1 3 2 5 4 0 6 0 Voltage Vac 110 120 110 120 110 120 110 120 Power at 120 Vac Watts 1440 1440 1440 1440 Max Water Pressure psi 150 150 150 150 Weight empty lbs 12 1 2 20 24 26 Amperage Amps 12 12 12 12 Phases 1 1 1 1 Assembly Figure ...

Page 5: ... Switch Overheating protection device 1 1 Indicating Light Heating Element Power Plug Overheating protection device Switch Wire Support Thermostat Thermostat Schematic Construction Wiring Diagram Dimensions A B C Model WM 1 0 WM 2 5 WM 4 0 WM 6 0 A inch 12 1 2 14 1 2 19 1 4 18 B inch 11 11 3 4 11 3 4 15 3 4 C inch 10 10 3 8 10 3 8 15 1 2 ...

Page 6: ...ecommended that the hot water faucet be opened for several minutes at the nearest and most distant sink being served by this water heater before using any electrical appliance connected to the hot water system i e Dishwasher If hydrogen gas is present there will probably be an unusual sound such as air escaping through the faucet as the water begins to flow There should be no smoking or open flame...

Page 7: ...tion hot and cold before wall mounting Only install in vertical position The heater can sit on the floor in a tray with a drain Confirm water piping orientation before finalizing on floor Again only install in vertical position Models WM 1 0 WM 2 5 WM 4 0 and WM 6 0 can be installed under the sink Plumbing connections Connect the cold water inlet pipe to the inlet nipple marked with a blue ring an...

Page 8: ...essure which does not exceed the maximum working pressure of the water heater 150 PSI Install the T P valve into the threaded opening at the top of the water heater using heavy duty Teflon tape Do not over tighten Orient the discharge tubing so that any discharge from the valve will exit within 6 inches above or at any distance below the structural floor and cannot contact any live electrical part...

Page 9: ...ns for every 50 gallons of stored water 2 Install a 125 PSI pressure relief valve in the cold water supply line Make sure the discharge of this valve is directed to an open drain and protected from freezing Contact your local water utility or plumbing inspector for information on how to control this situation Never plug the outlet of the relief valve Filling the heater Caution Before plugging the ...

Page 10: ...h UL requirements The water heater is equipped with an overheat limiting device with a manual reset Also known as the temperature high limit this device has been factory installed to interrupt the power supply in the event of a thermostat failure This water heater is designed for only 110 120V electrical service Do not connect to higher or lower voltage Failure to use proper voltage may result in ...

Page 11: ...Setting the freeze protection When the water heater is not being used for an extended period of time and there is a risk of freezing either unplug and drain the water heater or turn the thermostat knob to the snowflake position to guard against freezing This position will keep the internal water temperature above the freezing point See photo below Maintenance instructions Do not attempt to repair ...

Page 12: ...from both the hot and cold water connections 6 If possible siphon out remaining water 7 Carefully detach the water heater from the wall 8 Tilt the water heater to drain remaining water out of the heater Removing the heating element 1 Turn off power supply unplug water heater power cord and drain see above 2 Remove cover 3 Remove all the line wires from the heating element 4 Unscrew the heating ele...

Page 13: ...t and gasket are positioned correctly 4 Tighten retaining nuts and make the wire connections to their original locations Changing the thermostat 1 Turn off the power switch and unplug the water heater from the electric outlet 2 Drain and remove the water heater see page 12 3 Remove six screws retaining the bottom panel of the water heater and remove the panel 4 Remove thermostat knob and unscrew t...

Page 14: ...ter to cool down the high temperature water inside the heater Warning Do not tamper with the reset button to override overheating shut down 1 Turn off the power switch and unplug the water heater from the electric outlet 2 Drain and remove the water heater see page 12 3 Remove six screws retaining the bottom panel of the water heater and remove the panel Locate the high limit reset button 4 Depres...

Page 15: ...cator light not on 1 If the light does not come on but water gets hot check for faulty bulb 2 Check reset button follow steps from previous section Problem Brown water 1 Brown or rusty water indicates a spent anode rod Replace anode rod Problem Odor in water 1 Smelly water could be due to an unusual reaction between local water and the heater s anode rod Check anode rod Problem Water is too hot 1 ...

Page 16: ...If any component part other than the inner tank is proven to be defective in material or workmanship within two 2 years from date of original installation in a single family residential application used with potable water deemed not to be hard water or within one 1 year if used as part of a recirculating system or with hard water or if used in other than a single family residential dwelling ETS wi...

Page 17: ...sulting from floods earthquakes winds fire lightning or circumstances beyond the control of the manufacturer f The water heater is installed by non qualified personnel 5 The owner and not the Manufacturer or his agent representative shall be liable for and shall pay for all field charges for labor or other expenses incurred in the removal and or repair of the water heater or any expense incurred b...

Page 18: ...cle 1 19 Front Cover 1 Schematic Disassembly WM 1 0 WM 2 5 WM 4 0 WM 6 0 Parts List WM 1 0 WM 2 5 WM 4 0 WM 6 0 22 9 2 1 7 5 16 33 29 30 12 13 15 34 35 36 23 6 27 14 18 11 32 31 25 37 38 26 20 24 10 8 28 3 21 17 19 4 No Name of Part Qty 20 Back Cover 1 21 Power Switch 1 22 Power Switch Box 1 23 Power Cord 1 24 Screw 2 25 Blue Circle 1 26 Power Cord Sheath 1 27 Power Cord Sheath Press 1 28 Cross Sc...

Page 19: ...warranty service request is made be sure to include Proof of Purchase the water heater model number and the date of manufacture date of installation Dealer s name and the watts and voltage 4 When returning the water heater or component part s they must be individually tagged and identified with the Returned Goods Authorization issued by ETS and shipped prepaid to ETS at the address below Efficient...

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