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Install the water heater in a dry, clean area, 

as close to the target faucet/shower as 

practically possible. Avoid installing in rooms 

that are subject to freezing temperatures or 

corrosive atmosphere. Long uninsulated hot 

water lines can waste energy and water. 

NOTE: Make sure the water heater and hot 

water outlet pipe are out of the reach of 

children to avoid tampering with the controls 

or burn themselves on hot water outlet pipe. 

Moving the water heater or other appliances 

to provide service to the water heater is not 

covered under warranty. 

If a check valve is present on the inlet 

water line, it will create a “closed system.” 

Heating water in a closed system creates 

an increase in pressure within the water 

system because the pressure is not able to 

dissipate in the main supply line. Referred to 

as “thermal expansion”, the rapid pressure 

increase can cause the relief valve to operate 

(releasing water) during each heating cycle, 

potentially causing premature failure to the 

valve or even the water heater. The 

suggested method of controlling thermal 

expansion is to install an expansion tank in 

the cold water line between the water heater 

and the check valve. Contact your installing 

contractor, water supplier, or plumbing 

inspector for additional information.

Before installing this product, make sure the 

installation location has sufficient electrical 

power available to handle the maximum 

amperage load for the water heater. 

Proper ground connection is essential. The 

presence of water in the piping and water 

heater does not provide sufficient conduction 

for a ground. Nonmetallic piping, dielectric 

unions, flexible connectors, etc., can cause the 

water heater to be electrically isolated. Do not 

disconnect factory ground. 

It is recommended for this product to be 

installed by a licensed and qualified 

electrician in accordance with all applicable 

national, state, and local electrical codes. 

Under no circumstances should you 

attempt to install, repair, or disassemble the 

water heater without first shutting off power 

directly at the fuse or breaker. 

There must be sufficient clearance between 

any object and the top, rear and sides of the 

water heater in the event service is needed. 

The controls and plumbing connections at front 

of unit must have clear access for operation and 

service. 

Recommended Minimum Clearances: 

12” above and below the water heater 

6” in front and to both side of the water heater.

A separate branch circuit with copper 

conductors, overcurrent protective device and 

suitable disconnecting means must be provided 

by a qualified electrician. 

All wiring must conform to local codes or latest 

edition of National Electrical Code ANSI/NFPA 

70.The voltage requirements and wattage load 

for the water heater are specified on the rating 

label on the front of the water heater. 

The branch circuit wiring should include either: 

1. Metallic conduit or metallic sheathed cable 

approved for use as a grounding conductor and 

installed with fittings approved for the purpose. 

2. Nonmetallic sheathed cable, metallic conduit 

or metallic sheathed cable not approved for use 

as a ground conductor shall include a separate 

conductor for grounding. It should be attached to 

the ground terminals of the water heater and the 

electrical distribution box. 

PG.5

WARNING

INSTALLATION GUIDELINE

Summary of Contents for ENVO WH-AZ011-M2

Page 1: ...ITEM WH AZ011 M2 WH AZ146 M2 ANZZI ELECTRIC INSTANT WATER HEATER INSTALL OPERATION MANUAL V1 0 next page...

Page 2: ......

Page 3: ...enjoy your hot water life at its best please read and follow the installation and operation instructions carefully to ensure the long life and reliable operation of this appliance FAILURE TO DO SO CO...

Page 4: ...ons Electrical Diagram Product Inner Structure Product Specifications Installation Guideline Installation Operation Instructions Cleaning Maintenance Trouble Shooting Packing List PG 1 PG 3 PG 3 PG 4...

Page 5: ...o not operate the water heater again until it has been thoroughly checked by qualified service personnel When using electrical appliances basic safety precautions should always be followed including t...

Page 6: ...r listed above or other improper operations It is extremely important to FLUSH the pipes to wash away sundries and residue in the pipes before connecting the water heater to it Risk of Fire Hydrogen g...

Page 7: ...low meter heating chamber temp sensor Fig 1 PG 3 ELECTRICAL DIAGRAM PRODUCT INNER STRUCTURE AC240V 60Hz DISPLAY SCREEN INLET TEMP SENSOR OUTLET TEMP SENSOR FLOWMETER THERMAL CUT OUT 194 F REMARK R HEA...

Page 8: ...gh levels of minerals and alkali can cause damage to this unit Water softening system is needed for this case Voltage 240V 240V Wattage 11000W 14600W Rated Current 47 8A 60 83A Min required circuit br...

Page 9: ...fficient conduction for a ground Nonmetallic piping dielectric unions flexible connectors etc can cause the water heater to be electrically isolated Do not disconnect factory ground It is recommended...

Page 10: ...y saving or other unapproved devices other than those authorized by ENVO into onto or in conjunction with the water heater The use of unauthorized energy saving devices may shorten the life of the wat...

Page 11: ...on position for the water heater 2 Place template provided on wall and use pencil to mark screw hole locations Make sure the outlet and inlet pointed downward vertically If screw locations are in wall...

Page 12: ...hread protectors 1 2 ATTENTION Connect the inlet cold water line to the cold inlet fitting on water heater Connect the outlet hot water line to the hot outlet fitting on water heater Use two wrenches...

Page 13: ...uit 2 Connect the cable to the breaker Install L1 red wire to L1 L2 black wire to L2 and E green yellow wire to Ground Make sure that the metal wire ends and the breaker are well connected Then tighte...

Page 14: ...will remember and save the previously used temperature on the next use 7 There is an over temperature protection system for this unit When the temperature reaches 149 F 65 C the system will automatic...

Page 15: ...d another wrench to tighten the connecting pipes SYMPTOMS POSSIBLE CAUSES RECOMMENDED ACTIONS Inlet and outlet fittings leaking LED no signal Water too hot Water too cold LED shows E1 LED shows E3 Out...

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