WARNING
1.1 FOR THE INSTALLER
1.2 FOR THE SERVICEMAN
1.3 FOR THE PLUMBER
The installation must be done in accordance with the information supplied in this manual. All other relevant
national, state and local regulations must also be conformed with and these include (but are not limited to):
Maintenance and fault-finding must be done in accordance with these instructions and the applicable
regulations listed above.
Australian Standard AS3498: 2009 Hot Water Supply
Australian Standard AS3500.1 – Water Services.
Australian Standard AS3500.4 – Heated Water Services.
Australian Standard AS3000 – Electrical Installation.
Australian Standard AS/NZS5601 – Gas Appliance Installation.
Local Water, Gas & Electrical Authority Regulations.
Municipal Building Codes including local OH&S requirements.
Total length to first tap or outlet is required to be a minimum of 2 meters from the outlet connection of
the water heater.
Installation and service must be performed by a qualified installer (for example, a licensed
plumber or gas fitter).
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Pipe size is nominal 15mm from hot water outlet to the first tap or outlet.
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Gas pipe size is nominal 20mm.
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When connecting the hot water supply to the fixtures in the property a minimum of two (2) metres of
pipework must be used between the outlet of the water heater and the first tap and outlet. See Diagram
below.
The hot water line should be insulated with Armaflex or similar pipe insulation.
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When the installation is completed the temperature is to be tested at the taps to confirm the water
temperature does not exceed the required 50
℃
setting.
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1. IMPORTANT
This manual has been prepared for Installers and Servicemen of the equipment. Please keep it in a safe
place for future reference.
PLEASE NOTE EN20CF-LP70&EN20CF-NG70 model is supplied factory pre-set at 70
℃
maximum outlet
water temperature to comply with the requirements of AS 3498 Clause 7.2.2.
Model number EN20CF-LP70 & EN20CF-NG70 unit does require a temperature control device to be
installed.
Please follow all the installation instructions in the Installation and operating instructions handbook and the
following additional instructions for the water heater outlet connection.
