CONTENTS CONTENTS ��������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������� 2 IMPORTANT NOTES �������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������� 3 Installation notes ......................................... 3 Service notes ..........................................3 Gas water heater maintenance ....................................3 Water quality ..........................................4 Plumbing notes ........................................... 4 SPECIFICATIONS ���������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������� 5 NORMAL OPERATION ���������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������� 6 Operation process of gas water heater ..................................6 Initial Operation ...........................................
IMPORTANT NOTES This manual has been prepared for the relevant licensed professionals of the equipment. Please keep it in a safe place for future reference. INSTALLATION NOTES The installation must be done by a qualified person and in accordance with the information supplied in this manual. Installation must conform with Plumbing Code of Australia (PCA) .
WATER QUALITY Water supply from an unfiltered water source that may be highly conductive or have a high mineral content may void the system warranty. Therefore, to ensure water quality guidelines are met, the following characteristics should not be exceeded. Water Properties Acceptable Levels Total hardness...
SPECIFICATIONS Model Number ES20CF-2-NG ES26CF-2-NG Gas Type Normal Gas Consumption MJ/h Water Pressure Max. 1,000 1,000 Water Pressure Min. Gas Inlet Pressure 1.13 - 5.0 1.13 - 5.0 Test Point Pressure 580 / 150 800 / 150 Number of Injectors Diameter of Injector Ø2.15 Ø2.15...
NORMAL OPERATION OPERATION PROCESS OF GAS WATER HEATER 1. A hot water tap is turned on. 2. Water enters the water heater via the cold water inlet. 3. T he water flow sensor detects the water flow. 4. The electronic controller automatically ignites the burner. 5. Water circulates through the heat exchanger and is heated. 6.
STARTING STEPS 1. Turn on the power switch; the water heater will enter standby mode. 2. Open the inlet water valve and gas valves. 3. Turn on the water valve (hot water tap); the water heater will ignite automatically, start running, and then hot water will flow out. 4.
BASIC OPERATION 1. Open a hot water tap. 2. Mix cold water with the hot to get 3. Close the water taps. the correct temperature water. FREEZE PREVENTION If freezing conditions are expected, turn off water/gas supply and drain the water from the appliance. EXCLAMAT •...
MAINTENANCE AND SERVICE The water heater should be checked at least once a year or as necessary by a licensed technician. If repairs are needed, any repairs should be done by a licensed technician. The water heater’s lifetime may be extended by regular maintenance. •...
GENERAL TROUBLESHOOTING Problem Possible solutions 1. Check cross plumbing between cold and hot water lines. 2. Is the gas supply valve fully open? (refer p.20) The water is not hot enough. 3. Is the gas line sized properly? (refer p.5) 4.
ERROR CODES The water heater provides a diagnostic error code in the event of an interruption to its operation. The error code is displayed on the controller(s) (if installed) and on the LED display inside of the heater. If an error code appears, follow the table below to deal with accordingly. Code Fault Description Handling Method...
THE FOLLOWING CONDITIONS ARE NOT A FAULT Fault Description Handling Method Outdoor temperature is too low, the exhausted flue gas White exhaust smoke. condenses into white mist when it meets cold air. Water flow rate is too low to ignite the burner. Increase water flow rate Burner will not ignite at low water flow rate.
The initial point of contact for all Warranty claims is the Envirosun Dealer from whom the Product was purchased. All warranty claims must be reported to Envirosun no later than 14 days from the date the fault is reported to the Envirosun Dealer. All terms of...
LESS DEPRECIATION, upon its return. Envirosun or a Envirosun Dealer will provide labour to resolve warranty issues during the warranty period. Repair service shall be available at the purchaser’s location. Envirosun will determine how and where repair services are provided, and the purchaser may, at Envirosun’s reasonable cost, be required to deliver product to an authorised location.
OH&S DISCLAIMER Envirosun and its Authorised Dealers work with and recommend various installation and plumbing companies to install, test and certify correct operation of solar hot water systems or the Product. Envirosun is a supplier of systems only. Each installation must be covered by the installer’s insurances, commercial terms and conditions and by the applicable OH&S legislation. Each person that installs assembles or services must comply with all OH&S requirements relevant to the type of work being conducted including, but not limited...
INSTALLATION RECORD PLEASE COMPLETE THIS PAGE AS A RECORD OF THE INSTALLATION DETAILS FOR YOUR REFERENCE TO DETERMINE WHEN THE SYSTEM IS DUE FOR SERVICE OR IF A WARRANTY MATTER SHOULD ARISE. SCAN THE QR CODE WITH YOUR PHONE AND REGISTER YOUR WARRANTY ONLINE. Energie Group Pty Ltd IMPORTANT! ABN 50 166 500 787...
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