MicroHeat CFEWH 2-15 Installation & Operation Manual Download

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Continuous Flow Electric Water Heater

www.microheat.com.au

INSTALLATION & OPERATION MANUAL

CFEWH SERIES 2

–

Three Phase (415VAC/380VAC)

Licence No.:

AS 3498

WM-022136

AS/NZS 60335.2.35

A/13670EA

N29465

Summary of Contents for CFEWH 2-15

Page 1: ...Continuous Flow Electric Water Heater www microheat com au INSTALLATION OPERATION MANUAL CFEWH SERIES 2 Three Phase 415VAC 380VAC Licence No AS 3498 WM 022136 AS NZS 60335 2 35 A 13670EA N29465...

Page 2: ...tions 8 CFEWH Installation Procedure 9 CFEWH Mounting Installation 10 CFEWH Plumbing Electrical Installation 11 CFEWH Electrical Installation 12 Maximum Electrical Demand Calculation Error Bookmark no...

Page 3: ...hecklist on Page 5 before commencing the installation of any CFEWH unit This equipment requires three phase 415 VAC To avoid electric shock this equipment must only be opened and installed by a qualif...

Page 4: ...o reduced draw off Hot water reticulation energy losses significantly reduced Virtually maintenance free no scaling or element burn out Electric Instantaneous Water Heater EIWH vs Continuous Flow Elec...

Page 5: ...there is a possibility of the ambient temperature dropping below 5 C Water Resistivity To ensure optimal operation the resistivity of the incoming cold water supply should not be less than 1 25k cm an...

Page 6: ...ll Mounting Screws Not included in the packaging 2 CFEWH Top Cover 13 CFEWH Inlet Filter 3 CFEWH Heat Sink 14 PCB Terminal Block 4 CFEWH Flow Rate Sensor 15 Electric Mains Supply Cable Gland 5 CFEWH T...

Page 7: ...on off controlled inlet valve a water hammer arrestor must be mounted at the outlet of the CFEWH to reduce the water hammer effect during the automatic turning off of the water inlet valve of these a...

Page 8: ...nit Parameters Switch on Flow Rate 1 5 LPM Temperature Settable 1 C System Type Continuous Flow Electric Water Heater CFEWH Hot water market segment Electric Instantaneous Tankless Maximum Rated Opera...

Page 9: ...n connected to the terminal block 14 see page 12 Error Reference source not found The cable enters from the rear of the appliance 6 Carefully replace the plug and cable connecting the Display PCB LED...

Page 10: ...method used to x the unit to a vertical wall must be capable of continuously supporting a minimum weight of 10kg When mounting the unit onto a rough surface ie a brick wall or similar a backing board...

Page 11: ...or other circumstances does not stress the appliance unduly The inline water pressure limiting valve must be rated at 5 0 bar 72 5 psi 500 kpa The shutoff valve installed must not be a non return type...

Page 12: ...ctory limited to deliver a maximum of 45 C OR 50 C PIPE 1 that connects the TANDEM CFEWH HOT WATER OUTLET connected to SANITARY FIXTURE 1 n must be greater than 300 millimetres and plumbing piping and...

Page 13: ...WH is intended for use where the service current capacity of 100A per phase is supplied from a distribution network having a nominal voltage of 400 230 VAC Power Rating Amperage Table Printed Circuit...

Page 14: ...r kick is not required at start up STEP 1 Flush Flushing is required to clear the unit of plumbing debris that may have collected in the piping during installation This is done with the electric power...

Page 15: ...should be given to MicroHeat when making the service call is made Normal operation cannot be resumed by switching the appliance OFF and ON Manual Intervention Procedure is required refer pages 16 to...

Page 16: ...Outlet water temperature sensor open circuit a9 Blocking Resolving Flashing RED Outlet water temperature sensor short circuit aa Blocking Resolving Flashing RED AC Mains electrical supply failure ac...

Page 17: ...does not require any regular maintenance However to ensure consistent water ow it is recommended to periodically remove scale and dirt that may build up in the Inlet Filter 13 the faucet or in the sho...

Page 18: ...CFEWH SERIES 2 Three phase INSTALLATION Manual Mar 2022 MicroHeat Technologies Pty LTD Page 18 of 22 Dimensions NOTES...

Page 19: ...must be sized to supply the hot water in accordance with the guidelines in the MicroHeat CFEWH literature PROCEDURE FOR HONOURING WARRANTY 1 To initiate a claim for a warranty against defects the con...

Page 20: ...eat Technologies Pty LTD Page 20 of 22 MicroHeat Contact Details For Technical Support before and after Installation Phone 1300 981 325 Email info microheat com au MicroHeat Technologies Pty Ltd 20 Pi...

Page 21: ...CFEWH SERIES 2 Three phase INSTALLATION Manual Mar 2022 MicroHeat Technologies Pty LTD Page 21 of 22 PAGE LEFT INTENTIONALLY BLANK...

Page 22: ...CFEWH Mounting Template 8MM X 65MM Minimum length SCREWS UP CFEWH MOUNTING TEMPLATE...

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