Dux AIROHEAT D2FHG4HW0C Installation And Owner'S Manual Download Page 1

Heat Pump Water Heater

Specifications and materials may change without notice.
Effective for Airoheat

®

 water heaters manufactured and sold after 1st November 2016.

Installation and Owner’s Manual

Model:  D2FHG4HW0C 

H4120    025941    Rev. D

For advice, repairs and service, call:
1300 365 115 (Australia) 
0800 729 389 (New Zealand)

Carefully remove all packaging and 
transit protection from the heater before 
installation. Dispose of the packaging 
responsibly using re-cycling facilities 
where they exist.

Installation Details
Owner’s Information 
Warranty

IMPORTANT INFORMATION

  

Failure to follow these instructions may affect the Warranty

Summary of Contents for AIROHEAT D2FHG4HW0C

Page 1: ...H4120 025941 Rev D For advice repairs and service call 1300 365 115 Australia 0800 729 389 New Zealand Carefully remove all packaging and transit protection from the heater before installation Dispos...

Page 2: ...Installation and Owner s Manual Airoheat Heat Pump H4120 025941 Rev D Dux Manufacturing Limited 2016 All rights reserved...

Page 3: ...5941 Rev D Contents Installation Requirements 2 Specifications 4 Dielectric Fittings 5 Plumbing Connections 6 Filling and Draining 10 Electrical Connection 11 Commissioning 12 Safety Information 13 Sy...

Page 4: ...not be used for pool heating Location The water heater should not be installed in small enclosed spaces For efficient operation the water heater should be located outdoors or in a space with a volume...

Page 5: ...ework must not be used to support the water heater Where the water heater is subjected to wet conditions a plinth should be installed under the water heater A properly drained safe tray must be instal...

Page 6: ...Installation and Owner s Manual Airoheat Heat Pump 4 H4120 025941 Rev D Specifications...

Page 7: ...fittings may void the warranty To install a dielectric fitting 1 Apply thread tape to both ends of the brass nipple and install it into the socket Tighten the nipple to a recommended torque of 70 Nm...

Page 8: ...s where the TDS exceeds 600 mg L it is possible the magnesium alloy anodes supplied in a standard heat pump water heater may become over reactive To alleviate this the magnesium alloy anodes should be...

Page 9: ...the relevant Authority Plastic pipes or fittings shall not be used between the isolating valve and the inlet The unused socket marked INLET is to be plugged with one of the brass plugs supplied insid...

Page 10: ...cal cover can be found on page 11 Ensure that a sealing material is applied to the brass plug to prevent water leaks It is recommended that all hot water pipes are insulated Hot water pipes installed...

Page 11: ...idance on these types of installations It is normal for the valve to leak a small amount of water during heating cycles Relief Valve Drain Line The drain line from the PTR Valve must be made of copper...

Page 12: ...lifting the easing lever on the valve Confirm water is relieved to waste through the relief valve drain pipe 5 Lower the lever gently and check it closes correctly Draining the Water Heater 1 Turn off...

Page 13: ...the electrical cover ensure the electrical power supply is safely isolated The electrical cover is removed by undoing the two screws at the bottom of the cover and sliding the cover downwards to dise...

Page 14: ...suitable the compressor and fan will start This will take approximately 30 seconds from the time the electrical supply is turned on 7 If the compressor and fan do not start check if LED 2 is flashing...

Page 15: ...intervals to ensure its operation and settings remain correct Relief Valve The Pressure Temperature Relief PTR Valve must be installed directly into the RP DN15 socket marked RELIEF VALVE The PTR Val...

Page 16: ...se devices must not be tampered with or removed Replacement of these devices must only be carried out by a licensed tradesperson or the manufacturer The water heater must not be operated unless these...

Page 17: ...eater and the louvres are free of debris or other obstructions Other than this personally inspecting or servicing any part of the water heater is not recommended Five Year Service This service should...

Page 18: ...ly the water heater will run longer in winter and at night when the air is cooler and so contains less energy The Hotlogic controller monitors the water temperature and the ambient air temperature Pro...

Page 19: ...hot water pipe or dripping hot water tap A small leak can waste a large quantity of hot water Replace faulty tap washers and arrange for your plumber to rectify any leaking pipe work Is the Pressure T...

Page 20: ...nents for a further period of one year making a total of two years from the Commencement of Warranty During this period Dux will repair or replace any failed refrigeration component free of charge inc...

Page 21: ...cial equipment and or excessive labour at the determination of Dux to make the water heater accessible for repair or replacement Commencement of Warranty The warranty period commences from the date of...

Page 22: ...er heater repaired payment in respect of the reduced value of the water heater How to Make a Warranty Claim Warranty claims can be placed by completing the following steps Contact Dux on one of the nu...

Page 23: ...Installation and Owner s Manual Airoheat Heat Pump H4120 025941 Rev D...

Page 24: ...ur hot water system will help extend its lifespan and reduce running costs Please register for preventative maintenance at www dux com au warranty Please Register Your Water Heater Please take a momen...

Reviews: