Owner & Installer Manual
CMD ELECTRIC BOOST SOLAR WATER HEATERS
Models
CMD272
CMD273
CMD342
CMD343
CMD452
CMD453
This water heater must be installed and serviced by a qualified trades person.
This guide must be left with homeowner.
Page 1: ...r Manual CMD ELECTRIC BOOST SOLAR WATER HEATERS Models CMD272 CMD273 CMD342 CMD343 CMD452 CMD453 This water heater must be installed and serviced by a qualified trades person This guide must be left w...
Page 2: ...COPPER PIPE ONLY All compression fittings must use brass or copper olives Notice to Victorian Customers from the Victorian Plumbing Industry Commission This water heater must be installed by a licens...
Page 3: ...ximum length of the copper tube from the solar pump to the collectors is reliant on mains pressure minimum 200kPa and the number of bends and fittings in the run As a guide for DN15 copper pipe the ma...
Page 4: ...ation of CMD Solar products or components to the Technical Services Department in writing Rough In Dimensions for CMD Solar Tanks as follows CMD Series Model Number Model Units CMD272 CMD273 CMD342 CM...
Page 5: ...ouseholder fault finding PART B INSTALLERS GUIDE Solar Tank Installation 10 Solar Controller and Pump operation Mounting Kit Solar Collector Installation 19 Frost Protection Kits CMD FRK Filling commi...
Page 6: ...d may repeat while the temperature is low It is imperative that the power supply to the pump and controller is not interrupted or turned off Damage to the panels caused by freeze conditions which occu...
Page 7: ...IRCUMSTANCES RUPTURING VIOLENTLY 20 IT IS NORMAL FOR SMALL QUANTITIES OF WATER UP TO AROUND 15 LITRES IN A 24 HOUR PERIOD TO BE RELEASED BY THE ECV OR PTR VALVE IN THE HEATING CYCLE CONTINUOUS LEAKAGE...
Page 8: ...ermostat setting when the booster heating element switch is in the on position The thermostat is tradesperson adjustable It has a minimum temperature setting of 60 C and a recommended maximum temperat...
Page 9: ...st be pointing downwards towards the guttering It is normal for these valves to dribble during very cold weather Failure to install frost protection kits in frost prone areas may void warranty should...
Page 10: ...r If the collectors are shade free the weather is fine and warm and the solar storage tank contents are definitely cold the circulating pump should operate and the return connection become warm or hot...
Page 11: ...tat and booster element must be able to be removed and nameplate data must be able to be read Other considerations include Electrical supply requirements for the pump and controller Weight of the heat...
Page 12: ...r water heater In these circumstances a plumber or authorised service person should be contacted to fit the correct anode prevent water ponding around the base of the water heater tank Different anode...
Page 13: ...r assembly is fitted onto the side of the tank directly above the Cold Water Inlet using stainless steel screws provided in the CMD Ground kit The control unit turns the pump on and off in response to...
Page 14: ...te the pump Note that when cold conditions prevail overnight this frost protect mechanism may switch the pump on and off several times to protect the panels potentially resulting in reduced hot water...
Page 15: ...oth sensors the display will indicate as follows Sensor Temp L Err R Err Basic Controller Functions Indicator Pump On Switch on Pump manually and used in Program Mode Program mode see below and used i...
Page 16: ...p On Temp appears Value 008 factory pre set Remove fingers from keys b Pump On Temp can be increased or decreased using the and buttons c Following any changes the program may either be exited by pres...
Page 17: ...Water Heater Tank installation package 2 CMD Roof Kit Roof Mounting Kit supplied as part of the Solar Collector installation package Both kits are designed to provide the installing plumber with all...
Page 18: ...lve 3 Connection of Item 2 PLV 4 Connection of Item 10 Solar Return HWP 656 1 Connection of 500kPa PLV to 4 Way Tee BFT15C15C15C w 1 Nut Olive Diagram item 4 HWP 656 1 Tee off for ECV Valve BFT15C15C1...
Page 19: ...tem 13 HWP 868 1 15mm High Temperature Non Return Check Valve NVHT 15F 15C without Install on Solar Return line Note direction of Flow Nut and Olive Diagram item 13 HWP 855 1 500kPa Pressure Limiting...
Page 20: ...r which is North facing in Australia The further away from North the greater the loss in solar efficiency The inclination of the solar collectors should be within 10 either side of the local latitude...
Page 21: ...onents contained within the CMD2 Roof Kit include Codes AVG Image Quantity Instructions HWP 662 1 AVG Custom Sensor Fitting Insert Roof Top BFAVT20R Sensor to end of pipe when installed Comes with Ins...
Page 22: ...r temperature rises They provide backup for the freeze protection facility on the controller in the event of power failure Do not use thread sealants to connect the frost valves they must be fitted us...
Page 23: ...ime beforehand Filling hot panels may cause injury by scalding Turn on the mains water supply and ensure the water heater is full of water and all of the hot taps are turned off Turn on the circulatin...
Page 24: ...els where no power is available at the pump controller and where no freeze protection valves have been fitted is not covered by warranty Draining the Solar Collectors Ensure power is switched off at b...
Page 25: ...efully to release the pressure in the water heater do not allow the lever to snap back or damage may result to the valve seat Undo the union at the cold water inlet and attach a hose to allow the wate...
Page 26: ...instructions published in the owner s manual The failure of the original storage tank or solar collector panel must be certified by CMD Solar Exclusions 1 This warranty only applies to defects which...
Page 27: ...give you rights which cannot be excluded restricted or modified This warranty must be read subject to such legislation and nothing in this warranty has the effect of excluding restricting or modifying...
Page 28: ...e call it is imperative that the 6 digit water heater serial number located on the technical label is quoted CMD Solar contact details are as follows Contact Liam Dunne CMD Solar PO Box 14486 Cairns Q...
Page 29: ...lation CMD System Model Number Number of Collectors Serial Number of Tank Plumber Name License no Plumber Signature This warranty does not exclude limit or modify any warranty condition or liability w...
Page 30: ...n valves been installed q Has both Solar Collector sensor Tank sensor leads been installed and TESTED to ensure are functioning correctly q Has both the Flow Return COPPER pipes been correctly insulat...
