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Important - This Manual Must Be Left With The User After 

Installation! 

 

EC-Eau Cylinder Range 

Installation and User Instructions 

A Class Heat Pump Cylinders  

 

Up to 250L 

Summary of Contents for ECS150HP40A-580

Page 1: ...Important This Manual Must Be Left With The User After Installation EC Eau Cylinder Range Installation and User Instructions A Class Heat Pump Cylinders Up to 250L...

Page 2: ...and commissioning of domestic heating and hot water systems in the UK and to encourage regular servicing to optimise safety efficiency and performance Benchmark places responsibilities on both manufa...

Page 3: ...Overall View A Class HP Installation and User Instructions R02583 13 05 17 Page 3 0 Overall View Figure 1 Overall View of A Class Heat Pump Cylinder Installation Process 08 02 03 01 05 04 06 07 09...

Page 4: ...2 Install the Inlet Group 12 5 1 3 Expansion Vessel 12 5 1 4 Balanced Cold Water Supply 12 5 1 5 Drain Valve 12 5 2 Hot Water Outlet 13 5 2 1 Thermostatic Mixing Valve 13 5 2 2 Pipe Insulation 13 5 3...

Page 5: ...9 Technical Data and Product Fiche 27 9 1 A Class Heat Pump Buffer Range 27 9 2 Cylinder Heat Exchanger Pressure Drop 30 9 3 Cylinder Attainable Temperature 31 10 User Instructions 31 10 1 General 31...

Page 6: ...in accordance with the wiring rules Before removing the cover from the immersion heater isolate appliance using isolating switch Danger of electrical shock Only use suitable electrically insulated equ...

Page 7: ...se of delivering heated domestic and sanitary hot water as part of a pressurised water heating system The package is provided with fittings that comply with Section G3 of Building Regulations WARNING...

Page 8: ...rent regulations The correct design and function has been verified by independent third party testing The correct application thereof is the responsibility of the competent installer water borne organ...

Page 9: ...ures particularly when water hardness exceeds 200ppm Should the water cylinder require de scaling this must be performed by a qualified technician 4 4 Building Regulation G3 Discharge Requirements As...

Page 10: ...tallation HP Installation and User Instructions R00918 6 01 13 Page 10 Figure 2 Typical Discharge Pipe Arrangement Table 2 Sizing of Copper Discharge Pipe D2 for Common Temperature Relief Valve Outlet...

Page 11: ...onnected to it if plastic pipes are used as branch pipes carrying discharge from a safety device they should be either polybutalene PB or cross linked polyethylene PE X complying with national standar...

Page 12: ...ter inlet group Furthermore it is recommended to mount the vessel higher than the cylinder to avoid having to drain the cylinder when maintaining and replacing the expansion vessel Figure 3 Connection...

Page 13: ...charge from all the D1 discharge pipes connected to it The discharge pipe work from the expansion relief valve must be installed constantly falling to an open point of discharge It is recommended to c...

Page 14: ...th your supplier When using compression fittings ensure that the connection is not over tightened 5 7 Coil Flow Connections If the flow connection is the highest point in the heat pump loop and if the...

Page 15: ...Installation A Class HP Installation and User Instructions R02583 13 05 17 Page 15 Figure 6 Wiring Configuration of Space Heating and Hot Water Dimplex A Class Cylinder...

Page 16: ...do this remove the hood A by removing the fixing screws at the bottom sides Step 2 Remove the insulation foam B to access the sensor mounting plate C and remove the M5 fixing screws in the four corne...

Page 17: ...additional sensors D Repeat for both positions Step 4 Move the sensor mounting plate back into its fixing position Be careful not to kink the capillaries that connect the thermostat bulbs Fit the fou...

Page 18: ...ion A Class HP Installation and User Instructions R02583 13 05 17 Page 18 Step 4 Replace the insulating foam over the sensor mounting plate Step 5 Replace the relay assembly as required and then refit...

Page 19: ...nder and heat pump must be installed See Figure 8Figure 9 Zoned connections must be wired via the cylinder PCB i e circulation pumps and or zone valves 5 9 3 See Figure 9 Temperature sensors and digit...

Page 20: ...nection The Modbus cables can be fed inside the low voltage trunking LHR under the metal hood and clamped to the strain relief bar using the supplied cable ties Note The earth shield in the cable from...

Page 21: ...ce to display the actual cylinder temperature NTC zone sensors allow the user interface to display room temperature in up to 4 different zones and actuate the corresponding controls accordingly Digita...

Page 22: ...Installation A Class HP Installation and User Instructions R02583 13 05 17 Page 22 Figure 10 Digital Inputs Temperature Sensors...

Page 23: ...Figure 11 The secondary return pipe should incorporate a check valve and a WRAS approved circulation pump timer and thermostat to be provided separately Where secondary return circuits are used then a...

Page 24: ...Turn on the supply to the cylinder and fill until water runs from the open hot water tap Continue to flush the system until all debris has been removed 6 Close the hot water tap 7 Check all joints fo...

Page 25: ...drain valve and ensure a safe discharge 7 Note the set pressure of the pressure reducing valve Remove cartridge and clean strainer in water provided in container Re assemble pressure reducing valve en...

Page 26: ...Class HP Installation and User Instructions R02583 13 05 17 Page 26 8 Spare Parts Figure 12 Replacement Part Numbers for Heat Pump Range of Cylinders ECS150HP40A 580 only ECS210HP40A 580 only ECS250H...

Page 27: ...A Class HP Installation and User Instructions R02583 13 05 17 Page 27 9 Technical Data and Product Fiche 9 1 A Class Heat Pump Buffer Range Figure 13 A Class Heat Pump Cylinder and Cross Section For...

Page 28: ...580 580 HW Outlet mm 1150 1525 1800 T P Valve mm 1150 1525 1800 Secondary Return mm CW Inlet mm 440 440 440 HP Buffer Flow HP Flow to Buffer mm 180 180 180 HP Buffer Flow Buffer Flow to HP mm 312 312...

Page 29: ...ss steel Coil specification heat pump coil surface area m 2 2 HX performance heat pump coil kW 46 43 42 max working pres Bar 3 Immersion heater 1 F BSP 3kW 240 V Thermostatic control direct input Rod...

Page 30: ...tructions R02583 13 05 17 Page 30 9 2 Cylinder Heat Exchanger Pressure Drop Figure 14 Heat Exchanger Pressure Drop for 2 2m Coils 0 2000 4000 6000 8000 10000 12000 14000 0 0 0 5 1 0 1 5 2 0 2 5 Pressu...

Page 31: ...appropriate Building Regulations Part G3 England and Wales Part P of Northern Ireland and Section 6 of Scotland All installations must be notified to Local Area Building Control either directly or th...

Page 32: ...heater B 4Reset limit thermostat s and inform installer C Intermittent water discharge through tundish on warm up C 1Expansion vessel lost charge C 1Check expansion vessel see commissioning maintenan...

Page 33: ...Wiring A Class HP Installation and User Instructions R02583 13 05 17 Page 33 Figure 16 A Class Cylinder Wiring Overall View...

Page 34: ...Wiring A Class HP Installation and User Instructions R02583 13 05 17 Page 34 Figure 17 A Class Installer Wiring Overall View...

Page 35: ...Notes A Class HP Installation and User Instructions R02583 13 05 17 Page 35...

Page 36: ...Notes A Class HP Installation and User Instructions R02583 13 05 17 Page 36...

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Page 39: ...er Instructions R02583 13 05 17 Page 39 Dimplex a division of GDC Group Ltd Millbrook House Grange Drive Hedge End Southampton SO30 2DF Tel 0845 879 3588 Fax 0845 879 3583 e mail customer services gdc...

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