Samsung RC160MHXEA Installation And Maintenance Manual Download Page 1 | Manualshive

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www.samsungehs.co.uk

©G Hendra January 2015

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Installer

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Instructions

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Summary of Contents for RC160MHXEA

Page 1: ...www samsungehs co uk G Hendra January 2015 1 Installer Please Read Instructions Inside ...

Page 2: ...www samsungehs co uk G Hendra January 2015 2 ...

Page 3: ...www samsungehs co uk G Hendra January 2015 3 Air Source Heat Pump Installation and Maintenance Manual Model Numbers RC090 120 140 and 160MHXEA 2 units connected together ...

Page 4: ...olts and Zebedee bolts If wall brackets are used we recommend 600mm unistrut cantilever arms are used Caution should be applied when wall mounting because any vibration form the unit can be transmitted into the wall creating noise The unit must have adequate drainage away from the unit it can produce up to 6 L hour There is a drainage kit included which we recommend you don t use its best to let t...

Page 5: ...e 22mm plastic tube if you insist on using plastic use 28mm throughout You will also need to install A low loss header buffer or 2 heat exchangers 2 High resistance pump Expansion vessel Pressure gauge Pressure relief valve filling loop 2 x Magnetic filter Strainer 2 x Flow meters Flow switch 4 x 2 port valves We recommend the system has a break in it you can use a header a buffer or a heat exchan...

Page 6: ...ating diverter valves are required you need to supply these Water Filter In all cases a filter with strainer needs to be installed in the return to the heat pump A magnetic filter must also be installed in the return to the unit The filters ensure that debris foreign materials do not cause damage to the heat exchanger in the unit voiding warranties Glycol A propylene glycol mixture must be utilize...

Page 7: ...www samsungehs co uk G Hendra January 2015 7 Wiring diagram for heating and HW heat pump ...

Page 8: ...www samsungehs co uk G Hendra January 2015 8 ...

Page 9: ...www samsungehs co uk G Hendra January 2015 9 ...

Page 10: ... The Each EHS system needs 2 power supplies One connects into the outdoor unit 20 Amp for the 9kW and 32 Amp for the size 16 The one for the control box is 16 Amp and wires into A1 and A2 on the PCB the breaker must be removed Immersion Heater The immersion heater is connected into the control box terminals A3 Neutral and A4 Live The control box controls the operation of the immersion heater If a ...

Page 11: ... over and hold the red sensor at the top DON T TOUCH THE PCB there are 8 dip switches near the red sensor using a small screwdriver flick dip switch 1 and 5 to on Cooling will no longer be available Put the controller back on the wall Powering Up Makes sure all your room thermostats are off and all underfloor run signals are off first Apply power to indoor control box first then the outdoor unit A...

Page 12: ... the cylinder and the 40s are for backup boilers and hybrid systems Below are the field setting specific to your system as described in this book Enter field settings by pressing test for 6 seconds 10 will show on the screen Scroll up to 20 using the silver up button press set 2011 will show To adjust this setting press set again the setting will appear at the top of the screen adjust it with the ...

Page 13: ...est button together for 6 seconds The controller will display TEST Press the top left button the unit will run the pump To test the external run signal or stat is connected adjust temperature on stat up Heat1 will replace test on screen To exit service mode press and hold cancel delete for 6 seconds Test 1 Firstly in test mode run the pump press blue set button and test button together for 6 secon...

Page 14: ...rate MUST is over 17l min The flow switch is connected to the PCB of the control box The flow switch is round the right way you can turn the head All valves are open The pump speed is set at highest There is no air in the system There is water in the system If you manually open the hot water 2 way valve check the flow rate again if you can only reach 16l with the heating and hot water open togethe...

Page 15: ... and the delivery note to warranty freedomhp co uk Once received we will confirm receipt and start of the warranty period I accept the terms of the Samsung warranty and confirm the system has been registered within 30 days of delivery I also include a copy of the delivery note Signed Name ...

Page 16: ...e cylinder immersion heater The immersion heater has its own stat this MUST be set to 70C This is to avoid the immersion heater cutting out before the legionella function is complete Powering Up Makes sure all your room thermostats are off and all underfloor run signals are off first Apply power to indoor control box first then the outdoor unit At the indoor unit In the middle of the control box P...

Page 17: ... the cylinder and the 40s are for backup boilers and hybrid systems Below are the field setting specific to your system as described in this book Enter field settings by pressing test for 6 seconds 10 will show on the screen Scroll up to 20 using the silver up button press set 2011 will show To adjust this setting press set again the setting will appear at the top of the screen adjust it with the ...

Page 18: ...very day then legionella can be run daily rather than weekly Cylinder timer To avoid the cylinder heating being switched off we always add 2 on timers a day one at 3 00 am and one at 15 00 pm To insure the cylinder is hot 24 hours a day we don t normally set any off times Press daily button once no 1 and on shows press grey set press up or down until the tap symbol shows at the top of the screen w...

Page 19: ...mp Press weekly to test the immersion heater in the hot water cylinder The hot water valve should be closed Press the lock button to make a coke can appear the HW valve should move to open press lock again to close it The Heating valve will be open Press the top right button to close it 2 1 will show on the screen Press top right to open it again To test the external run signal or stat is connecte...

Page 20: ... flow is shown next to a symbol of a house in a circle Over time this will warm up now check all the radiators or U floor loops are hot as well Starting the System in hot water mode Press Hot water on off button to start the unit top right button Set the desired temperature to 48C press blue set button once until a tap shows now set using the up and down buttons The unit will take up to 6 minutes ...

Page 21: ...ter to get the unit to run the easiest way to do this is to run the immersion in Test mode page 13 to warm up the cylinder first by manually cranking open the HW valve you can prime the heat pump with the warm water coming back from the cylinder If everything is cold less than 5C the remote controller the water the tank etc the unit will not operate correctly it can t understand how the house has ...

Page 22: ...owance only The warranty is between Freedom Heat pumps and the installation company only this is NOT an end user warranty It is the role of the installer to offer a warranty to the end user covering all of the heating system including the heat pump The standard warranty is valid for 12 months from date of delivery as entered on this card If the unit is installed by a Samsung approved installer and...

Page 23: ... and the delivery note to warranty freedomhp co uk Once received we will confirm receipt and start of the warranty period I accept the terms of the Samsung warranty and confirm the system has been registered within 30 days of delivery I also include a copy of the delivery note Signed Name ...

Page 24: ...heating the cylinder a coke can symbol will show in the status section of the remote controller The heat pump should be able to achieve 48C cylinder temperature without using the immersion heater While running check the outdoor unit for damage debris the coil needs washing we recommend you use an approved EHS heat pump cleaning chemical your distributor will stock this Instructions are given on th...

Page 25: ...ns are disabled and the functions they control are also disabled Note when the heating command is sent to the unit it will not start for 3 minutes And when the thermostat or signal is removed the pump will run on for up to 6 minutes On latest software the end user can override the stat switching the unit off with the top left button Avoid this as the unit will no longer run If the sun signal is no...

Page 26: ...xternal control from a room thermostat If the system goes into fault the screen will show a number at the bottom starting with E for example E911 A00 The engineer will want to know this number when you call him Heating Control of the heating is by your wall mounted thermostat not the Samsung controller you need to read the instructions for this thermostat as its field supplied The boiler will run ...

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