Samsung RC090-120-140 Installation And Maintenance Manual Download Page 1 | Manualshive

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www.samsungehs.co.uk

©G Hendra April 2015

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Summary of Contents for RC090-120-140

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

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

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

Page 4: ...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 the unit drain into the ground If a drip tray is used...

Page 5: ...he system has a break in it you can use a header a buffer or a heat exchanger to do this This is done to maintain uninterrupted flow The domestic hot water cylinder must be manufactured specifically for the heat pump and have a coil with a surface area of 3m 2 equivalent For more details see next page Standard System With Header Or Buffer And 2 Ports To keep pump sizes down we recommend 28mm pipew...

Page 6: ...ting 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 utilized...

Page 7: ... water valve Valve zone 1 How the valves work The HW valve is only open B9 live when the system is in HW mode coke can symbol showing in status on controller it is closed B10 live at all other times Heating valve 1 is open at all times B14 live except when HW is operating and when thermostat 2 only is made B13 live Pump 1 Flow switch 2m long you can extend this Run signal from heating zone valves ...

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

Page 9: ... it can t pull out The red safety sensor is to avoid over temperature If no backup boiler is used the sensor is not needed It plugs into a red socket T3 on the controller PCB and must be fixed to the flow pipe of the heat pump Using two port valves 2 port valve for Hot water wire brown wire to B9 and Blue to B7 the rest are not used 2 port valve for heating zone 1 wire B14 live and B11 Neutral The...

Page 10: ...e indoor control box Have you wired in a room thermostat OR a run signal from ufloor manifold Is the Samsung remote controller well out of reach of the end user The plumbing Is plastic pipe being used If so is it all bigger than 22mm Is a flow meter installed directly into the flow switch Is the flow switch horizontal Is there 150mm of straight pipe either side of the flow switch Is the cylinder s...

Page 11: ...mall screwdriver flick dip switch 1 and 5 to on Cooling will no longer be available Put the controller back on the wall Setting up the 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 sign...

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 s...

Page 13: ...en 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 with 2 dots ...

Page 14: ...p 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 connected...

Page 15: ...d to fix this before moving on See problems page 17 Once the flow rate is high enough move onto test 2 below while still in test mode Test 2 if you don t have a header heat exchanger or buffer Set up the bypass valve with radiators In heating mode check the unit is pushing water into the radiators only Open the bypass valve fully if you are not sure set it to its lowest setting Now close every rad...

Page 16: ...Run test in hot water mode In hot water mode check that the 2 ports are sending water into the hot water cylinder Using the view button blue on the remote controller check the hot water cylinder temperature and note it down the hot water temperature is displayed when the tap symbol shows After 15 minutes of running check the hot water temperature again it should have risen again note the temperatu...

Page 17: ...tem 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 together it s a sure sign the pump you have installed is too small If you think the flow switch is faulty it very rarely is remove the paddle from the water by undoing the red nut you will need to block up the hole temporarily Now run the pump again switch your...

Page 18: ...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 got so cold You will fi...

Page 19: ...wance 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 20: ...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 21: ...eating 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 the...

Page 22: ...disabled A waging finger shows at the bottom to show this All these buttons 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...

Page 23: ...ternal 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 w...

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