Samsung RC090-120-140 Installation And Maintenance Manual
Samsung RC090-120-140 Installation And Maintenance Manual

Samsung RC090-120-140 Installation And Maintenance Manual

Air source heat pump

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

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Summary of Contents for Samsung RC090-120-140

  • Page 1 Installer Please Read Instructions Inside www.samsungehs.co.uk ©G Hendra April 2015...
  • Page 2 www.samsungehs.co.uk ©G Hendra April 2015...
  • Page 3 Air Source Heat Pump Installation and Maintenance Manual Model Numbers: RC090-120-140 and 160MHXEA www.samsungehs.co.uk ©G Hendra April 2015...
  • Page 4: The Outdoor Unit (Boiler)

    The outdoor unit (boiler) Deciding on Where to Install the Outdoor Unit Choose a location where the noise of the Air to Water Heat Pump when running and the discharged air do not disturb any neighbours. Install the outdoor unit on a flat, stable surface with plenty of drainage, gravel or grass is ideal;...
  • Page 5 Pipework Schematic size 9 and 16 units The heat pump has 1 inch BSP male connections; these should be connected to flexi hoses. The flexi hoses have to be insulated to conform to MCS. To maintain flow rate we recommend 28mm pipework is used with this machine.
  • Page 6 Buffer vessels, heat exchangers and low loss headers You don’t have to use a buffer vessel on a Samsung but we do need a minimum flow rate of 17l/min and have a circulating volume of over 20 Litre. To achieve this is much easier if you break the system in two with a header, a buffer or a heat exchanger.
  • Page 7 Wiring diagram for heating and HW heat pump: www.samsungehs.co.uk ©G Hendra April 2015...
  • Page 8 www.samsungehs.co.uk ©G Hendra April 2015...
  • Page 9: Wiring And Power Supply Information

    Wiring and Power Supply Information: Power The 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 the top of the breaker (mcb) in the box Immersion Heater The immersion heater is connected into the control box terminals...
  • Page 10: Start Up Procedure

    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?
  • Page 11: Setting Up The Cylinder Immersion Heater

    Start-up Procedure: Filling and flushing: When installing any Heat pump we insist on a thorough system flush prior to connection in line with the Building Regulations for England and Wales, Part L, 2006. Using the power flusher fill the system with water and 25% Propylene Glycol to more than 1 bar.
  • Page 12: Setting The Clock

    Setting the Clock Press the grey set button for 5 seconds. The day will flash, adjust this with the silver up and down buttons, press grey set. The hours will flash adjust this with the silver up and down buttons, press grey set. The minutes will flash, adjust this with the silver up and down buttons, press grey set you are back to the normal screen.
  • Page 13: Cylinder Timer

    Field settings to set, see user manual for a full list 2011 low ambient setting for optimisation set to -5 in Scotland 2012 high ambient temp for optimisation 2021 45C for u floor 50C for rads flow temperature in cold weather 2022 37C flow temperature in mild weather 2091...
  • Page 14: Electrically Testing The Unit

    Electrically testing the unit: It is possible to test each component one after another using a service function. You can use this to make sure you have wired everything correctly. To access service mode press blue set button test button together for 6 seconds. The controller will display TEST.
  • Page 15 Test 1 To Avoid further problems we recommend you set the units up in test mode before starting the heat pump. Firstly in test mode run the pump, press blue set button test button together for 6 seconds. The controller will display TEST. Immediately press the top left button to turn the pump on and leave it running while in test mode.
  • Page 16: Performance Testing

    Starting it up in heating mode: Turn up your thermostats to send a run signal to the unit, the pump will start immediately, a little house with a circle round it appears in the status window, when the compressor starts after 3 minutes, you will see the symbol for the compressor in the status screen.
  • Page 17 Problems: If there is a problem with flow no error shows for 10 minutes, it’s waiting for the air to come out the system. E911 and compressor not running, E911 means the water is not moving fast enough to push the paddle switch. If you look into the flow meter you can see the flow in litres per minute.
  • Page 18 Caution in Cold weather If the water in the system is below 10C the heat pump WILL NOT START. Press the blue view button, you can see 4 sensor readings, press it until the pump symbol shows (a circle round a house). This is the water temperature, if it’s below 10C the unit will not start but the pump will run.
  • Page 19: Warranty Registration Card

    This warranty covers only the Samsung components of the installation, it is parts with a pre- set labour allowance only. The warranty is between Freedom Heat pumps and the installation company only, this is NOT an end user warranty.
  • Page 20 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.
  • Page 21: Maintenance Procedure

    Maintenance Monobloc Systems The Samsung heat pump should be maintained at least once a year to comply with warranty and RHI. The warranty card also doubles up as a maintenance sheet. Maintenance procedure Stop the unit, clean the strainer or magnetic filter in accordance with manufacturer’s recommendations and replace it.
  • Page 22 When an external stat or run signal is used most of the functions of the Samsung remote are disabled. A waging finger shows at the bottom to show this. All these buttons are disabled and the functions they control are also disabled...
  • Page 23: Hot Water

    Leave this page with the Homeowner Your Samsung heat pump heats the house and hot water cylinder much like a normal fossil fuel boiler however there are a couple of differences which you should notice. The radiator temperatures are lower than normal and will alter as the outdoor temperature changes.

This manual is also suitable for:

160mhxea

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