Danfoss 103E5 Installation & User's Instructions

Danfoss 103E5 Installation & User's Instructions

Electronic timeswitch for controlling hot water and heating
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103E5
Installation & User Instructions
including Factory Replacement Units (FRU)
Certification Mark
This product complies with the following EC Directives:
Electro-Magnetic Compatibility Directive.
(EMC) (2004/108/EC)
Low Voltage Directive.
(LVD) (2006/95/EC)
Electronic timeswitch
for controlling hot
water and heating

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Summary of Contents for Danfoss 103E5

  • Page 1 103E5 Electronic timeswitch for controlling hot water and heating Installation & User Instructions including Factory Replacement Units (FRU) Certification Mark This product complies with the following EC Directives: Electro-Magnetic Compatibility Directive. (EMC) (2004/108/EC) Low Voltage Directive. (LVD) (2006/95/EC)
  • Page 2: Table Of Contents

    Index Installation Product specification Installation Wiring Replacement 10-11 User What is a timeswitch Your timeswitch Setting the clock Factory preset programmes Setting the programme - 24 hour Setting the programme - 5/2 day Running the programme Temporary user overrides Battery backup Contact details...
  • Page 3: Product Specification

    Installation Instructions Please note: This product should only be installed by a qualified electrician or competent heating installer, and should be in accordance with the current edition of the IEEE wiring regulations. Product specification Specification Power supply 230 Vac ± 15%, 50 Hz Switching action 1 x SPST, Type 1B Switch rating...
  • Page 4: Installation

    Installation NB. For FRU units - go straight to point 6. Loosen the fixing screw in the base of the unit to release the Wiring Cover. Holding the unit face downwards, press firmly in the centre of the wallplate and slide it apart and lift it from the module.
  • Page 5 Electrical connections are simplified by using a Wiring Centre. However, if this is not used, the wallplate terminal identification is as shown. Mains Supply LOAd (via 3 amp. fuse) SPARE If the system being controlled is 230 Vac then terminals 3 and L must be linked with insulated cable capable of carrying full load current.
  • Page 6: Wiring

    10. Then press the SELECT button until the bar lines up with the word OFF and check the system does not operate. 11. When the circuit check has been completed, replace the wiring cover and tighten the fixing screw. Cut any cable aperture in the wiring cover which may be necessary to accommodate surface mounted cables.
  • Page 7 Typical Gravity dHW with pumped heating 103E5 TERMINALS LINK ROOM MAINS 'STAT SUPPLY FUSED 3 AMP CALL BOILER PUMP TERMINALS TERMINALS Typical control of Pump for Central Heating on a Solid Fuel System 103E5 TERMINALS LINK ROOM MAINS 'STAT SUPPLY...
  • Page 8 Typical Heating Only system, Boiler and Pump control 103E5 TERMINALS LINK ROOM MAINS 'STAT SUPPLY FUSED 3 AMP CALL BOILER PUMP TERMINALS TERMINALS Typical control of Low Voltage System requiring voltage free contacts 103E5 TERMINALS MAINS SUPPLY FUSED CALL 3 AMP...
  • Page 9 Typical control of Heating when provided by Combination type Boiler 103E5 TERMINALS ROOM MAINS 'STAT SUPPLY FUSED 3 AMP CALL COMBI BOILER INPUT OUTPUT TERMINALS Typical Heating & Hot Water control system using 3 port mid-position valve 103E5 TERMINALS LINK...
  • Page 12: What Is A Timeswitch

    The text below has been edited and approved by the Plain English Campaign, who has issued a Crystal Mark to be displayed with it. What is a programmer? ... an explanation for householders. Programmers allow you to set ‘On’ and ‘Off’ time periods. Some models switch the central heating and domestic hot water on and off at the same time, while others allow the domestic hot water and heating to come on and go off at...
  • Page 13: Your Timeswitch

    Your 103E5 timeswitch controls your hot water and heating together, turning them on and off at the same times . The 103E5 can provide 3 ON periods and 3 OFF periods each day and can offer either 24 hour control (same programme for each...
  • Page 14: Setting The Clock

    Before you start o Open the flap on the front of the unit. o Press all four buttons (SELECT / AdVAnCE / + / -) at the same time This will reset the unit, reinstate the PROGRAMME preset programmes and set the time to 12:00pm on Monday.
  • Page 15: Factory Preset Programmes

    Factory Presets The unit is supplied with the following preset programme which will be active after the unit has been reset. Mon-Fri or All Sat-Sun* days in 24hr mode (5/2day mode only*) 1st ON 6.30am 7.30am 1st OFF 8.30am 10.00am 2nd ON 12.00pm 12.00pm...
  • Page 16: Setting The Programme - 24 Hour

    Programming event times in 24 hour mode You can programme your timeswitch to come on and go off up to 3 times each day, to suit your requirements. o Press PROGRAMME until 1 (Event 1) shows along the top of the display.
  • Page 17: Setting The Programme - 5/2 Day

    Programming event times in 5/2 day mode You can programme your timeswitch to come on and go of up to 3 times each day, to suit your requirements, with one set of programmes for weekdays and a different set of programmes for the weekend.
  • Page 18: Running The Programme

    Running your programme The 103E5 controls your hot water and heating together, turning them on and off at the same times. To run the central heating and hot water programme press the SELECT button. As you press SELECT a bar on the display will move between...
  • Page 19: Temporary User Overrides

    Temporary User Overrides Sometimes you may need to change the way you use your timeswitch temporarily, i.e due to unusually cold weather. The 103E5 has two convenient overrides which can be selected without affecting the set programme. Override buttons +1HOUR...
  • Page 20: Battery Backup

    Battery backup In the event of a power cut, the built-in lithium battery will keep your time and programme settings for up to 15 days. After 15 days without mains power the unit will switch off and two dots will show in the display. However all your programmed on/off times will be remembered.
  • Page 24: Contact Details

    Call our technical department 0845 121 7505 (8.45-5.15 Mon-Thurs, 8.45-4.45 Fri) For a large print version of these instructions please contact the Marketing Services department on 0845 121 7400. danfoss Randall Ltd Ampthill Road Bedford MK42 9ER Tel: 01234 364621 Fax: 01234 219705...

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