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Summary of Contents for Danfoss SET3M
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Page 1: Installation Guide
MAKING MODERN LIVING POSSIBLE SET3M Electro-Mechanical 24 Hour Programmer for Heating and Hot Water Installation Guide Danfoss Heating... - Page 2 For a large print version of these instructions please call Marketing on 0845 121 7400. Danfoss can accept no responsibility for possible errors in catalogues, brochures, and other printed material. All trademarks in this material are property of the respective companies.
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Page 3: Table Of Contents
Installation Instructions SET3M Electro-Mechanical 24 Hour Programmer for Heating and Hot Water Index 1.0 Installation Guide ..................4 2.0 System Overview ..................4 3.0 Installation ....................4 3.1 Wiring .....................6 3.2 Typical Gravity DHW Pumped HTG ..........7 3.3 Typical Fully Pumped System with Spring Return Zone Valve in Heating .................8... -
Page 4: Installation Guide
3. For mains voltage applications a link must be fi tted between terminals L, 2 and 5. 4. Whilst the unit does not require an Earth connection, a terminal is provided on the wallplate for Earth continuity purposes. SET3M... - Page 5 9. Before setting the programme, check the unit and circuit. Switch ON the mains supply and press both WATER and HEATING rocker switches to the CONSTANT position - both red LED’s should now be illuminated. Adjust any remote thermostat to check the services operate correctly. Danfoss Heating...
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Page 6: Wiring
TIMER NOTES: FOR SET2E LINK TERMINALS 1 & 5 FP975 ON A SET WALLPLATE N L 1 2 3 4 5 6 NOTE: For mains voltage applications links must be fi tted between terminals L, 2 and 5. SET3M... -
Page 7: Typical Gravity Dhw Pumped Htg
3.2 Typical Gravity DHW Pumped HTG D.H.W on-com-off /on-com-off Terminals Mains Supply Room Stat 3 amp fuse Boiler Pump Other Danfoss Randall products suitable for use with above circuit:- RMT room thermostat. Danfoss Heating... -
Page 8: Typical Fully Pumped System With Spring Return Zone Valve In Heating
Supply 3 amp fuse Cylinder Stat Boiler S.R.Z.V Pump Other Danfoss Randall products suitable for use with above circuit:- AT cylinder thermostat; RMT room thermostat; HP22 or HP28 motorised zone valve with spring return actuator and SPST auxiliary switch. SET3M... -
Page 9: Typical Gravity Dhw Pumped Htg With Spring Return Zone Valve In Dhw
Room Stat Supply 3 amp fuse Cylinder Stat S.R.Z.V Boiler Pump Other Danfoss Randall products suitable for use with above circuit:- AT cylinder thermostat; RMT room thermostat; HP28C motorised zone valve with spring return actuator and SPDT auxiliary switch. Danfoss Heating... -
Page 10: Typical Fully Pumped System With 3-Port Mid-Position Valve
Terminals Mains Supply Room Stat 3 amp fuse Cylinder Stat Boiler 3-port mid-position Pump valve Other Danfoss Randall products suitable for use with above circuit:- AT cylinder thermostat; RMT room thermostat; HS3 3-port mid-position valve with spring return actuator. SET3M... -
Page 11: Typical Fully Pumped System With Spring Return Zone Valve In Each Service
Cylinder Stat S.R.Z.V Boiler S.R.Z.V Pump Other Danfoss Randall products suitable for use with above circuit:- AT cylinder thermostat; RMT room thermostat; 2 x HP22 or HP28 motorised zone valve with spring return actuator and SPST auxiliary switch. Danfoss Heating... -
Page 12: Typical Fully Pumped System With Fully Motorised Zone Valve In Each Service
Motorised Zone Valve in each Service D.H.W on-com-off / on-com-off Terminals Mains Room Supply Stat 3 amp fuse Cylinder Stat F.M.Z.V Boiler F.M.Z.V Pump Other Danfoss Randall products suitable for use with above circuit:- AT cylinder thermostat; RMT room thermostat. SET3M... -
Page 13: Replacement
Technical Services Department before proceeding with replacement. Note: The SET3M is a direct plug-in replacement for any existing programmers using the British Gas Standard Wallplate. This includes the Horstmann 425 Tiara and Diadem electro- mechanical and 525 &... - Page 14 SET3M...
- Page 15 Danfoss Heating...
- Page 16 Danfoss Randall Ltd. Ampthill Road Bedford MK42 9ER Tel: 0845 1217 400 Fax: 0845 1217 515 Email: danfossrandall@danfoss.com Website: www.danfoss-randall.co.uk Part No. 3547v01 03/11...