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PremierPlus SystemFit Unvented Indirect 

 

Hot Water Cylinder

Installation and User Manual

Summary of Contents for PremierPlus SystemFit

Page 1: ...PremierPlus SystemFit Unvented Indirect Hot Water Cylinder Installation and User Manual...

Page 2: ...ssioned and serviced in accordance with the manufacturer s instructions by competent persons and that it meets the requirements of the appropriate Building Regulations The Benchmark Checklist can be u...

Page 3: ...controls are supplied pre wired A heating and domestic hot water programmer room temperature sensor primary expansion vessel automatic air vent and primary expansion relief valve are supplied loose fo...

Page 4: ...can be correctly installed Areas that are subject to freezing must be avoided Ensure that the floor is of sufficient strength to support the full weight of the unit table 1 page 5 Pipe runs should be...

Page 5: ...ions where it is not possible to safely pipe away any discharge from the safety valves In areas where the water consistently contains a high proportion of solids e g suspended matter that could block...

Page 6: ...15 9 29 135 152 170 1245 691 1039 650 720 17 3 30 157 173 210 1503 952 1300 650 720 19 2 34 199 215 250 1755 1139 1460 650 720 18 6 42 240 257 300 2069 1460 1805 650 720 18 8 49 273 310 Notes 1 Heat...

Page 7: ...IP30 Control temperature range Selectable 5 to 30 C Holiday mode with room temperature setback Timing accuracy 1 minute month Maximum ambient temperature 45 C Honeywell 2 Port motorised valves Model...

Page 8: ...e note that if the key lock is disabled the circulator will not switch to setting selection In this case unlock the key lock by pressing the button for 10 seconds d During a period of 10 seconds press...

Page 9: ...re The head pressure is kept constant irrespective of the heat demand The duty point of the circulator will move out or in on the selected constant pressure curve depending on the heat demand in the s...

Page 10: ...There is no requirement to site it close to the unit it can be located at a point where the mains supply enters the premises if this is more convenient but you must install a non return valve just af...

Page 11: ...s an accessory order code no 94 970 033 The secondary return pipe should be in 15mm pipe and incorporate a check valve to prevent backflow A suitable WRAS approved bronze circulation pump will be requ...

Page 12: ...ply Incoming Cold Water Main KEY MCWS Mains cold water supply HWS Hot water service SC Stop Cock Isolating Valve DOC Drain Off Cock Discharge pipe to atmosphere Isolating Regulating Valves as required...

Page 13: ...otal discharge form the discharge pipes connected to it 3 53 Where valves other than the temperature and pressure relief valve from a single unvented hot water system dischargeby way of the same manif...

Page 14: ...ward discharges at low level i e up to 100mm above external surfaces such as car parks hard standings grassed areas etc are acceptable providing that a wire cage or similar guard is positioned to prev...

Page 15: ...SIZE OF DISCHARGE PIPE D1 MINIMUM SIZE OF DISCHARGE PIPE D2 FROM TUNDISH MAXIMUM RESISTANCE ALLOWED EXPRESSED AS A LENGTH OF STRAIGHT PIPE i e NO ELBOWS OR BENDS RESISTANCE CREATED BY EACH ELBOW OR BE...

Page 16: ...inal identification labels within the wiring centre to aid in connecting the various external system components such as the mains supply programmer and boiler The wiring to the external components is...

Page 17: ...Y NOTES 1 ALLEARTHCONNECTIONSMUSTBELINKEDBACKTOTHEEARTHTERMINALSINTHEWIRINGCENTRE 2 ALLNEUTRALCONNECTIONSMUSTBELINKEDBACKTOTHENEUTRALTERMINALSINTHEWIRINGCENTRE 3 ASSUMESBASICBOILER 4 THE22MMMOTORISEDV...

Page 18: ...ical supply to the PremierPlus SystemFit indirect controls and the boiler Programme the PremierPlus SystemFit controller as detailed in the fitting and user instruction leaflet supplied with the contr...

Page 19: ...the outlet side of the bypass valve Turn the adjustment knob clockwise by half a turn MAINTENANCE MAINTENANCE REQUIREMENTS Unvented hot water systems have a continuing maintenance requirement in order...

Page 20: ...hen water flows from the hot tap allow to flow for a short while to purge air and flush through any disturbed particles Close hot tap and then open successive hot taps in the system to purge any air W...

Page 21: ...16 for adjustment details If in any doubt contact a competent electrician An immersion heater is also provided for use should the indirect heat source be shut down for any purpose The immersion heater...

Page 22: ...OSSIBLE CAUSE REMEDY No hot water flow 1 Mains supply off 2 Check and open stock cock 2 Strainer blocked 2 Turn off water supply Remove strainer and clean see maintanance section 3 Cold water combinat...

Page 23: ...mbined thermostat and thermal cut out Boiler 95 612 716 20 Combined thermostat and thermal cut out Immersion heater 95 612 717 21 Indirect thermal cut out 95 612 698 22 Motorised 2 port valve 22mm con...

Page 24: ...23 Fig 9 Spares Diagram Fig 10 Pressure Reducing valve 3 5 bar Fig 11 Element spares Cold Mains Connection 22mm Outlet Connection 22mm 30 22 33 29 11 7 12 6 31 26 34 20 18 1 25 3 4 35 36...

Page 25: ...itted parts have been removed for unauthorised repair or replacement The BenchmarkTM Commissioning Checklist Service Record included in this product guide has been completed Regular maintenance has be...

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Page 28: ...te responsibility and sustainability charters and reduce our printed material we encourage you to download product brochures from our website In designing these files we have taken into account the ne...

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