gledhill PULSACOIL III Design, Installation And Servicing Instructions Download Page 1

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DESIGN, INSTALLATION AND

SERVICING INSTRUCTIONS

TEL: 0800 14 55 55 7

www.gledhill-pulsacoil-3.co.uk

A mains pressure hot water supply system

incorporating an off peak electric thermal store

P U L SA

CO I L I I I

Summary of Contents for PULSACOIL III

Page 1: ...DESIGN INSTALLATION AND SERVICING INSTRUCTIONS TEL 0800 14 55 55 7 www gledhill pulsacoil 3 co uk A mains pressure hot water supply system incorporating an off peak electric thermal store PULSACOIL III ...

Page 2: ...t be capable of providing for those services which could be required to be supplied simultaneously and this maximum demand should be calculated using procedures defined in BS 6700 PulsaCoil will operate at mains pressures as low as 1 bar and this must be available when the local demand is at its maximum but the preferred range is between 2 and 3 bar As a general guideline although a 15mm external ...

Page 3: ...e Table 1 1 The domestic hot water outlet temperature is regulated to 55o C by the elec tronic control system and is not user adjustable Use in Hard Water Areas There are two options for the pump speed control Option H must be used in hard water areas above 200ppm Option S can be used in soft water areas below 200ppm A patented control system within the Option H microprocessor offers a more sophis...

Page 4: ...e System status display OPTIONAL EQUIPMENT a The appliance is supplied with the components on the right hand side as shown in Figure 1 2 as standard but can be supplied left handed b A 22mm diameter warning pipe overflow connection Any options must be clearly specified at the time of order or a standard model will be supplied 4 Plate heat exchanger On peak I H Overheat thermostat Off peak I H Plat...

Page 5: ...50 Nominal store capacity litres 160 205 230 250 Weight kg Empty 39 41 46 52 Full 199 246 276 302 Hot water flow rate litres min 35 35 35 35 Typical dwelling types Bedrooms 1 2 2 3 2 3 2 4 Bathrooms 1 or 1 1 2 En suite shower rooms 1 1 2 1 NOTES 1 The PC245 model can be installed in a property with greater hot water demand However this will require more ON peak electricity to recharge the store 2 ...

Page 6: ...asins and sinks should be in 10mm and to the shower in 15mm d The final branches to taps in existing properties which are in 15mm should be restricted to balance the flow to each outlet e Best results for a balanced system are achieved by fitting appropriate flow regulators to each hot and cold outlet see Appendix 1 f For properties where the inlet pressure is high and the flow rates may exceed 30...

Page 7: ...any allows a limited day time off peak boost It is normal to supply the PulsaCoil III using an Ecomony 7 controller as shown in Figure 2 2 Alternatively the PulsaCoil III can be supplied from separate circuits as shown in Figure 2 3 In this case the two switches should be clearly labelled for the householders use Fig 2 1 Schematic layout of typical domestic hot cold water systems In addition to th...

Page 8: ...le pole switch with flex outlet and neon To lower off peak element Economy 7 controller Storage heaters 3A spur Pulsacoil feed spur To upper boost element Boost Switch To lower off peak element In addition to the supplies to the immersion heaters PulsaCoil III requires a 3 amp supply for the control circuit This 3 amp supply must be provided via a fused 3 amp double pole isolator providing 3mm of ...

Page 9: ...pansion cistern This allows adequate room for expansion PUMP SETTINGS REPLACEMENT Overflow Warning Pipe if fitted a The overflow warning pipe should be fitted to discharge clear of the building and be sited so that any overflow can be easily observed b The overflow warning pipe should be installed in a material suitable for use with heating feed and expansion cisterns in accordance with BS5449 suc...

Page 10: ...it terminal block as follows Live to terminal 1 Neutral to terminal 2 Earthtoterminal3 3 From the Ecomony 7 controller or separate 20A fuse and switch connections wire the mains power supply to the immersion heater terminal block as follows Unrestricted on peak live to terminal 5 L1 Unrestricted neutral to terminal 6 Unrestricted earth to terminal 7 Off peak live to terminal 8 L2 Off peak neutral ...

Page 11: ...f this is the case the immersion heaters should be allowed to bring the contents up to temperature Check that the thermostats do switch off at the correct temperature of 770 C If not the seal can be broken and the setting adjusted without affecting the warranty If the thermostats do not switch off the immersion heaters at the correct temperature the overheat thermostat will operate the overheat ma...

Page 12: ... from boiling in the event of immersion heater thermostat failure Green light No 2 will remain ON to indicate that the system is functioning correctly If Green light No 2 is OFF check the manual reset button on the overheat thermostat If the overheat button has popped out check and replace as necessary the immersion heater thermostats The thermostats must be set at 770 C Manually press the reset b...

Page 13: ...e in the following way to show fault conditions 13 Off No mains power supply check fuse Flashing Low frequency System status is OK Flashing High frequency Temperature measurement error faulty sensor or wiring On Permanent Processor related fault no control of hot water replace PCB MAINTENANCE No annual regular maintenance is required However with the manual fill model we do recommend that the wate...

Page 14: ...PARTS LIST 14 1 14 2 3 4 6 8 10 7 8AWG BS6231 1 0mm E59428 13 Brawa Mixing valve ...

Page 15: ...p 6 Store overheat thermostat 7 Gravity check valve 8 Immersion heater 9 Rod thermostat 10 Float switch 11 Relay 12 Green light neon 13 Brawa mixing valve 14 DHW Flow switch GT017 GT149 GT153 GT152 GT105 GT064 GT041 XB078 XB501 XB251 XB321 XB100 XC007 GT106 E05 664 E26 022 E26 024 E26 023 E05 723 397 978 E05 681 E39 184 E39 185 E39 186 E39 187 E39 190 385 872 E05 674 ...

Page 16: ...e regulators as in Option 4 for Taps Mixers WATER SAVINGS OPTIONS FOR SHOWERS 4 FIXING OPTIONS FOR TAPS MIXERS 1 MK RANGE Combined Regulators Aerator for screwing onto Taps Mixers with internal or external threads on their noses Anti Vandal models also available 2 MR05 T RANGE Internal Regulators Push fit into Tap or Mixer seats Produced in three sizes 12 5mm BS1010 12mm 10mm Flangeless models als...

Page 17: ... the purchaser over and above any liability to replace under 1 4 above whether in contract or in tort including negligence in respect of any one cause of loss or damage claimed to result from any breach of our obligations hereunder shall be limited to actual money damages which shall not exceed 20 000 provided that such monetary limit shall not apply to any liability on the part of ourselves refer...

Page 18: ... Conditions shall confer on the purchaser any rights or remedies to which the purchaser would not otherwise be legally entitled 6 Notwithstanding any other provision contained herein the Purchaser s hereby agree to fully indemnify us against any damages losses costs claims or expenses incurred by us in respect of any claim brought against us by any third party for a any loss injury or damage wholl...

Page 19: ...asion it is felt necessary to provide a secondary circulation We would recommend the use of Raychem HWAT Plus or similar self regulating trace heating to maintain the temperature in the hot water distribution system The system must be installed and commissioned fully in accordance with the manufacturers instructions ...

Page 20: ...TEL 0800 14 55 55 7 www gledhill pulsacoil 3 co uk Sales Service Repair Gledhill PulsaCoil 3 C O Hot Water Cylinders Limited 302 Foxhunter Drive Milton Keynes MK14 6GD ...

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