elco Minifill-E, Installation, Commissioning & Servicing Instructions

Page 1: ...mmercial Light Industrial Applications www elco co uk Doc No L372 rev A Minifill E Compact Wall Mounted Electronic Pressurisation Unit IMPORTANT NOTE THESE INSTRUCTIONS MUST BE READ AND UNDERSTOOD BEF...

Page 2: ...mounting 6 8 0 Water connections 7 9 0 Electrical connections 9 10 0 Determining cold fill pressure 10 11 0 Filling the system 11 12 0 Maintenance Commissioning 12 13 0 Fault Finding 15 14 0 Internal...

Page 3: ...s Insurance Company requirements It is the law that pressure system appliances are installed by competent persons in accordance with the above regulations Failure to install appliances correctly could...

Page 4: ...ar The unit detailed in this manual utilises a Type AF Air Gap and is therefore compatible for use with both Fluid Category 3 C 3 In House and Fluid Category 4 C 4 Other Than In House systems Building...

Page 5: ...ure 3 Dimensions Technical Data Cold Fill Pressure Min 0 8 bar Max 3 0 bar Minimum MCW supply 8 l min Power supply 230V 50Hz 10 0 Amps Start current 9 0 Amps Run current 2 8 Amps Air gap type AF Break...

Page 6: ...s should be observed NOTE These distances are MINIMUM and MUST NOT be reduced Failure to observe these clearances could result in the warranties on the appliance becoming VOID 7 0 Wall Mounting A moun...

Page 7: ...the foul water system The Waste Water Outlet Overflow shall be routed in such a way to minimise the risk of blockage through freezing If any part of the Waste Water Outlet Overflow is to be run exter...

Page 8: ...g a car foot pump otherwise an oil free compressor or nitrogen bottle is recommended Note The expansion vessel charge pressure should be set to 0 1 bar less than the cold fill pressure When the correc...

Page 9: ...switches are activated the power supply to the associated Boiler Chiller plant will be interrupted 9 0 Electrical Connection Electrical Connection Figure 9 1 wiring diagram MAINS SUPPLY 240V 50HZ 10AM...

Page 10: ...mum operating temperature up to 90 C can be calculated as per the example below Static Pressure 0 8 bar Height of 8 0m divided by 10 Venting Allowance 0 3 bar Allowance from table below Vapour Pressur...

Page 11: ...pipework shall be thoroughly cleaned and flushed to remove debris flux residues etc before opening the isolation valve and flooding the pressurisation unit Reference should be made to ICOM Water treat...

Page 12: ...ose required to suit the particular requirements of the system such as COLD FILL PRESSURE and HIGH LOW WATER PRESSURE ALARMS To review alter the operational settings the MAINTENANCE MENU of the micro...

Page 13: ...setting 0 3 bar PUMP MIN RUN Pump minimum run time 1 9 9 secs 1 0sec Minimum operating time for pump PUMP MAX RUN Pump maximum run time 01 99 min 99min Maximum operating time for pump PUMP DELAY Pump...

Page 14: ...l continue to operate under this alarm function but invariably the alarm will be caused by some other problem ALARM HI PRESS High pressure alarm activated The pump control will be discontinued until t...

Page 15: ...necessary Trace leak and ensure system is sound Pump runs continuously Value of cold fill pressure set incorrectly Pump relay faulty System leak Adjust value Replace faulty relay pcb in grey box Trac...

Page 16: ...removed from the appliance 10 9 8 7 2 11 3 5 6 2x M10 Bolts 4 1 Item No Description Part No 1 Pressure transducer Z870012422 2 Pump assembly complete incl fittings Z870005665 3 Pump inlet isolation va...

Page 17: ...Date Serial No Results Setting System Static Hight metres Cold Fill Pressure bar System Vessel Size litres System Vessel Air Charge bar Maximum System Operating Temperature C System Safety Valve Setti...

Page 18: ...Heating Solutions 3 Juniper West Fenton Way Basildon Essex SS15 6SJ Tel 01268 546700 www elco co uk Service This publication is issued subject to alteration or withdrawal without notice The illustrat...