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MHS Boilers Alpha Jetstream MD, Installation And User Manual

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MHS Boilers Alpha Jetstream MD Installation And User Manual Download Page 6

Fluegas resistance

Efficiencies

Values given according to average boiler water temperature of 70 C

Flue gas
temperatures

Values given according to average boiler water temperature 70 C, ambient temperature 
20 C

TECHNICAL INFORMATION

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as resist

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100% load

75% load

50% load

LOAD

LOAD

Combustion

Overall

Summary of Contents for Alpha Jetstream MD

Page 1: ...Assembly Operating and Maintenance Instructions Installation and User Guide Alpha Jetstream MD Cast Iron Boiler 105 300 kW 35 Nobel Square Basildon Essex SS13 1LT 01268 591010 01268 724064 01 07 04...

Page 2: ...requiremets of EN 303 1 Heating boilers with forced draught burners Terminology general requirements testing and marking EN 303 2 Heating boilers Part 2 Heating boilers with forced draught burners Spe...

Page 3: ......

Page 4: ...1012 1146 1280 1414 Burner mounting diameter mm 170 dimensions depth mm 115 Return flow connections DN 65 2 BSP M Flue gas temperature o C 185 Flue connection diameter mm 208 Weight boiler block kg 4...

Page 5: ...ion pipe This injection results in a pressure drop at the end of the pipe creating a vacuum This vacuum sucks hot delivery water of the rear section sections down to mix with the return water thereby...

Page 6: ...to average boiler water temperature of 70 C Flue gas temperatures Values given according to average boiler water temperature 70 C ambient temperature 20 C TECHNICAL INFORMATION Flue gas resistance mba...

Page 7: ...lable An existing service pipe must not be used without prior consultation with the local gas supply authority and the supply must be made through a suitable meter The matching of burner model burner...

Page 8: ...uld installation not support the weight of chimney The draft generated by the chimney should be capable of overcoming the chimney resistance Chimney calculations should be carried out in compliance wi...

Page 9: ...as appropriate Never drain the system unnecessarily Follow instructions for periodic cleaning and maintenance operations whose procedures are given further in this manual The boilers must be installed...

Page 10: ...e damaging effects of the old system Boiler water systems should be thoroughly flushed and cleaned before a new boiler is installed and system water should be treated with a scale and corrosion inhibi...

Page 11: ......

Page 12: ...litres of water We strongly recommend that the system is chemically cleaned and then dosed with a good quality corrosion and scale inhibitor before the boiler is first fired The boiler is guaranteed...

Page 13: ...ion chamber insulation are mounted on the rear section at the factory Smokehood is fixed to rear section Boiler block contains the materials used in the assembly of the block such as nipples fiberglas...

Page 14: ...described above Place rear section at the end of baseframes With its unroped side facing towards the rear fit the intermediate section squarely onto nipples of the rear section and secure by using a w...

Page 15: ...to one of the globe valves on test flange fitted to return connection Fill the boiler with water by connecting the other valve on test flange to the water circuit Meanwhile release the air left in th...

Page 16: ...ock the studs into the corner positions of rear section When placing the distribution pipe into the return connection ensure that the white arrow on the flange of the pipe points upwards The axis of t...

Page 17: ...bladed modules 95 and 99 The modules are combined together according to following table for preparing second pass retarders Retarders are placed into second and third flue gas passages of boiler as sh...

Page 18: ...return folds of the casing hanging the front edges of casing onto the upper casing support 155 and fixing the front lower end of the casing to the free end of the lower staybolt 7 Fit side casings by...

Page 19: ...anel making sure that cables are on the top side of the insulation Make electrical connections in accordance with Mandatory Regulations and Codes of Practice and follow burner manufacturers instructio...

Page 20: ...ASSEMBLY INSTRUCTIONS...

Page 21: ...tified The Alpha Jetstream MD Boiler must only be commissioned and serviced by competant Pre firing checks persons of approved classes qualified and certified to undertake the works involved i e Corgi...

Page 22: ...Prepare the cleaning brush combining items 101 and 102 Remove any deposits from combustion chamber and flue gas passages using cleaning brush 3 Clean the retarders and check their condition replacing...

Page 23: ......

Page 24: ...The boiler should start automatically failure when the electircity is restored Boiler If the burner does not operate check that there is enough fuel in the tank and the gate operational valve at the...

Page 25: ...EXPLODED DRAWINGS MD JETSTREAM EXPLODED DRAWING BOILER GROUP...

Page 26: ...EXPLODED DRAWINGS ALPHA JETSTREAM MD EXPLODED DRAWING INSULATION AND OUTER CASINGS...

Page 27: ...5 x Pmax 1 5 x Bars where Pmax is the maximum operating pressure of heating system for a duration of minutes and No leakage detected Leakages detected and corrected on following points 1 2 3 4 5 OTHE...

Page 28: ...A member of the Modular Heating Group Plc 35 Nobel Square Burnt Mills Industrial Estate Basildon Essex SS13 1LT Tel 01268 591010 Fax 01268 728202 www mhsboilers co uk...

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