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Columbia MCB-100J, Installation, Operation & Maintenance Manual

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Columbia MCB-100J Installation, Operation & Maintenance Manual Download Page 1

P/N 240009038, Rev. B  [04/2012]

MCB SERIES II

Cast Iron Gas Fired Boilers 

For Forced Hot Water

INSTALLATION, OPERATION & 

MAINTENANCE MANUAL

Models

 

MCB-50J

MCB-75J

MCB-100J

MCB-125J

MCB-150J

MCB-170J

MCB-200J

Tested For

 

100 psi

ASME

Working Pressure

C.S.A. Certifi ed

For Natural Gas Or Propane

Manufactured by:

ECR International, Inc.

2201 Dwyer Avenue, Utica NY 13501
web site: www.ecrinternational.com

Summary of Contents for MCB-100J

Page 1: ...ALLATION OPERATION MAINTENANCE MANUAL Models MCB 50J MCB 75J MCB 100J MCB 125J MCB 150J MCB 170J MCB 200J Tested For 100 psi ASME Working Pressure C S A Certified For Natural Gas Or Propane Manufactur...

Page 2: ...ns Pump size Supply Return Tappings A B C D E F 50 11 5 4 30 36 5 1 75 15 7 5 30 37 5 1 100 15 7 6 30 37 6 1 125 18 9 6 30 37 6 1 150 18 9 7 30 37 6 1 170 22 11 7 30 38 6 1 200 22 11 8 30 38 7 1 Propa...

Page 3: ...tory equipped supplied or specified components may result in personal injury or loss of life TO THE OWNER Installation and service of this boiler must be performed by a qualified installer TO THE INST...

Page 4: ...nput rate 4 for every 1000 ft 304m above sea level 2 Net AHRI Water Ratings shown based on piping and pickup allowance of 1 15 Consult manufacturer before selecting boiler for installations having unu...

Page 5: ...practical 7 Allow 24 inches 610mm at front and right side for servicing and cleaning 8 When installed in utility room door should be wide enough to allow largest boiler part to enter or to permit rep...

Page 6: ...H greater than 0 60 Volume 21 ft3 ACH x Total Input Mbh Refer to National Fuel Gas Code for opening requirements between connection indoor spaces All Outdoor Air Provide permanent opening s communicat...

Page 7: ...of the relief valve outlet over the entire length of discharge line have no intervening shutoff valve between safety relief valve and discharge to atmosphere do not plug or place any obstruction in di...

Page 8: ...on 5 Hot water boilers and system must be filled with water and maintained to minimum pressure of 12 psi 6 Bypass piping is optional which gives ability to adjust supply boiler water temperature to fi...

Page 9: ...NING Burn and scald hazard Safety relief valve could discharge steam or hot water during operation Install discharge piping per these instructions 8 Install discharge piping from safety relief valve S...

Page 10: ...10 4 CONNECTING SUPPLY AND RETURN PIPING Figure 6 Single Zone System With DHW Figure 7 Multi Zone System With Circulators And DHW...

Page 11: ...11 4 CONNECTING SUPPLY AND RETURN PIPING Figure 8 Multi Zone System With Zone Valves And DHW With Circulator Figure 9 Multi Zone System With Zone Valves And DHW With Zone Valve...

Page 12: ...nting system 2 Visually inspect the venting system for proper size and horizontal pitch and determine there is no blockage or restriction leakage corrosion and other deficiencies which could cause an...

Page 13: ...ocation following installation 5 Thermostat s heat anticipator must be adjusted to match total current draw of all controls associated with boiler during heating cycle 7 VENT DAMPER INSTALLATION INSTR...

Page 14: ...ping Pressure test boiler and gas connection before placing boiler in operation Pressure test over 1 2 psig 3 5 kPa Disconnect boiler and its individual gas shutoff valve from gas supply system Pressu...

Page 15: ...at on outside wall 3 Do not install thermostat where it will be affected by drafts hot or cold pipes sunlight lighting fixtures televisions fireplace or chimney 4 Check thermostat operation by raising...

Page 16: ...M Figure 13 Integrated High Limit Electronic Ignition Control 240008781 WARNING Modification substitution or elimination of factory equipped supplied or specified components may result in personal inj...

Page 17: ...Appliance and call qualified service technician or your gas supplier TO TURN OFF GAS TO THE APPLIANCE 1 Set the thermostat to lowest setting 2 Turn off all electric power to the appliance if service i...

Page 18: ...if used to expel any air accumulated in the system Check entire piping system and if any leaks appear have them repaired Circulators need to be checked and maintained Refer to circulator manufacturer...

Page 19: ...pilot flame Be sure to replace cover screw after adjustment to prevent possible gas leakage See Figure 16 Page 19 Check burners and pilot for signs of corrosion rust or scale buildup Area around boil...

Page 20: ...water column from specified pressure listed on boiler rating plate Primary air adjustment is not necessary therefore air shutters are not furnished as standard equipment CHECK SAFETY CONTROL CIRCUIT T...

Page 21: ...lified service agency prior to resuming operation 4 ECONOMY Active Indicates thermal targeting function is active and limit control is reducing boiler temperature to conserve fuel Economy feature is a...

Page 22: ...NOTES...

Page 23: ...Date Service Performed Company Name Tech Initials Company Address Phone...

Page 24: ...COLUMBIA BOILER COMPANY Main offices and factory Pittstown PA...

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