Green Mountain GMGW Series Installation Operation & Maintenance Download Page 1

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An ISO 9001-2008 Certified Company

P/N# 240011109, Rev. C [07/22/2015]

GMGW

Cast Iron

Gas Fired Boilers

For Forced Hot Water

INSTALLATION, OPERATIONS AND MAINTENANCE

MANUAL

Manufactured by:

ECR International, Inc.

2201 Dwyer Avenue, Utica NY 13501

web site: www.ecrinternational.com

Models

GMGWB045FE

GMGWB120FE

GMGWB070FE

GMGWB145FE

GMGWB096FE

GMGWB170FE

GMGWB195FE

GMGWB245FE

GMGWB295FE

Tested For

100 psi

ASME

Working Pressure

C.S.A. Certified

For Natural Gas Or Propane

Summary of Contents for GMGW Series

Page 1: ...N OPERATIONS AND MAINTENANCE MANUAL Manufactured by ECR International Inc 2201 Dwyer Avenue Utica NY 13501 web site www ecrinternational com Models GMGWB045FE GMGWB120FE GMGWB070FE GMGWB145FE GMGWB096...

Page 2: ...a level to 2 000 ft 610m above sea level United States over 2000 ft 610m above sea level Reduce input rate 4 for every 1 000 ft 304m above sea level 2 Net AHRI Water Ratings shown based on piping and...

Page 3: ...1 GMGWB070FE 15 7 5 28 2015 16 415 16 1 GMGWB096FE 15 7 5 28 2015 16 415 16 1 GMGWB120FE 19 9 6 29 217 16 57 16 1 GMGWB145FE 19 9 6 29 217 16 57 16 1 GMGWB170FE 22 113 16 7 30 2115 16 515 16 1 GMGWB19...

Page 4: ...agram 18 12 Lighting Instructions 20 13 Normal Sequence Of Operation 21 14 General Instructions 21 15 Checking Gas Input Rate To Boiler 23 Appendix A Control Module 24 A 1 Installation Environment Con...

Page 5: ...NCE WARNING Keep boiler area clear and free from combustible materials gasoline and other flammable vapors and liquids DO NOT obstruct air openings to the boiler room Modification substitution or elim...

Page 6: ...and service circulator replacement condensate trap control replacement etc 6 Locate boiler on level solid base as near chimney as possible and centrally located with respect to heat distribution syste...

Page 7: ...filtration rate is less than 0 40 air changes per hour See Table 3 for space with boiler only Use equation for multiple appliances Volume 50 ft3 x Total Input Mbh Known Air Infiltration Rate See Table...

Page 8: ...ater than that 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 ob...

Page 9: ...relief valve Systems with automatic fill valves require back flow prevention device Install discharge piping from safety relief valve See Warning Page 8 When boiler is connected to heating system util...

Page 10: ...T CIRCULATOR A PRESSURE REDUCING VALVE PROPER BACKFLOW PROTECTION DEVICE GATE VALVE PURGE VALVE NOTICE Circulators in following illustrations are mounted on system supply side mounting on system retur...

Page 11: ...s Page 9 5 CONNECTING SUPPLY AND RETURN PIPING Figure 3 Bypass Piping Automatic Mixing Valve See Bypass Piping Options Page 9 BOILER WATER INLET ALTERNATE CIRCULATOR LOCATION TO SYSTEM FROM SYSTEM CIR...

Page 12: ...12 5 CONNECTING SUPPLY AND RETURN PIPING Figure 5 Single Zone System With DHW Priority Figure 6 Multi Zone System with Circulators and DHW Priority P N 240011109 Rev C 07 22 2015...

Page 13: ...NG SUPPLY AND RETURN PIPING Figure 7 Multi zone System With Zone Valves And DHW Priority With Circulator Figure 8 Multi zone System With Zone Valves And DHW Priority With Zone Valve P N 240011109 Rev...

Page 14: ...ion of the common venting system the common venting system should be re sized to approach the minimum size determined using the appropriate tables in Chapter 13 of the National Fuel Gas Code ANSI Z223...

Page 15: ...e in visible location following installation 5 Thermostat s heat anticipator must be adjusted to match total current draw of all controls associated with boiler during heating cycle 8 VENT DAMPER INST...

Page 16: ...ing with hooks straps bands brackets hangers or building structure components to prevent or dampen excessive vibrations and prevent strain on gas connection Boiler will not support piping weight Use t...

Page 17: ...connection 4 Line power connections 5 LWCO kit 550002998 includes wiring instructions and wiring diagrams If using a different LWCO refer to the specific instructions provided with that unit See wiri...

Page 18: ...2 Integrated High Limit Electronic Ignition Control WARNING Modification substitution or elimination of factory equipped supplied or specified components may result in personal injury or loss of life...

Page 19: ...19 11 WIRING DIAGRAM Figure 13 Integrated High Limit Electronic Ignition Control P N 240011109 Rev C 07 22 2015...

Page 20: ...ff Gas To 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...

Page 21: ...ave them repaired immediately Check and maintain circulators Refer to circulator manufacturer s instructions Inspect venting system at the start of each heating season Check vent pipe from boiler to c...

Page 22: ...ns of corrosion rust or scale buildup Area around boiler must be kept clear and free of combustible materials gasoline and other flammable vapors and liquids Free flow of combustion and ventilating ai...

Page 23: ...ter column from specified pressure Primary air adjustment is not necessary therefore air shutters are not furnished as standard equipment Air shutters can be furnished on request where required by loc...

Page 24: ...loose Refer to enclosed addendum for wiring instructions when using indirect hot water heater Verify vent damper connection is made See page 15 A 3 Adjusting Settings To discourage unauthorized changi...

Page 25: ...n Appropriate alarm is sent OR Flame signal sensed out of sequence during post purge Appropriate alarm is sent OR Flame signal present when not expected Appropriate alarm is sent 17 Pilot valve diagno...

Page 26: ...set at thermostat Check for correct installation and wiring before replacing any component Control module cannot be repaired If it malfunctions it must be replaced Use only qualified service agent to...

Page 27: ...ppears 63 Soft lockout maximum number of recycles exceeded After main burner ignition Soft lockout 64 Soft Lockout electronics failure On board self diagnostics detected error Soft lockout 65 Over tem...

Page 28: ...ck for cracked ceramic insulator which can cause short to ground and replace igniter sensor if necessary At gas valve disconnect main valve wire from MV terminal Turn on power and set thermostat to ca...

Page 29: ...29 NOTES P N 240011109 Rev C 07 22 2015...

Page 30: ...30 NOTES P N 240011109 Rev C 07 22 2015...

Page 31: ...31 Company Address Phone Company Name Tech Initials Service Performed Date SERVICE RECORD P N 240011109 Rev C 07 22 2015...

Page 32: ...ture is equipped with an override which is provided primarily to permit the use of an external energy management system that serves the same function THIS OVERRIDE MUST NOT BE USED UNLESS AT LEAST ONE...

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