
P/N# 240010127, Rev. C [05/2013]
RETAIN THESE INSTRUCTIONS FOR
FUTURE REFERENCE
These instructions must be affi xed on or
adjacent to the boiler.
GWB9-050IH-3
GWB9-075IH-3
GWB9-100IH-3
GAS-FIRED, DIRECT VENT,
CONDENSING, HOT WATER BOILER
INSTALLATION
INSTRUCTIONS
PRODUCT LITERATURE
Lennox Industries Inc.
Dallas, Texas
This boiler cannot be used with all types
of chimneys. Read these instructions
carefully before installing.
GAS-FIRED HOT WATER BOILERS
These low pressure gas
fi
red hot water boilers
are design certi
fi
ed by CSA (Canadian Standards
Association) for use with natural and propane
gases (100 MBH model is certi
fi
ed for natural gas
only). They are constructed and hydrostatically
tested for a maximum working pressure of 50
psi (pounds per square inch) in accordance
with A.S.M.E. (American Society of Mechanical
Engineers) Boiler and Pressure Vessel Code
Section IV Standards for Heating Boilers.
WARNING
Improper installation, adjustment,
alteration, service, or maintenance could
result in death or serious injury. Refer to
this manual for assistance. For additional
information consult a quali
fi
ed installer,
service agency, or the gas supplier.
!
Содержание GWB9-050IH-3
Страница 12: ...12 NEAR BOILER PIPING Figure 2 Single Zone Boiler Piping SAFETY RELIEF VALVE SEE PAGE 18 FOR REQUIREMENTS...
Страница 15: ...15 NEAR BOILER PIPING Figure 5 Primary Secondary Piping With Circulators And Domestic Hot Water...
Страница 31: ...31 Figure 20 Field Wiring Connections ELECTRICAL WIRING SAFETY RELIEF VALVE SEE PAGE 18 FOR REQUIREMENTS...
Страница 33: ...33 Figure 22 Ladder Diagram for Figure 22 ELECTRICAL WIRING...
Страница 52: ...52 Troubleshooting Chart 1 TROUBLESHOOTING...
Страница 53: ...53 Troubleshooting Chart 2 TROUBLESHOOTING...
Страница 63: ...NOTES...