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Residential Condensing Boiler
VX 110 (model # IBGFSW1-0110)
VX 150 (model # IBGFSW1-0150)
VX 199 (model # IBGFSW1-0199)
INSTALLATION &
OPERATING MANUAL
WARNING
If the information in this manual is not followed exactly, a fire or explosion may result causing
property damage, personal injury, or loss of life.
Do not store or use gasoline or other flammable vapors and liquids or other combustible materials in
the vicinity of this or any other appliance.
If you smell gas:
Do not try to light any appliance.
Do not touch any electrical switch; do not use any phone in your building.
Immediately call your gas supplier from a nearby phone. Follow the gas supplier’s instructions.
If you cannot reach your gas supplier, call the fire department. Installation and service must
be performed by a qualified installer, service agency or the gas supplier.
Summary of Contents for VX Series
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Page 52: ...Figure 36 Two pump two load parallel piping concept 48 Section Installation...
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Page 101: ...97 Appendices Wiring diagrams Figure 48 Controller electrical diagram...
Page 102: ...Figure 49 Internal wiring diagram 98 Section Appendices...
Page 103: ...Figure 50 Sequence of Operation 99 Appendices...
Page 106: ...102 Section Appendices...