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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 in the vicinity of this or any other
appliance.
— WHAT TO DO 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 neighbor’s
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 quali-
fied installer, service agency or the gas supplier.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
Models (V)UM36(sr,sI,Hr,HI), VCM-36U, (V)UM42(sr,sI,Hr,HI),
VCM-42U, (V)UM50(sr,sI,Hr,HI), VCM-50U
UNVeNTed (VeNT-Free) UNIVersAl FIreBoX
oWNer’s oPerATIoN ANd INsTAllATIoN MANUAl