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www.mrheater.com 800-251-0001
12/14 15125 Rev. A
PORTABLE PROPANE HEATER
FOR RECREATIONAL,
COMMERCIAL AND
EMERGENCY INDOOR USE
FOR US SALE EXCEPT
MASSACHUSETTS
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.
WARNING:
— Donotstoreorusegasolineorotherflammablevaporsandliquidsinthevicinityofthisorany
otherappliance.
— AnLPcylindernotconnectedforuseshallnotbestoredinthevicinityofthisoranyother
appliance.
— WHATTODOIFYOUSMELLGAS
 • Donottrytolightappliance.
 • Extinguishanyopenflame.
 • Shutoffgastoappliance.
— Servicemustbeperformedbyaqualifiedserviceagency.
Thisisanunventedgas-firedportableheater.Itusesair(oxygen)fromtheareainwhichitisused.
Adequatecombustionandventilationairmustbeprovided.Refertopage3.
PORTABLE RADIANT
BUDDY HEATER
READ INSTRUCTIONS CAREFULLY:Readandfollowallinstructions.Placeinstructionsinasafe
placeforfuturereference.Donotallowanyonewhohasnotreadtheseinstructionstoassemble,
light,adjustoroperatetheheater.
MH4B
OPERATINGINSTRUCTIONSANDOWNERSMANUAL
www.mrheater.com 800-251-0001
Model#
Formodelserialnumbers,seepage10