Installer: Leave this manual with the appliance. Consumer: Retain this manual for future reference.
READ INSTRUCTIONS CAREFULLY: YOUR SAFETY IS IMPORTANT TO YOU AND TO OTHERS.
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.
LARGE UNIT HEATER
FOR RESIDENTIAL/COMMERCIAL USE
WARNING: Improper installation, adjustment, alteration, service or maintenance can cause
injury or property damage. Refer to this manual. For assistance or additional information
consult a qualified installer, service agency or the gas supplier.
-WHAT TO DO IF YOU SMELL GAS
Ǟ DO NOT try to light appliance.
Ǟ DO NOT touch any electrical switch, do not use any phone in your building
Ǟ Leave the building immediately
Ǟ Immediately call your gas supplier from a phone remote from the building. Follow the gas
suppliers instructions
Ǟ 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.
FOR YOUR SAFETY:
Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any
other appliance.
WARNING: If the information in these instructions are not followed exactly, a fire or explosion
may result causing property damage, personal injury or loss of life.
OPERATING INSTRUCTIONS
AND OWNER'S MANUAL
www.mrheater.com
800-25 1-0001
•
MODEL#
MHU200NG
MHU250NG
MHU300NG
MHU400NG
60339 REV C