Installer: Leave this manual with the appliance. Consumer: Retain this manual for future reference.
OpERATINg INSTRUCTIONS AND OwNER'S MANUAL
MR. HEATER
MH25NG
MH25LP
GAS FIRED INFRA-RED WORKSHOP HEATER
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
• Shut off gas supply
• Do not try to light any appliance
• Do not touch an 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 qualified installer, service agency, or the gas supplier.
WARNING: This is an unvented gas-fired heater. It uses air (oxygen) from the room in which it is installed.
Provisions for adequate combustion and ventilation air must be provided. Refer to Fresh Air for Combustion
and Ventilation section on page 3 of this manual.
WARNING: Improper installation, adjustment, alteration, service or maintenance can cause property damage,
injury or death. Read the installation, operation, and maintenance instructions thoroughly before installing or
servicing this equipment. For assistance or additional information consult a qualified installer, service agency,
or gas supplier.
MR. HEATER, INC., 4560 W. 160
Model # MH25NG/LP
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.
TH
ST., CLEVELAND, OHIO 44135 · 216-916-3000
HS25NG/LP
Installation instructions and Owner's Manual
E1
HEATSTAR
HS25NG
HS25LP
LANGUAGES
ENGLISH
Pages E1 — E16
SPANISH
Pages S1 — S16
FRENCH
Pages F1 — F16
18672
Rev. D
04/10