Installation Guide

3
OperatingInstructionsandOwner’sManualMr. Heater | Portable Buddy Radiant Heater
Specifications
Model No. MH11BFLEX
Gas Type Propane (LP)
Input (Btu/Hr) 8,000-11,000
Minimum Ambient
Temperature
-18˚C/0˚F
Clearance To Combustibles
Top 30”
Front 24”
Sides 24”
Rear 0”
NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!
ODOR FADE WARNING
WARNING:
ASPHYXIATION HAZARD
• Do not use in unventilated
areas.
• The flow of combustion and
ventilation air must not be
obstructed.
• Proper ventilation air must
be provided to support the
combustion air requirements
of the heater being used.
• Refer to the specification
sectionoftheheater’s 
manual, heater dataplate, or
contact the factory
to determine combustion air
ventilation requirements of
the heater.
• Lack of proper ventilation
air will lead to improper
combustion.
• Improper combustion can
lead to carbon monoxide
poisoning leading to serious
injury or death. Symptoms of
carbon monoxide poisoning
can include headaches,
dizziness and difficulty in
breathing.
SAFETY INSTRUCTIONS
GENERAL SAFETY
INSTRUCTIONS
THIS IS A HEATING APPLIANCE.
DO NOT OPERATE THIS APPLIANCE
WITHOUT THE FRONT GRILL
INSTALLED. DO NOT ATTEMPT TO
WARM OR COOK FOOD ON THIS
HEATER.
• Do not use non-approved attachments
on this heater.
• Due to high temperatures, the
appliance should be located out of
traffic and away from combustible
materials.
• Some carpets or linoleum surfaces may
discolor if heater is placed directly on
these floor coverings.
• Children and adults should be
alerted to the hazard of high surface
temperatures and should stay away to
avoid burns or clothing ignition.
• Do not leave this heater unattended
while it is in operation. Keep children
and pets away from the heater at all
time.
• Do not place clothing or other
flammable material on or near the
appliance.
• Do not operate heater in any moving
vehicle.
• Only disposable cylinders marked with
the proper fuel type approved for the
appliance, can be used.
• This heater can also be used in a
recreational enclosure with a window
or roof vent. It may also be used
outdoors.
• This heater requires a vent area of
11squareinches(example5.5”x2”
opening) at the ceiling and at floor
level for adequate ventilation during
operation. Do not use other fuel
burning appliances inside.
• A propane-fired portable heater used
for emergency home use shall not
be set at an input setting in excess
of 5,000 BTU/HR (1,466 W) when
located in a bathroom and shall not
be set at an input setting of more
than 10,000 BTU/HR (2,931 W) when
located in a bedroom. DO NOT USE
THIS HEATER IN THE BATHROOM
OR BEDROOM!
• GAS PRESSURE AT HEATER IS
REGULATED AND FIXED AT 1 psi
WHEN USING A REMOTE HOSE
CONNECTION DO NOT REGULATE
OR REDUCE PROPANE TANK SUPPLY
PRESSURE TO HEATER!
• REGULATOR IN HEATER MUST
ALWAYS BE IN PLACE DURING
OPERATION.
• If the wire guard is removed for
servicing, it must be replaced prior to
operating the heater.
• The appliance should be inspected
before each use. Frequent cleaning
may be required. The control
compartments, burner and circulating
air passageways of the appliance must
be kept clean, see MAINTENANCE.
• DO NOT use this heater if any part
has been under water. Immediately
call a qualified service technician to
inspect the heater and to replace any
part of the control system and any gas
control, which has been under water.
• When used without adequate
combustion and ventilation air, this
heater may give off excessive CARBON
MONOXIDE, an odorless, poisonous
gas.
WARNING: Early signs of carbon
monoxide poisoning resemble the
flu, with headache, dizziness, and/or
nausea. If you have these signs, the
heater may not be working properly.
Get fresh air at once! Have heater
serviced.
Some people - pregnant women,
persons with heart or lung disease,
anemia, those under the influence of
alcohol, those at high altitudes - are
more affected by carbon monoxide
than others.
• When heater is placed on the ground,
make sure the ground is level and
keep any objects at least 24 inches
from the front of the heater. THIS
HEATER IS EQUIPPED WITH A TIP
OVER SWITCH THAT WILL SHUT THE
HEATER OFF IF THE HEATER TIPS OVER
HOWEVER, DO NOT LEAVE HEATER
UNATTENDED OR WHERE CHILDREN
MAY CAUSE THE HEATER TO TIP
OVER. NEVER OPERATE THE HEATER
WHILE SLEEPING!
FUEL GAS ODOR
Propane (LP) gas and natural gas
have man-made odorants added
specifically for detection of fuel gas
leaks.
If a gas leak occurs you should be
able to smell the fuel gas. Since
propane (LP) gas is heavier than
air you should smell for the gas
odor low to the floor. ANY GAS
ODOR IS YOUR SIGNAL TO GO INTO
IMMEDIATE ACTION!
• Do not take any action that could
ignite the fuel gas. Do not operate
any electrical switches. Do not pull any