Mr. Heater Portable Buddy MH9B Operating Instructions And Owner'S Manual Download Page 3

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Operating Instructions and Owner’s Manual

Mr. Heater | Portable Buddy

05/12/06 73432CAL Rev.  L1

GENERAL INFORMATION:

This heater is safe for indoor use in small recre-
ational enclosures, having means for providing
combustion air and ventilation, such as enclosed
porches, cabins, fishing huts, trailers, tent trailers,
tents, truck caps and vans. It may be used in commercial
enclosures, having means for providing combustion air
and ventilation, such as construction trailers or tempo-
rary work enclosures.

Note:

 The heater can be used outdoors, but may experience

nuisance shutoffs due to certain wind conditions.

When the heater is cold or at room temperature, it will
take a few minutes for the burner tile to turn bright
orange. This is normal and the heater is working prop-
erly. If burner tile is visibly flaming, turn heater off and
call a qualified service technician.

When the unit is lit, there should be about a quarter
inch (1/4”) border around the tile that will not turn
bright orange. This is normal.

When operating the heater for the first time, the top
area of the reflector may discolor. This is also
normal and is no reason for concern.

When operating the heater at altitudes over 7,000
FT. above sea level, the unit may not burn as bright
as in lower altitudes. This is normal. At higher
altitudes, the heater may shut-off. If this happens,
provide fresh air, wait 5 minutes and re-light. Due to
local atmospheric conditions heater may not re-light.

Operating time will vary depending on the heater
setting and the supply cylinder size. 3 to 6 hours on
a 1 lb. cylinder. 48 to 110 hours on a 20 lb. cylinder
(based on “HI” and “LO” settings).

When moving heater when lit or bumping heater
setting it down, tip over switch may shut off heater. If
this happens, re-light.

Due to natural operation of small tanks, condensa-
tion may build up on tank and drip on surface under
heater.

Due to high temperatures, the appliance should be
located out of traffic and away from combustible
materials.

Children and adults should be alerted to the hazard
of high surface temperatures and should stay away
to avoid burns or clothing ignition.

Young children should be carefully supervised when
they are near the appliance.

Do not place clothing or other flammable material on
or near the appliance.

Do not operate heater in any moving vehicle.

This heater can only be used in a recreational or
commercial enclosure with a window or roof vent. It
may also be used outdoors.

This heater requires a vent area of 9 square inches
(example 3” x 3” opening) minimum for adequate
ventilation during operation. Do not use other fuel
burning appliances inside.

GAS PRESSURE AT HEATER IS REGULATED
AND FIXED AT 11” W.C. 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.

Any safety screen or guard removed for servicing
the appliance 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 passage-
ways 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.

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

GENERAL SAFETY INSTRUCTIONS

THIS IS A HEATING APPLIANCE. DO NOT OPERATE
THIS APPLIANCE WITHOUT THE FRONT WIRE
GUARD INSTALLED

CAUSE THE HEATER TO TIP OVER. NEVER
OPERATE THE HEATER WHILE SLEEPING!

Summary of Contents for Portable Buddy MH9B

Page 1: ...a fire or explo sion 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 Sh...

Page 2: ...e Have heater ser viced SPECIFICATIONS MODEL NO MH9B GAS TYPE PROPANE INPUT BTU HR 4 000 9 000 CLEARANCE TO COMBUSTIBLES T O P 30 F R O N T 24 S I D E S 6 R E A R 0 WARNING If the recreational or commercial enclosure does not have a window or roof vent DO NOT USE THIS HEATER INSIDE THE STATE OF CALIFORNIA REQUIRES THE FOLLOWING WARNING WARNING Combustion by products produced when using this produc...

Page 3: ...s should be alerted to the hazard of high surface temperatures and should stay away to avoid burns or clothing ignition Young children should be carefully supervised when they are near the appliance Do not place clothing or other flammable material on or near the appliance Do not operate heater in any moving vehicle This heater can only be used in a recreational or commercial enclosure with a wind...

Page 4: ...ons Mr Heater strongly recommends using disposable fuel filter F273699 to trap any oil substances when connected to a remote cylinder that can make heater inoperable Open valve at LP gas supply cylinder Check all hose connections for leaks with soapy water at the threaded connection under the domed plastic cover where the hose connector screws into the regulator and at LP gas supply cylinder SEE W...

Page 5: ...area MAINTENANCE Always keep the heater area clear and free from combustible materials gasoline and other flammable vapors and liquids Keep the vent areas slots in the bottom and the top at the front of heater clear at all times Visually inspect the pilot flame and burner periodically during use The pilot flame should be blue in color not yellow and will extend beyond the thermocouple The flame wi...

Page 6: ...ge air from lines Pilot flame not surrounding thermocouple clean pilot see MAINTENANCE Pilot Assembly defective replace Tip switch wires disconnected connect If Main burner does not ignite CHECK Main burner orifice is blocked clean burner see MAINTENANCE If Heater keeps shutting OFF during normal operation CHECK Pilot is blocked clean pilot see MAINTENANCE Provide minimum fresh air opening of 9 sq...

Page 7: ...7 Operating Instructions and Owner s Manual Mr Heater Portable Buddy 05 12 06 73432CAL Rev L1 Mr Heater Portable Buddy Model MH9B ExplodedBuddy_rev a ai ...

Page 8: ... direct from the factory FOR INFORMATION REGARDING SERVICE Please call Toll Free 800 251 0001 www mrheater com Our office hours are 8 30 AM 5 00 PM EST Monday through Friday Please include the model number date of purchase and description of problem in all communication LIMITED WARRANTY Enerco Group Inc warrants its heaters and accessories to be free from defects in material and workmanship for a ...

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