Table Of Contents; General Safety Instructions; Specifications - Mr. Heater BIG Buddy MH18B Operating Instructions And Owner's Manual

WARNING:
Every time hose or tank is connected to unit, connec-
tion must be checked for leaks in one or more ways:
Apply soapy water to connection, look for bubbles,
listen for hiss of escaping gas, feel for extreme cold,
smell for rotten egg odor. Do not use if leaking!
WARNING:
Any changes to this heater or its controls can be
dangerous.
WARNING:
Early signs of carbon monoxide poisoning resemble the
flu, with headache, dizziness and/or nausea. If you
have these signs, heater may not be working properly.
Get fresh air at once! Have heater serviced.
CONTENTS
General Safety Instructions ............................................... 3
General Information ......................................................... 4
Operating with Disposable Propane Cylinders ................... 5
Operating With Hose Connected to Remote Cylinder ........ 6
Maintenance .................................................................... 7
Troubleshooting ............................................................... 7
Parts List .......................................................................... 8
Parts Ordering Information ............................................. 10
Service Information ........................................................ 10

SPECIFICATIONS

MODEL NO. ................................................ MH18B
GAS TYPE ............................................. P R O P A N E
INPUT BTU/HR. .................... 4,000 / 9,000 /18,000
CLEARANCE TO COMBUSTIBLES
T O P .................................................................... 30"
F R O N T ............................................................... 24"
S I D E S ....................................................................6"
R E A R..................................................................... 0"
Caution: Some carpets or linoleum surfaces may discolor if
heater is placed directly on these floor coverings.
Mr. Heater | Big Buddy/Tough Buddy
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
product contain carbon monoxide, a chemical known to
the State of California to cause cancer and birth defects
(or other reproductive harm).

GENERAL SAFETY INSTRUCTIONS

THIS IS A HEATING APPLIANCE. DO NOT OPERATE
THIS APPLIANCE WITHOUT THE FRONT WIRE
GUARD INSTALLED
•
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 18 square inches
(example 4 1 / " x 4
4
equate 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 TO HEATER TANK SWIVEL(S), DO
NOT REGULATE OR REDUCE PROPANE TANK SUPPLY
PRESSURE TO HEATER.
•
WARNING: ANY HOSE CONNECTION TO A
QUICK DISCONNECT FITTING ON HEATER
MUST BE REGULATED TO 11" W.C. PRESSURE
•
REGULATOR IN HEATER MUST ALWAYS BE IN PLACE
DURING OPERATION.
3
Operating Instructions and Owner's Manual
1 / " opening) minimum for ad-
4
05/06 78438CAL Rev. L1