OPERATING INSTRUCTIONS
Model #
AND OWNER’S MANUAL
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.
MH24T
MH24TS
GAS-FIRED INFRA-RED
PORTABLE HEATER
CYLINDER NOT INCLUDED
MODEL
MODEL
MH24T
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 appli-
ance.
— WHAT TO DO IF YOU SMELL GAS
• Do not try to light appliance.
• Extinguish an
• Shut off gas to appliance.
— Service must be performed by a qualified service agency.
— DO NOT LEAVE HEATER UNATTENDED OR IN OPERATION WHILE SLEEPING
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.
MH24TS
Adequate combustion and ventilation air must be provided. Refer to page 3.
06/10 Revision L3mh #73603MR. HEATER INC., 4560 W. 160TH ST., CLEVELAND, OHIO 44135 • 216-881-5500
WARNING:
YOUR SAFETY IS IMPORTANT TO YOU AND TO OTHERS,
SO PLEASE READ THESE INSTRUCTIONS BEFORE YOU
OPERATE THIS HEATER.
GENERAL HAZARD WARNING:
FAILURE TO COMPLY WITH THE PRECAUTIONS AND
INSTRUCTIONS PROVIDED WITH THIS HEATER, CAN
RESULT IN DEATH, SERIOUS BODILY INJURY AND
PROPERTY LOSS OR DAMAGE FROM HAZARDS OF FIRE,
EXPLOSION, BURN, ASPHYXIATION, CARBON MONOXIDE POISONING, AND/OR ELECTRICAL SHOCK.
ONLY PERSONS WHO CAN UNDERSTAND AND FOLLOW
THE INSTRUCTIONS SHOULD USE OR SERVICE THIS
HEATER.
IF YOU NEED ASSISTANCE OR HEATER INFORMATION
SUCH AS AN INSTRUCTIONS MANUAL, LABELS, ETC.
CONTACT THE MANUFACTURER.
WARNING:
CARBON MONOXIDE CAN KILL YOU
USING A PORTABLE GAS CAMPING HEATER INSIDE A
TENT, RV, CAMPER, VEHICLE, SHELTER OR OTHER ENCLOSED AREAS CAN PRODUCE DEADLY CARBON MONOXIDE
WARNING:
NOT FOR HOME OR RECREATIONAL VEHICLE USE
WARNING:
FIRE, BURN, INHALATION, AND EXPLOSION HAZARD.
KEEP SOLID COMBUSTIBLES, SUCH AS BUILDING
MATERIALS, PAPER OR CARDBOARD, A SAFE DISTANCE
AWAY FROM THE HEATER AS RECOMMENDED BY THE
INSTRUCTIONS NEVER USE THE HEATER IN SPACES
WHICH DO OR MAY CONTAIN VOLATILE OR AIRBORNE
COMBUSTIBLES, OR PRODUCTS SUCH AS GASOLINE,
SOLVENTS, PAINT THINNER, DUST PARTICLES OR UNKNOWN CHEMICALS.
WARNING:
The State of California requires the following warning:
COMBUSTION BY-PRODUCTS PRODUCED WHEN US-
ING THIS PRODUCT CONTAIN CARBON MONOXIDE,
A CHEMICAL KNOWN TO THE STATE OF CALIFORNIA
TO CAUSE CANCER AND BIRTH DEFECTS (OR OTHER
REPRODUCTIVE HARM).
CONTENTS
WARNINGS .................................................................................... 2
HOOK-UP INFORMATION ............................................................... 3
ODOR FADE WARNING .................................................................. 4
GENERAL INFORMATION ...............................................................4
FOR SAFE OPERATION ...................................................................5
VENTILATION ................................................................................. 5
MINIMUM CLEARANCE FROM COMBUSTIBLE MATERIALS ............. 5
ASSEMBLY PROCEDURE ................................................................5
LIGHTING INSTRUCTIONS ............................................................. 6
SHUTDOWN AND STORAGE INSTRUCTIONS ................................. 6
REPLACEMENT PARTS LIST ............................................................7
WARRANTY ...................................................................................8
INSTRUCTIONS FOR ORDERING PARTS ........................................... 8
Mr. Heater | Gas-Fired Infra-Red Portable Heater Operating Instructions and Owner’s Manual
2
HOOK-UP INFORMATION
1.1 Heater model MH24T and MH24TS are packaged completely
assembled. Propane cylinders are not included with heater
models.
1.2 Remove heater assembly from carton.
1.3 Place the slots of the black collar mounting bracket assembly
onto the collar of the bulk tank (see Fig. 1)
CAUTION:
BE SURE THE LOCKING KNOB ON THE COLLAR MOUNT-
ING BRACKET ASSEMBLY IS OUTSIDE THE COLLAR ON
THE BULK TANK. Tighten the black knob against collar of
tank.
1.4
mounting bracket assembly with the three #6-32x1/2 screws
and #6-32 Keps hex nuts. Be sure screws and nuts are secure
and tight.
1.5 Make sure tank valve is in “OFF” position (clockwise).
1.6 Make sure regulator knob is in “OFF” position by turning knob
clockwise to off.
1.7
turning counterclockwise; then with a 7/8” open end wrench
tighten the POL fitting, hard.
1.8 Always connect the heater to bulk tank in the outdoors or in a
well ventilated area. NEVER connect heater to bulk tank near
an open flame.
1.9 Use only LP-gas cylinders constructed for use with propane only
LP-gas cylinders of the U.S. Department of Transportation (DOT
Spec. 39).
1.10 Read pages 3 and 4 before lighting heater.
WARNING
Never touch heater while in operation to avoid injury.
Move heater by grasping the propane cylinder carefully.
LOCKING
KNOB
MODEL MH24T
REFLECTOR
HOSE ASSEMBLY
REGULATOR
KNOB
POL NUT
LP CYLINDER
TIGHTEN
COLLAR
MOUNTING BRACKET
SPARKLITE IGNITER
SAFETY
SHUT OFF VALVE
TANK VALVE
Figure 1
MODEL MH24TS
Operating Instructions and Owner’s ManualMr. Heater | Gas-Fired Infra-Red Portable Heater
3