Enerco MH42T User Manual
OPERATING INSTRUCTIONS
Model #
AND OWNER’S MANUAL
MH42T
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.
GAS-FIRED INFRA-RED
PORTABLE HEATER
CYLINDER NOT INCLUDED
MODEL MH42T
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 any open flame.
• 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.
This is an unvented gas-fired portable heater. It uses air (oxygen) from the area in which it is used.
Adequate combustion and ventilation air must be provided. Refer to page 3.
06/03 Revision L1 #73744MR. 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
USING 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
GENERAL INFORMATION .............................................................. 4
ODOR FADE WARNING ................................................................. 4
FOR SAFE OPERATION .................................................................. 4
VENTILATION................................................................................ 5
MINIMUM CLEARANCE FROM COMBUSTIBLE MATERIALS ........... 5
ASSEMBLY PROCEDURE ................................................................ 5
LIGHTING INSTRUCTIONS............................................................. 5
REPLACEMENT PARTS LIST ............................................................ 6
SHUT DOWN AND STORAGE ........................................................ 7
TROUBLE SHOOTING .................................................................... 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 MH42T is 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 MOUNTING BRACKET ASSEMBLY IS OUTSIDE THE COLLAR ON
THE BULK TANK. Tighten the black knob against the collar
of tank.
1.4 Check reflector of the heater (See Fig. 1) and the collar
mounting bracket assembly with the three #6-32 x ½ 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 Carefully screw POL nut directly into bulk tank valve fingertight, 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 (HD-5) and marked in accordance with specifications for
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.
COLLAR
MOUNTING
BRACKET
LOCKING KNOB
MODEL MH42T
Figure 1
REFLECTOR
HOSE ASSEMBLY
REGULATOR KNOB
TIGHTEN
POL NUT
LP CYLINDER
Operating Instructions and Owner’s ManualMr. Heater | Gas-Fired Infra-Red Portable Heater
3
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