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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. MR. HEATER INC., 4560 W. 160TH ST., CLEVELAND, OHIO 44135 • 216-881-5500 OPERATING INSTRUCTIONS AND OWNER’S MANUAL MODEL MH12T Model # MH12T MH12TS MODEL MH12TS...
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 MONOX- IDE POISONING, AND/OR ELECTRICAL SHOCK.
HOOK-UP INFORMATION 1.1 Heater model MH12T and MH12TS are packaged completely. Propane cylinders (tanks) are not included with heater model. 1.2 Remove heater from carton. 1.3 Use only LP gas cylinders constructed for use with propane only (HD-5) and marked in accordance with the specifications for LP gas cylinders of the U.S.
1. GENERAL INFORMATION The Mr. Heater MH12T and the MH12TS are high pressure propane appliances and are designed to be connected to a bulk propane tank. Every unit is tested during manufacturing and shipped fully assembled except for bulk tank.
BTU/HR. RATING NORMAL CLEARANCES TO COMBUSTIBLES OPERATING MODEL FROM C.L. OF PROCEDURE HTR. TO FLOOR SIDES REAR CEILING PROPANE MH12T 14,000 Vertical 24” MH12TS Figure 4 Mr. Heater | Gas-Fired Infra-Red Portable Heater 5. ASSEMBLY PROCEDURE A. Make sure the regulator knob on the heater is “off” by turning knob clockwise to the “OFF”...
Turn the heater’s “Hi-Med-Lo-Off” regulator knob to “Med” (counterclockwise). D. To light MH12T, place a lit match across the mesh screen where you see “light here” on reflector. (See Fig. 5) THEN push in valve button on Safety Shutoff Valve. After the heater is lit, continue to hold valve button in for 30 seconds, then release the button slowly.
Mr. Heater • Gas-Fired Infra-Red Portable Heater • Model #MH12T and #MH12TS NOTE: WHEN LIGHTING BURNER WITH A MATCH OR TAPER, LIGHT AT SCREEN. (NOT AT ORIFICE) REPLACEMENT PARTS LIST FOR HEATER MODELS MH12T AND MH12TS REF.# ITEM# F273116 F273117...
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