ASSEMBLY PROCEDURE

A.Make sure the regulator knob on the heater is ”off” by turning knob clockwise to the “OFF” position.

B.Screw disposable cylinder hand tight into the Inlet tapping of the regulator. Make sure gas cylinder is in upward position.

C.Firmly place disposable cylinder into plastic stand. (See Fig. 2.)

D.Tighten knurled lock nut.

LIGHTING INSTRUCTIONS

A.Before attempting to light the heater, check all fittings and connections with a soap solution. NEVER USE A MATCH TO CHECK FOR LEAKS. Should a gas leak occur, do not attempt to repair or use heater. Return the heater to your dealer or the address given on the last page.

B.Turn the heater’s “Hi-Med-Lo-Off” regulator knob to “Med” (counterclockwise).

C.To light heater, place a lit match across the mesh screen where you see “light here” on reflector. (See Fig. 5 and Fig. 6). THEN push in valve button on Safety Shutoff Valve. After the heater is lit, continue to hold valve but- ton in for 30 seconds, then release the button slowly.

Reset Button

Figure 5

Stock No. F242200

NOTE: WHEN LIGHTING BURNER WITH A MATCH OR TAPER, LIGHT AT SCREEN. (NOT AT ORIFICE)

CAUTION: DO NOT PUSH IN VALVE BUTTON BEFORE INSERTING LIT MATCH. NEVER use a spark lighter to light heater.

D.If burner does not light within 30 seconds, turn the heater’s regulator knob to “off” (clockwise) and allow at least five minutes for gas to dissipate before attempting to relight.

E.NOTE: Should the orifice become clogged as indicated by low volume of gas when operating on “Hi” with a full cylinder, or should the heater fail to operate properly for any reason, return the heater to the dealer or the address given on the last page for repair or replacement.

DO NOT ATTEMPT TO REPAIR OR TAMPER WITH THE HEATER.

F.Adjust heat output by turning knob to desired position.

SHUTDOWN AND STORAGE

INSTRUCTIONS

A.When shutting off the heater, turn the regulator knob on the heater to “OFF” (clockwise). (See Fig. 5).

B.CAUTION: After turning unit off, heater will remain extremely hot. Allow at least 15 minutes for cooling before handling and storing.

C.HEATER STORAGE: Always remove the propane cylinder from the heater when not in use. Always store propane cylinders in a cool, well ventilated place away from any flame or heat and in a location not used for habitation. DO NOT STORE PROPANE TANK WITHIN 60 FEET OF OPEN FLAME OR HEAT.

D.See Figure 6 for spare parts list.

E6

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Mr. Heater MH15 operating instructions Assembly Procedure, Lighting Instructions, Shutdown and Storage Instructions
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MH15 specifications

The Mr. Heater MH15 is a portable propane heater that boasts a reputation for its reliability and efficiency in heating small to medium-sized spaces. Designed for both residential and commercial use, the MH15 is an ideal choice for workshops, garages, and outdoor events, making it a versatile heating solution for a variety of situations.

One of the standout features of the Mr. Heater MH15 is its powerful heating capability. With an impressive output of up to 15,000 BTUs (British Thermal Units), it can effectively warm up spaces of up to 400 square feet. This makes it suitable for a range of environments, including construction sites and outdoor gatherings where conventional heating solutions may not be feasible.

The MH15 is equipped with an adjustable heat output setting that allows users to customize the temperature according to their needs. This feature not only offers comfort but also enhances energy efficiency, enabling users to conserve fuel while still achieving the desired warmth. The heater also utilizes a standard 20-pound propane cylinder, making fuel replacement straightforward and convenient.

Safety is a key consideration in the design of the Mr. Heater MH15. It incorporates several essential features, including a tip-over safety shut-off system. This automatic shut-off activates if the heater is accidentally knocked over, minimizing the risk of fire hazards. Additionally, it includes a built-in oxygen depletion sensor that ensures the unit operates safely in enclosed spaces by shutting down if oxygen levels fall to dangerous levels.

Portability is another significant characteristic of the MH15. It features a compact design and is equipped with a carry handle, making it easy to transport from one location to another. Weighing around 11 pounds, it is lightweight, allowing for hassle-free mobility for users on the go.

Another remarkable aspect of the Mr. Heater MH15 is its versatility in fuel compatibility. While it primarily operates on liquid propane, it can be adapted for use with natural gas, further expanding its usability and convenience.

Overall, the Mr. Heater MH15 combines performance, safety, and portability, making it an excellent choice for anyone in need of a dependable heating solution. Whether for indoor or outdoor use, the MH15 stands out with its practical features and robust construction, ensuring warmth and comfort in any setting.
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