Mr. Heater MH18CH Operating Instructions And Owner'S Manual Download Page 5

Operating Instructions and Owner’s Manual

Portable Propane Cabinet Heater

5

NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!

NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!

NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!

LOCATION

Although this heater incorporates a “tip over” switch, the heater 
and LP-Gas supply cylinder must be located on a hard, flat, 
level surface to minimize the risk of accidental tipping. The LP 
Gas supply cylinder should be adequately restrained to prevent 
accidental tipping. 

DO NOT OPERATE this heater with the 

supply cylinder in any other than the upright position.

This appliance must be installed only in locations where the 
potential for physical damage to the appliance (i.e., due to 
physical contact) is reduced to a minimum.

Use of this heater in a draft/windy area may decrease its 
efficiency. If possible, operate the unit in a draft free area or turn 
the face of the heater away from the draft.

WARNING

NEVER USE A FORK LIFT TRUCK TYPE 
CYLINDER.

The connection of Model MH18CH to an LP-Gas cylinder must 
be made in a well ventilated area using the regulator and hose 
assembly supplied with the appliance. DO NOT attempt to adjust 
this regulator. It has been preset at the factory to provide safe 
and proper operation of the appliance.

IMPORTANT:

 To install the gas cylinder, you must first remove 

the tank mount bracket (ref.# 9 in parts list) located inside heater 
housing. After placing cylinder onto the base tank support, 
reinstall the bracket to secure the cylinder.

The heater must be located at least six feet away from any LP-Gas 
cylinder and must not be directed toward any LP-Gas cylinder 
within 20 feet. If more than one heater is used, they and the 
supply cylinders must be separated by at least 20 feet.

The gas supply must be turned off at the LP-Gas supply cylinder 
when the heater is not in use.

When the heater is to be stored indoors, the connection between 
the LP-Gas supply cylinder and the heater must be disconnected 
and the cylinder removed from the heater and stored in 
accordance with Chapter 5 of the Standard for the Storage and 
Handling of Liquefied Petroleum Gases, ANSI/NF-PA 58 (U.S.), OR 
CAN/CGA B149.2 (Canada). Never store LP tanks indoors.

Piping must be clean and free from scale or burr.

Before attempting to ignite the appliance, all gas fittings and 
connections must be thoroughly checked for gas leaks. Apply a 
small amount of a mild soap and water solution to all fittings and 
connections and observe for escaping bubbles. If any leaks are 
detected, shut off the gas supply to the appliance immediately. 
Wait a minimum of five minutes, repair the leak(s) and retest for 
leakage. Dry all fittings and connections after leak testing.

WARNING 

NEVER USE A FLAME FOR GAS LEAK TESTING.

OPERATING INSTRUCTIONS

WARNING: 

IF YOU DO NOT FOLLOW 

THESE INSTRUCTION EXACTLY, A FIRE 
OR EXPLOSION MAY RESULT CAUSING 
PROPERTY DAMAGE, PERSONAL 
INJURY, OR LOSS OF LIFE.

CAUTION

THIS APPLIANCE IS HOT DURING 
NORMAL OPERATION. AVOID 
PHYSICAL CONTACT.

CAUTION

DO NOT PLACE CLOTHING OR 
OTHER COMBUSTIBLE MATERIALS 
ON THIS APPLIANCE.

DO NOT operate this heater if any part has been under 
water. Call a qualified service technician to inspect the 
appliance and to 

replace any part of the control system or gas 

control valve which has been under water.

This appliance must be installed and operated only in locations 
where the potential for physical damage to the appliance is 
reduced to a minimum. The owner/operator of this appliance 
must ensure that precautions are taken to protect the appliance 
from physical damage.

ODOR FADING - NO ODOR DETECTED

• Some people cannot smell well. Some people cannot

smell the odor of the man-made chemical added to
propane (LP) or natural gas. You must determine if you
can smell the odorant in these fuel gases.

• Learn to recognize the odor of propane (LP) gas and

natural gas. Local propane (LP) gas dealers will be more
than happy to give you a scratch and sniff pamphlet.
Use it to become familiar with the fuel gas odor.

• Smoking can decrease your ability to smell. Being

around an odor for a period of time can affect your
sensitivity to that particular odor. Odors present in
animal confinement buildings can mask fuel gas odor.

The odorant in propane (LP) gas and natural gas
is colorless and the intensity of its odor can fade
under some circumstances.

• If there is an underground leak, the movement of gas

through the soil can filter the odorant.

• Propane (LP) gas odor may differ in intensity at different

levels. Since Propane (LP) gas is heavier than air, there 
may be more odor at lower levels.

• Always be sensitive to the slightest gas odor. 

If you

continue to detect any gas odor, no matter how small,
treat it as a serious leak. Immediately go into action as
discussed previously.

Summary of Contents for MH18CH

Page 1: ...INSTRUCTION MANUALS LABELS ETC CONTACT THE MANUFACTURER WARNING FIRE BURN INHALATION AND EXPLOSION HAZARD KEEP SOLID COMBUSTIBLES SUCH AS BUILDING MATERIALS PAPER OR CARDBOARD A SAFE DISTANCE AWAY FRO...

Page 2: ...a MIN 5 psi 34 5 kPa MANIFOLD PRESSURE 11 W C VENTILATION WARNING THIS APPLIANCE IS UNVENTED AND MUST BE USED ONLY IN A WELL VENTILATED AREA The flow of combustion and ventilation air must not be obst...

Page 3: ...he nameplate B Each heater is equipped with a 100 safety shutoff push button valve which will automatically stop the flow of gas in the event the heater fails to operate for any reason A tip over swit...

Page 4: ...the base tank support 2 Align the Base Tank Support tabs 2 with the open slots 2 on the bottom of the heater along with aligning the bottom heater tabs 2 with the open slots 2 on the base tank suppor...

Page 5: ...gnite the appliance all gas fittings and connections must be thoroughly checked for gas leaks Apply a small amount of a mild soap and water solution to all fittings and connections and observe for esc...

Page 6: ...heater including hose and regulator assembly must be inspected before each use If the hose for Model MH18CH shows evidence of excessive abrasion or wear or if the hose is cut it must be replaced prior...

Page 7: ...tally knocked over When and if the heater is knocked over simply stand heater up wait 5 minutes and relight REPLACEMENT PARTS LIST ITEM NO PART NUMBER DESCRIPTION 1 27510 PANEL FRONT MH18CH 2 27511 PA...

Page 8: ...TTENDED WHILE BURNING Portable Propane Caninet Heater Model MH18CH IF SERVICE IS REQUIRED PLEASE DO NOT RETURN THIS APPLIANCE TO YOUR STORE For information regarding service please call our Toll Free...

Page 9: ...levels of CO CO2 and NO2 existing at the construction site at the minimum at the start of the shift and after 4 hours Provide ventilation air exchange either natural or mechanical as required to maint...

Page 10: ...semblies controls etc furnished by Enerco Group Inc will carry a one 1 year warranty on the applicable warranties of the suppliers The sole responsibility of Enerco Group Inc under this warranty shall...

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