WARNING: IMPROPER USE OF THIS HEATER CAN RESULT IN SERIOUS INJURY OR DEATH FROM
BURNS, FIRE, EXPLOSION, ELECTRICAL SHOCK AND /OR CARBON MONOXIDE POISONING.
WARNING: NOT FOR USE WITH DUCTWORK.
IMPORTANT: Read this User's Manual carefully and completely before attempting to operate or service this
heater. Improper use of the heater can cause serious injury or death from fire, explosion and carbon monox-
ide poisoning.
Not every possible circumstance that might involve a hazard can be anticipated. The warnings in this manual
and on tags or decals affixed to the unit are therefore not all-inclusive. If a procedure, work method, or oper-
ating technique not specifically recommended by Mi-T-M is used, you must make sure it is safe for you and
others.
You should also ensure that equipment will not be damaged or made unsafe by the operating or mainte-
nance method you choose. This heater is designed and approved for use as a construction heater under
ANSI Z83.7-2011/CSA 2.14-2011.
IMPORTANT SAFETY INFORMATION
1. Use only the regulator and hose assembly provided with this heater. Inspect the regulator/hose assembly
prior to each use of the heater. If there is excessive abrasion or wear, or if the hose is cut, replace it with
the proper assembly shown in the parts list, prior to using the heater.
2. Children should be kept away.
3. Electrical grounding instructions. This appliance is equipped with a three prong (grounding) plug for your
protection against shock hazard and should be plugged directly into a properly grounded three-prong
receptacle or extension cord.
4. Use only natural gas. Do not attempt to operate on LP gas.
5. Never operate heater while unattended.
6. This heater is equipped with a thermostat. Heater may start at any time.
7. Never move, handle, or service a hot or operating heater. Severe burns may result. You must wait 15 minutes
after turning heater off.
8. To prevent injury, wear gloves when handling heater.
9. Do not alter heater. Keep heater in its original state.
10. Do not use heater if altered.
11. Turn off natural gas supply to heater and unplug when not in use.
12. Use only original replacement parts. This heater must use design-specific parts. Do not substitute or use
generic parts. Improper replacement parts could cause serious or fatal injuries.
NEVER LEAVE HEATER UNATTENDED WHILE BURNING, CONNECTED TO A POWER SOURCE,
OR WHILE CONNECTED TO A FUEL SOURCE.
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GENERAL SAFETY INFORMATION
Natural Gas Portable Heater Manual