Page 3 - SPECIFICATIONS; C L E A R A N C E T O C O M B U S T I B L E S; C O N T E N T S; Do not operate heater in any moving vehicle.; G E N E R A L S A F E T Y I N S T R U C T I O N S
3 Operating Instructions and Owner’s Manual Mr. Heater | Big Buddy/Tough Buddy 05/06 78438CAL Rev. L1 WARNING: Every time hose or tank is connected to unit, connec-tion must be checked for leaks in one or more ways:Apply soapy water to connection, look for bubbles,listen for hiss of escaping gas, fe...
Page 4 - The heater can be used outdoors, but may experi-
4 Mr. Heater | Big Buddy/Tough Buddy Operating Instructions and Owner’s Manual GENERAL INFORMATION: • This heater is safe for indoor use in small recreationalenclosures, having means for providing combustion airand ventilation, such as enclosed porches, cabins, fishinghuts, trailers, tent trailers, ...
Page 5 - If the pilot goes out repeat the lighting procedure.; Always inspect propane cylinder and heater propane
5 Operating Instructions and Owner’s Manual Mr. Heater | Big Buddy/Tough Buddy 05/06 78438CAL Rev. L1 Figure1 Control Knob Fan Switch • Once the pilot has lit, hold the Control Knob down foran additional 30 seconds to heat the thermocouple.After 30 seconds, release the Control Knob and the pilotshou...
Page 6 - Warning
6 Mr. Heater | Big Buddy/Tough Buddy Operating Instructions and Owner’s Manual LIGHTING / OPERATING INSTRUCTIONS FORUSE WITH HOSE(S) CONNECTED TO AREMOTE CYLINDER, MAXIMUM SIZE 20 LBS: • WARNING: ANY HOSE CONNECTION TO A QUICK DISCONNECT FITTING ON HEATER MUST BE REGULATEDTO 11” W.C. PRESSURE • This...
Page 7 - TROUBLESHOOTING INFORMATION:
7 Operating Instructions and Owner’s Manual Mr. Heater | Big Buddy/Tough Buddy 05/06 78438CAL Rev. L1 MAINTENANCE: Always keep the heater area clear and free from combustiblematerials, gasoline and other flammable vapors and liquids.Keep the vent areas (slots in the bottom and the top at the frontof...
Page 8 - SEE BACK PAGE FOR PARTS ORDERING INFORMATION; DESCRIPTION; Big Buddy; ACCESSORIES
8 Mr. Heater | Big Buddy/Tough Buddy Operating Instructions and Owner’s Manual F271802 - 12 ft. PROPANE HOSE ASSEMBLY w/quick disconnect fittings and 3/8” female flare fitting F271803 - 12 ft. PROPANE HOSE ASSEMBLY w/quick disconnect fittings and 11” W.C. regulator w/Acme nut. The following hose ass...
Page 9 - Mr. Heater • Big Buddy • Tough Buddy • Model # MH18B
9 Operating Instructions and Owner’s Manual Mr. Heater | Big Buddy/Tough Buddy 05/06 78438CAL Rev. L1 10 1 2 3 4 5 6 7 8 9 23 24 25 32 29 28 31 27 26 20 17 18 19 13 15 16 22 11 12 14 34 33 21 35 36 37 Mr. Heater • Big Buddy • Tough Buddy • Model # MH18B
Page 10 - PARTS ORDERING INFORMATION:; Accessories may be purchased at any Mr. Heater local dealer or; FOR INFORMATION REGARDING SERVICE
10 Mr. Heater | Big Buddy/Tough Buddy Operating Instructions and Owner’s Manual Enerco Group, Inc. reserves the right to make changes at any time, without notice orobligation, in colors, specifications, accessories, materials and models. OPERATING INSTRUCTIONSAND OWNER’S MANUAL MH18B Model # ENERCO ...