Indirect construction heater 800,000 btu/h (38 pages)
Summary of Contents for Sure Flame SL11B
Page 1
SL11B & S1500 CONSTRUCTION HEATERS October 14, 2003 SERVICE AND MAINTENANCE MANUAL No. 934-6644 PLEASE RETAIN FOR FUTURE REFERENCE PRODUCTS A DIVISION OF HAUL-ALL EQUIPMENT LTD. LETHBRIDGE, ALBERTA...
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WARNING Not for home or recreational vehicle use SL11B & S1500 Manual 934-6644 - Page 3...
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Your local authority can advise you about these. FOR YOUR SAFETY DO NOT USE THIS HEATER IN A SPACE WHERE GASOLINE OR OTHER LIQUIDS HAVING FLAMMABLE VAPOURS ARE STORED OR USED. SL11B & S1500 Manual 934-6644 - Page 4...
(Minimum inlet pressure is for purpose of input adjustment) Gas Supply: S1500 Inlet Pressure Manifold Pressure Max.W.C. Min.W.C. Max.W.C. Min.W.C Propane 14 inch 8 inch 2.7 inch 0.75 inch Natural 14 inch 8 inch 7.2 inch 2.0 inch SL11B & S1500 Manual 934-6644 - Page 6...
INSTALLATION The Sure Flame Models SL11B & S1500 are direct fired gas heaters intended to be used primarily for the temporary heating of buildings under construction, alteration, or repair. Since all the products of combustion are released into the area being heated, it is imperative that adequate ventila- tion be provided.
1/2 psi inlet pressure. The installation of this heater to a natural gas supply must conform with all applicable local codes or, in the absence of local codes, with the CAN/CGA-B149.1 Natural Gas Installation Code. SL11B & S1500 Manual 934-6644 - Page 8...
General criteria for the use of construction heaters may be found in the applicable sections of the National Standard of Canada Propane Installa- tion Code CAN/CGA-B149.2. THE INSTALLATION AND MAINTENANCE OF THE HEATER MUST BE ACCOMPLISHED BY A QUALIFIED SERVICE PERSON. SL11B & S1500 Manual 934-6644 - Page 9...
Usually a result of supply pressure being too high because of improper or lack of regulation. 5 DIRTY GAS SUPPLY Dirty gas can cause strainers to plug or form a build-up in the burner orifice. SL11B & S1500 Manual 934-6644 - Page 10...
SAFETY FEATURES Servicing of Sure Flame Construction Heaters normally involves one of several built-in safety features. The Models SL11B & S1500 incorporate devices to detect the following: 1 LOSS OF FLAME Gas supply is shut off if flame is lost to prevent raw gas from leaving the heater.
Sure Flame Heaters are designed to have a low skin temperature. This provides added safety in the workplace. 3 DURABLE CONSTRUCTION The Models SL11B & S1500 use a stainless steel burner for long life and consistent performance. In order to maintain the highly efficient combustion of the Sure Flame Heater, the combustion chamber must remain as manufactured.
Also check that all electrical connections are snug and tight. D MOTOR The electric motor on the SL11B & S1500 Heaters is fitted with sealed bearings and no oiling is required. Keep the motor clean by blowing or wiping off dust or dirt in order to prevent it from over heating.
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First check if either the upstream or down stream airtubes are plugged. b) If both are free then check alignment ( tubes must be positioned parallel to the direction of airflow ). SL11B & S1500 Manual 934-6644 - Page 14...
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If there is no power at the high flame side of the 2 stage regulator then the thermostat is faulty. c) If there is power at the high flame side of the 2 stage regulator then the valve is faulty. SL11B & S1500 Manual 934-6644 - Page 15...
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