Indirect construction heater 800,000 btu/h (38 pages)
Summary of Contents for Sure Flame SE405
Page 1
SE405 CONSTRUCTION HEATERS July 29, 2011 Rev: 1.2 No.974-9885 SERVICE AND MAINTENANCE MANUAL PLEASE RETAIN FOR FUTURE REFERENCE PRODUCTS A Division of Haul-All Equipment Ltd. 4115 - 18 Avenue North Lethbridge, Alberta T1H 5G1 www.sureflame.ca...
Page 2
Never use the heater in spaces which do or may contain volatile or airborne combustibles, or products such as gasoline, solvents, paint thinner, dust particles or unknown chemicals. WARNING Not for home or recreational vehicle use Page 2 P/N:974-9885 SE405 Manual Rev. 1.2...
Page 3
HAVE QUESTIONS ABOUT LOCAL REGULATIONS. Other standards govern the use of fuel gases and heat producing products in specific applications. Your local authority can advise you about these. SE405 Manual Rev. 1.2 SE405 Manual Rev. 1.2 P/N:974-9885 P/N:974-9885 Page 3...
INSTALLATION The Sure Flame Model SE405 Construction Heater is a direct fired gas heater 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 ventilation is provided.
3 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 National Fuel Gas Code ANSI Z223.1/NFPA 54. SE405 Manual Rev. 1.2 SE405 Manual Rev. 1.2 P/N:974-9885...
THE INSTALLATION AND MAINTENANCE OF THE HEATER MUST BE ACCOMPLISHED BY A QUALIFIED SERVICE PERSON. FAN OPERATING INSTRUCTIONS 1) Set switch to "FAN" mode. 2) Push "START" button. To stop push the "STOP" button. Page 8 P/N:974-9885 SE405 Manual Rev. 1.2...
PREVENTIVE MAINTENANCE Sure Flame construction heaters are built to withstand the rigours of operating on construction sites, in mining applications, and in a multitude of other locations where heaters are used. To maintain the reliable performance required it is necessary to do a certain amount of regular maintenance.
Burner not grounded Hose diameter too small and/or hose too long, blocked hose Low inlet pressure Gas selector valve set to wrong fuel Second stage regulator set too low Main regulator setting too low Page 10 P/N:974-9885 SE405 Manual Rev. 1.2...
Page 11
Toggle switch failure mode Normal function-when inlet obstructed Air switch failure flame shooting out (High Limit Switch Air switch set to too low a pressure opens) SE405 Manual Rev. 1.2 SE405 Manual Rev. 1.2 P/N:974-9885 P/N:974-9885 Page 11 Page 11...
SE405 Connection Wiring Diagram 24VAC HiLi Spark Plug 14Ga HV Gas Valve B.GND Error V2 (G) R (24) HEAT BLUE Ground BROWN (Call for (24VAC) Heat) Screw Thermostat Plug GREEN 120VAC (GROUND) To CC Transformer SWITCH 24VAC Fuse 2A Rev 1.0 Note:: All wires 18 Ga STR TEW 600Vunless otherwise specified.
SE405 Ladder Wiring Diagram 120V 120/24VAC Fuse Transformer 24VAC Power ON Lamp (Start Button) START (GREEN) Power Relay (24VAC coil) STOP (RED) Power Relay (contacts) HEAT 24VAC Air Pressure Sw. (NO) Valve Power Gas Valve Hi Limit Sw.(NC) Solenoid 24VAC...
LPG - PROPANE FUEL VAPORIZATION RATE The following chart shows the amount of BTU's that various sizes of tanks will produce on the average at specific temperatures and regular atmospheric conditions. Maximum intermittent withdrawal rate (BTU/hr) without tank frosting* Tank Size if lowest outdoor temperature (average for 24 hours) reaches Gallons +40 F.
Need help?
Do you have a question about the SE405 and is the answer not in the manual?
Questions and answers