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Installation and Maintenance Manual

 

Please retain this manual for future reference.

342 N. Co. Rd. 400 East  

Valparaiso, IN 46383 

219-464-8818 • Fax 219-462-7985 

www.heatwagon.com

Revision 4-22

For your safety: Do not use this heater in 

a space where gasoline or other liquids 

having flammable vapors are stored.

Construction 

Heater

VG500 

Summary of Contents for VG500

Page 1: ...or future reference 342 N Co Rd 400 East Valparaiso IN 46383 219 464 8818 Fax 219 462 7985 www heatwagon com Revision 4 22 For your safety Do not use this heater in a space where gasoline or other liquids having flammable vapors are stored Construction Heater VG500 ...

Page 2: ...H YOUR LOCAL FIRE SAFETY AUTHORITY IF YOU HAVE QUESTIONS ABOUT LOCAL REGULATIONS Other standards govern the use of fuel gases and heat producing products in specific applica tions Your local authority can advise you about these FOR YOUR SAFETY DO NOT USE THIS HEATER IN A SPACE WHERE GASOLINE OR OTHER LIQ UIDS HAVING FLAMMABLE VAPORS ARE STORED OR USED CONSTRUCTION HEATER GENERAL HAZARD WARNING Fai...

Page 3: ... Components are guaranteed to the extent of the component manufacturer s warranty LIMITATIONS Warranty claims for service parts wear parts such as spark plugs igniters and flame rods will not be allowed Diagnostic parts such as voltage meters and pressure gauges are not warrantable Evidence of improper fuel usage fuel pressures outside of manufacturer s specification poor fuel quality improper ele...

Page 4: ...objects into the unit Do not expose the unit to direct water jets All electric cables outside the unit are to be protected against damage Always disconnect the unit from power supply and turn off the gas supply when maintenance or service is being performed IF NOT OPERATED WITHIN GUIDELINES OF THESE OPERATING INSTRUCTIONS MANUFACTURER WILL NOT BE HELD RESPONSIBLE AND WARRANTY WILL BECOME VOID 4 SP...

Page 5: ...e air outlet is obstructed FUEL SUPPLY This heater is shipped as either natural gas or vapor propane Check for proper burner manifold pressure Natural Gas 6 1 W C Vapor Propane 3 6 W C Be certain to use adequate hose or pipe size to ensure proper volume and pressure See Chart Below For supply pressures greater than 1 2psi A regulator must be installed on the heater to ensure that the pressure to t...

Page 6: ...ric cable extensions must be connected based on the unit capacity and cable length Confirm voltage at heater connection 105V min to ensure proper operation EXHAUST FLUE PIPE The unit is to be connected to a flue pipe with adequate draft to ensure the proper start and operation of the unit Refer to page 19 The flue pipe is to be made of non combustible material and clearances from combustible mater...

Page 7: ... is not possible in this mode DUCTING Warm Air Minimum clearance from combustible materials is 4 inches Use steel ducting or fabric ducting capable of withstanding maximum temperature of 300ºF Maximum length of duct 200 straight Duct diameter 21 Make sure that the duct is safely and properly fastened to the outlet Avoid sharp bends and corners to ensure maximum air flow and avoid back pressure hea...

Page 8: ... aggressive cleaning agents which are harmful or environmentally unfriendly when cleaning the unit Do not use water jet when cleaning the unit Pressurized air may be used for maintenance Be careful not to damage the fan blower wheel with too much pressure Check whether the unit is free from mechanical damage replace faulty parts as necessary Check fan blower wheel of the fan at regular intervals a...

Page 9: ... combustion chamber and exchanger tube with brush Vacuum all loose ash and soot Close all cleaning flanges carefully to avoid damage to gasket material Disassembling of burner 1 Disassemble four tightening bolts on the combustion chamber flange and remove burner s mounting flange Take care not to damage the flange seal 2 Pull out the burner Take care not to damage the burner head and power cable C...

Page 10: ...en between terminal 6 and the 1 terminal on the burner If there is power on terminal C and not on terminal 1 replace the burner switch Use a low pressure gauge 0 15 inches of water column with a 1 8 NPT inlet Install gauge in the pressure tap port located on the output side of the gas valve Run the heater Adjust the pressure by turning the pressure adjusting screw located on the input side top of ...

Page 11: ...r purge procedure see fuel supply installation Remove flue pipe and use a flashlight to inspect the inside of the heat exchanger The access panel is located on the flue pipe end of the heat exchanger Clean the inside of the heat exchanger Use a low pressure gauge 0 15 inches of water column with 1 8 NPT inlet Install gauge in the pressure tap port located on the output side of the gas valve Run th...

Page 12: ...f the thermostat wait 50 sec to reset the control Rough setting at 3 or 1 2 open Minor adjustments from the rough settings can be made to achieve a smooth sounding burner with no soot from the flue pipe Clean the burner blower wheel with a small brush Refer to the flue pipe chart in this manual Check flue for restriction Use a low pressure gauge 0 15 inches of water column with 1 8 NPT inlet Insta...

Page 13: ...2 W C Check with low pressure gauge 0 15 inches of water column On the main ternimal block check for 120 volts between terminals 6 and the C terminal on the burner switch when the 3 position switch is in the Heat position Then between terminal 6 and the 1 terminal on the burner switch If there is power on the C terminal and not at the 1 terminal replace the switch Turn the 3 position main switch t...

Page 14: ... pipe sizing charts in the Heat Wagon Engineering Guide Heater requires 9 14 W C inlet pressure Use a low pressure gauge 0 15 inches of water column with 1 8 NPT inlet Install gauge in the pressure tap port located on the output side of the gas valve Run the heater Adjust the pressure by turning the pressure adjusting screw located on the input side top of the gas valve until the gauge reads 3 6 W...

Page 15: ...1094148035 SUPPORT PANEL 5 PANNELLO FBR40236 BURNER PANEL 6 D001806011 INSPECTION GLASS 7 BURNER 8 MANT HELM120 HANDLE 9 PANNELLO RBR40220 BURNER COVER 10 PANEST FIN14536 FRONT LOWER PANEL 11 1094096135 AIR OUTLET PANEL 12 CAMERHE 145 HEAT EXCHANGER ASMY 13 PANEST SAN14536 UPPER FRONT PANEL 14 PANEST LSX14336 LEFT SIDE PANEL 15 PANEST SPO14536 UPPER REAR PANEL 16 1051001735 GASKET 17 1094018435 IN...

Page 16: ...16 Burner Parts List ...

Page 17: ...17 Burner Parts List ...

Page 18: ...Piping Connections Cartridge Assembly 18 ...

Page 19: ...19 240 Volt 1 PH ...

Page 20: ... 1000 16 281 458 685 950 10 0 450 720 1060 1450 2 355 560 850 1130 10 330 525 795 1080 20 300 486 735 1030 15 0 525 840 1240 1720 2 414 675 985 1350 15 373 610 905 1250 30 328 553 845 1180 20 0 575 930 1350 1900 2 470 755 1100 1520 10 443 710 1045 1460 20 410 665 990 1390 30 380 626 945 1270 30 0 650 1060 1550 2170 2 535 865 1310 1800 20 473 784 1185 1650 40 415 705 1075 1520 VENT DIAMETER D INCHE...

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