IMPORTANT: Read and understand this manual before assembling, starting or servicingheater. Improper use of heater can cause serious injury. Keep this manual for future reference.Heater Sizes:125,000 170,000 and 200,000 Btu/HrKerosene/Diesel Heater with Built-in ThermostatPORTABLE FORCEDAIR HEATERSOWNER’S MANUALTABLE OF CONTENTSSAFETY INFORMATION ............................................................ 2PRODUCT IDENTIFICATION ..................................................... 3UNPACKING ............................................................................... 3FUELS ......................................................................................... 3VENTILATION ............................................................................. 3THEORY OF OPERATION ......................................................... 4ASSEMBLY ................................................................................. 4OPERATION ............................................................................... 5OPERATION WITH PORTABLE GENERATOR .......................... 5STORING, TRANSPORTING, OR SHIPPING ............................ 5PREVENTATIVE MAINTENANCE SCHEDULE ......................... 6TROUBLESHOOTING ................................................................ 7SERVICE PROCEDURES .......................................................... 8SPECIFICATIONS .................................................................... 13ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST ....... 14WHEELS AND HANDLE ........................................................... 18TECHNICAL SERVICE ............................................................. 19REPLACEMENT PARTS .......................................................... 19WIRING DIAGRAM ................................................................... 19ACCESSORIES ........................................................................ 19OWNER’S REGISTRATION CARD .......................................... 21WARRANTY AND REPAIR SERVICE ........................ Back Cover®Save this manual for future reference.Save this manual for future reference.For more information, visit www.desatech.comFor more information, visit www.desatech.comFill In For Your RecordsModel No. ___________________(Located on side panel)Serial No. ___________________(Located on fuel tank)Date of Purchase: ______________TM