How Waste Oil Heaters Work A waste oil system is more simple than you may think. Check out the diagram below. SEARCH Search for: SHOPPING CARTRECENTLY VIEWED Lanair Air pre-heater element/cartridge #9549 $179.00 Air filter silencer Element $16.00 Pump Screen and Gasket for ALL Suntec fuel pumps with "A" #9041 $12.00 Complete diaphragm assembly #9858 $119.00 WASTE OIL HEATERSAll Heaters Lanair EnergyLogic Clean Energy Sunfire WASTE OIL PARTSAll Parts Lanair Burner Assembly Pre-Heater Assembly Pump Assembly By-Pass Regulator Metering Pump Assembly Combustion Chamber Tune-up Kits Tank Accessories Clean Burn Omni Reznor Burner & Air Compressor Combustion Chamber Pump Assembly Misc. Parts Tune-up Kits EnergyLogic Tank & Transfer Firelake/Shenandoah Universal Parts Burner Nozzles Flue & Vent Used/Reconditioned Request a Free Quote Name Email Address Phone How can we help you? Submit