Heater Parts XL-3 ™ Oil Fired Heater (Discontinued, Mfg. 1999–2007) Key No. Part No. Description Model No. Key No. 3000 5 R0318800 Thermostat All All 6 R0010700 Thermostat Knob All 7 R0349100 Thermostat Control Box All OIL BURNER SYSTEM 1 2 3 4 R0389702 R0389800 Oil Burner Assy Oil Filter with Cartridge Oil Filter Cartridge All R0390002 3 / 8 " All 2015 Zodiac Pool Systems, Inc. Product Catalog Description Model No. ELECTRICAL SYSTEM R0389900 Oil Line, Pump to Filter Part No. Continued on next page. 133