Desa SB600D, SB350D owner manual Preventative Maintenance Schedule, How Often, How To

HIGH PRESSURE PORTABLE FORCED AIR HEATER 350,000 AND 600,000 BTU/HR

PREVENTATIVE MAINTENANCE SCHEDULE

Item

WARNING: Never service heater while it is plugged in, op- erating, or hot. Severe burns and electrical shock can occur.

How Often How To

Fuel tank	Flush every 150-200 hours of operation or	See Storing, Transporting, or Shipping, page 5
	as needed
Filler neck screen	Check for particles in fuel when filling fuel	Lift out of fuel tank and rinse with clean
	tank. Clean when dirty	kerosene
Fuel filter assembly (Fuel tank)	Clean twice a heating season or replace as	See Fuel Filters, page 12
	needed
Fuel filter lines	Check and tighten loose connections occa-	See Fuel Lines, Page 12
	sionally
Fuel filter (Pump)	Clean fuel filter element every 250 hours	See Fuel Filters, page 12
Spark plug	Clean and regap every 300 hours of opera-	See Spark Plug, page 10
	tion or replace as needed
Fan blades and air deflectors	Clean each season or as needed	See Fan Blades and Air Deflectors, page 10
Air passages around burner head	Check each season for dirt and debris	Remove debris and trash with a clean, soft
		cloth
Motor	Not required, permanently lubricated

6 106029