www.desatech.com
118997-01B
7
PREVENTATIVE MAINTENANCE SCHEDULE
WARNING: Never service heater while it is plugged in, operating
or hot. Severe burns and electrical shock can occur.
Item
Fuel tank
Filler neck screen
Fuel filter assembly
(Fuel tank)
Fuel filter lines
Fuel filter (In pump or
external canister)
Nozzle
Spark plug
Fan blades and air
deflectors
Air passages around
burner head
Photocell
Motor
How To
See
Storing, Transporting or
Shipping
, page 6.
Lift out of fuel tank and rinse
with clean kerosene.
See
Fuel Filters
, page 14.
See
Fuel Lines
, page 13.
See
Fuel Filters
, page 14.
See
Nozzle
, page 11.
See
Spark Plug
, page 11.
See
Fan Blades and Air Deflec-
tors
, page 11.
Remove debris and trash with
a clean, soft cloth.
Clean photocell face with a soft
cloth. If cell face tends to soot
up, check with your nearest
service station to determine
the cause.
How Often
Flush every 150-200 hours of opera-
tion or as needed.
Check for particles in fuel when filling
fuel tank. Clean when dirty.
Clean twice a heating season or more
often if heater performance indicates
the need. Replace as needed.
Check and tighten loose connections
occasionally.
Clean fuel filter element every 250
hours.
Clean twice a heating season or more
often if heater performance indicates
the need. Replace as needed.
Clean and regap every 300 hours of
operation or replace as needed.
Clean each season or as needed.
Check each season for dirt and
debris.
Clean at least once during heater
season.
Not required, permanently lubricated.
