10
S E R V I C E
M A N U A L
L A S E R H E A T I N G S Y S T E M S
Routine Maintenance
Section 2
ACTIVITY
MATERIAL
REMARKS
Inspect the burner ring, and the flame
sensor.
(at least every year)
Clean all carbon deposits. Replace if
excessively warped or cracked.
NOTE: If
the
gasket
is
torn when
components are removed, the
gasket must be replaced.
Clean the heat chamber and the burner
assembly.
(at least every year)
Brush
,
scrape and vacuum all
carbon deposits from the interior of
the heat chamber and burner air
holes. Clean all carbon on the burner
bottom. Use a small, stiff brush or a
short piece of
soft copper wire to
clean any blocked air holes. Replace
the burner mat, if necessary.
Clean the igniter.
Gently scrape any carbon deposits from
igniter.
WARNING: Be careful when you
remove
the
igniter, it may
be difficult to loosen and
may crack.
Check air
intake pipe, exhaust pipe,
and
blower motor assembly.
(every year)
Replace the air line if it is worn or broken.
Also, clean the exhaust fan if necessary.
Check for carbon build-up on or inside
fuel nozzle.
(every year)
Disconnect the fuel pipe assembly from
the fuel nozzle. Clean inside the nozzle
with the proper sized
drill bit or piece
of straight
wire.
CAUTION: If any obstruction is felt,
remove fuel nozzle before
proceeding.
