Maintenance
GPi 3200 / 4300
44
wc_tx001240gb.fm
3.7
Cleaning the Spark Arrester
When
Clean the spark arrester after every 100 hours of operation.
Prerequisite
Engine is stopped and cool to the touch
Description
The spark arrester is a cylindrical metal element fastened inside the exhaust outlet.
If the spark arrester is not cleaned regularly, it will become clogged with carbon
deposits and impair engine performance.
Engine exhaust gases will not flow.
Engine output will be reduced.
More fuel will be consumed.
Starting will become difficult.
Procedure
Follow the procedure below to clean the spark arrester.
1. Remove the four flange bolts
from the rear cover
(s)
, and remove the rear cover.
2. Remove the nut
(r2)
and screw
(r3)
from the tail screen cover
(r4)
, and remove
the tail screen cover.
3. Remove the tail screen
(r5)
and spark arrester
(r)
from the exhaust outlet
(q)
.
4. Use a stiff brush to remove carbon deposits from the spark arrester screen.
NOTICE:
Avoid damaging the spark arrester screen during the cleaning process.
5. Inspect the spark arrester screen for holes or cracks. If the screen is damaged,
replace it.
6. Re-insert the spark arrester screen into the exhaust outlet.
7. Re-install the tail screen and tail screen cover, and fasten with the nut and
screw.
8. Replace the rear cover and re-install the flange bolts.
CAUTION
Personal injury hazards. The spark arrester screen is made of stiff metal wire.
Sharp wire ends can puncture or cut skin. Carbon dust can get into eyes.
f
Wear protective gloves and eye protection when cleaning the spark arrester.
wc_gr006679
r
r2
r
r4
r3
r5
q
s
