QP3TH TRASH PUMP • OPERATION AND PARTS MANUAL — REV. #9 (02/20/18) — PAGE 25
MAINTENANCE (ENGINE)
SPARK ARRESTER CLEANING
Clean the spark arrester every 6 months or 100 hours.
1. Remove the 4 mm screw (3) from the exhaust deflector,
then remove the deflector. See Figure 23.
2. Remove the 5 mm screw (4) from the muffler protector,
then remove the muffler protector.
3. Remove the 4 mm screw from the spark arrester, then
remove the spark arrester.
Figure 23. Spark Arrester Removal
SCREW
5 MM
SCREW
MUFFLER
PROTECTOR
5 MM
SCREW
SPARK
ARRESTER
4 MM
4. Carefully remove carbon deposits from the spark
arrester screen (Figure 24) with a wire brush.
Figure 24. Cleaning The Spark Arrester
5. If the spark arrester is damaged and has breaks or
holes, replace with a new one.
6. Reinstall the spark arrester and muffler protector in
reverse order of disassembly.
SPARK ARRESTER
SCREEN
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