Muffler - Husqvarna 390XP Workshop Manual

Muffler

7.1 Disassembly
WARNING!
Do not touch the muffler until it has
become cool. Risk of burn injuries.
1. Remove the two lower M5 bolts and the two M6 bolts
on the muffler. See fig. 1
2. Remove the gasket and cooling plate. See fig. 1
3. If the saw is fitted with a spark-arrester, remove it.
See fig. 1.
7.2 Cleaning and inspection
Clean all components and do a check of:
1. That the spark-arrester is intact.
2. That the muffler and muffler mounting are not
cracked or in any way defect.
3. That the gasket is undamaged.
CAUTION!
Replace the gasket if it is damaged. The
gasket has to be fitted correctly against
the muffler.
7.3 Assembly
1. Clean the contact surfaces of the gasket, cooling
plate and cylinder.
2. If the chainsaw is fitted with a spark-arrester, refit it.
See fig 1.
3. Fit the cooling plate, gasket and muffler to the cylin-
der. See fig 1.
4. Tighten the two bolts to the cylinder and tighten the
four bolts.
Retighten the screws after warm running.
16 - English
7 Muffler
Fig. 1
Fig. 9
Fig. 10
stop