INTAKE / EXHAUST SYSTEM
7 - 6
Exhaust pipe disassembly
◆ Remove exhaust pipe retaining nut【A】
◆ Removal of exhaust pipe【B】
Inspection
◆ Inspect the muffl er from the outside for cracks, holes
or breakages, which will aff ect the performance and
emission of the engine. Replace any damaged parts.
◆ By shaking the muffl er back and forth, check whether
there are looseness, abnormal sound, debris and
other abnormalities inside the muffl er;；
◆ Check the connection between exhaust pipe and
engine cylinder head for leakage. If so, tighten the
nut or replace the gasket；
◆ Check whether there is leakage at the connection
between the exhaust pipe and the muffler. If so,
tighten the bolt or replace the muffler spring and
sealing sleeve.；
◆ Check the filter screen of spark eliminator【A】
for carbon deposits, clean with appropriate brush if
any, and replace the fi lter screen or gasket if any is
damaged.
Assembly
◆ Assemble in the reverse order as disassembly
sequence
A
A
B
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