Section 03 ENGINE SYSTEM
Subsection 04 (EXHAUST SYSTEM)
F18D0LA
TYPICAL
Inspection
Inspect exhaust manifold condition paying atten-
tion for cracks or other damage. Check contact
surfaces and hose. Replace any defective part.
Inspect plane surfaces for warpage. Small defor-
mation can be corrected by grinding surface with
a fine sand paper. Install sand paper on a surface
plate and rub part against oiled sand paper.
Clean all metal components in a solvent.
Installation
Installation is essentially the reverse of removal
procedures. However, pay particular attention to
the following.
NOTE: There is no gasket between cylinder block
and exhaust manifold.
Apply Loctite 518 (P/N 293 800 038) on threads of
screws.
To help holding the manifold while installing
screws, first insert the exhaust manifold into the
exhaust pipe no. 1 then, install the upper front
screw. Continue with the remaining screws.
Torquescrewsto10N•m(89lbf•in) as per follow-
ing illustrated sequence. Repeat the procedure,
torquing screws again to 10 N•m(89lbf•in).
R1503motr152A
7 5 1 3 9 11
8 6 4 2 10 12
After installation, ensure there is no coolant or ex-
haust gas leak when the engine is running. Test
run the engine while supplying water to the flush-
ing connector.
CAUTION: Never run engine without supplying
water to the exhaust cooling system when wa-
tercraft is out of water.
MUFFLER
Removal
Remove the exhaust pipe no. 1. See above.
Disconnect the temperature sensor connector.
Disconnect the inlet hose no. 8 then pull muffler
no. 4 outofvehicle.
Inspection
Inspect parts condition paying attention for cracks
or other damage. Check hoses. Replace any de-
fective part.
Installation
Installation is the reverse of the removal proce-
dures.
After installation, ensure there is no coolant or ex-
haust gas leak when the engine is running. Test
run the engine while supplying water to the flush-
ing connector.
CAUTION: Never run engine without supplying
water to the exhaust cooling system when wa-
tercraft is out of water.
smr2005-009 55
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