Sea-doo GTX Limited iS 255 2009, Shop Manual

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Section 02 ENGINE
Subsection 06 (EXHAUST SYSTEM)
help to clean up sand, salt, shells or other particles
in water jackets (exhaust system, intercooler and
hoses.
Exhaust system flushing should be performed
when the watercraft is not expected to be used
further the same day or when the watercraft is
stored for any extended time.
NOTICE
Failure to flush the system, when
necessary, will severely damage intercooler
and exhaust system. Make sure engine oper-
ates during entire procedure.
WARNING
Perform these operations in a well ventilated
area.
Certain components in the engine
compartment may be very hot. Direct con-
tact may result in skin burn. Do not touch
any electrical part or jet pump area when
engine is running.
WARNING
When operating the engine while the water-
craft is out of the water, the heat exchanger
in the ride plate may become very hot. Avoid
any contact with ride plate as burns may oc-
cur.
Connect a garden hose to connector located at the
rear of watercraft. Do not open water tap yet.
smr2009-021-004_a
1. Water inlet connector
NOTE: The optional
FLUSHING CONNECTOR
ADAPTER (P/N 295 500 473)
can be used with a
quick connect adapter to ease garden hose instal-
lation.
1
F00E05A
2
1. Quick connect adapter
2. Flushing connector adapter
To flush the exhaust system, start the engine then
immediately open the water tap.
NOTICE
Always start the engine before
opening the water tap. Open water tap im-
mediately after engine is started to prevent
overheating. Never run engine without sup-
plying water to the exhaust system when
watercraft is out of water.
Run the engine about 20 seconds at a fast idle
between 4000 - 5000 RPM.
NOTICE
Never run engine longer than 2 min-
utes. Drive line seal has no cooling when wa-
tercraft is out of water.
Ensure water flows out of jet pump while flushing.
Close the water tap, then stop the engine.
NOTICE
Always close the water tap before
stopping the engine.
Disconnect the garden hose.
NOTICE
Remove flushing connector adapter
after operation (if used).
PROCEDURES
MUFFLER
Muffler Removal
WARNING
Certain components in the engine compart-
ment may be very hot. Direct contact may
result in skin burn. Let exhaust system cool
down prior to removing parts.
1. Remove the air intake silencer. Refer to
AIR IN-
TAKE SYSTEM
subsection.
2. Cut locking tie securing water outlet hose (ex-
haust system) and blow-by hose.
3. Disconnect the water outlet hose from the ex-
haust manifold.
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smr2009-021