Sea-doo GTX Limited iS 255 2009, Shop Manual

Page: 142 / 555

Section 02 ENGINE
Subsection 09 (COOLING SYSTEM)
smo2009-002-137_a
1. Level between marks when engine is cold
Do not install pressure cap at this time.
Start engine and let run for a maximum of 2 min-
utes. Stop engine and wait 15 minutes to cool
down. Refill tank as necessary.
NOTE: Properly cool exhaust system by installing
a garden hose. Refer to
EXHAUST SYSTEM
sub-
section.
Repeat this run-stop cycle 2 - 3 times until ther-
mostat opens and stop engine.
smr2009-024-003_a
1. This hose becomes hot when thermostat opens
Last, refill expansion tank and install pressure cap.
When engine has completely cooled down,
recheck coolant level coolant tank and top up if
necessary.
INSPECTION
COOLING SYSTEM LEAK TEST
WARNING
To avoid potential burns, do not remove the
expansion tank cap or loosen the ride plate
drain plug if the engine is hot.
Remove the deck extension. Refer to
BODY
sub-
section.
Install the
TEST CAP (P/N 529 035 991)
on the
coolant expansion tank.
529035991
NOTE: It is not necessary to install a hose pincher
on overflow hose.
Connect the
VACUUM/PRESSURE PUMP (P/N 529
021 800)
to test cap and pressurize system
through coolant expansion tank to 90 kPa (13 PSI).
smr2009-024-103_a
1. Vacuum/pressure pump
2. Test cap
Check all hoses, ride plate, engine and oil cooler
for coolant leaks. Spray a soap/water solution and
look for air bubbles.
Check the leak indicator hole if there is oil or
coolant. If so, replace appropriate water pump
shaft seal.
smr2009-024
119