Section 02 ENGINE
Subsection 04 (COOLING SYSTEM - VEHICLE)
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1. Level between marks when engine is cold
Do not install pressure cap at this time.
Link a garden hose to the hose adapter at the back
of the watercraft. Refer to
FLUSHING THE EX-
HAUST SYSTEM
in the
EXHAUST SYSTEM
sub-
section.
NOTICE
Never run engine without supplying
water to the exhaust system.
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.
NOTICE
Never run engine longer than 2 min-
utes. Drive line seal has no cooling when wa-
tercraft is out of water.
Repeat this run-stop cycle 2-3 times until thermo-
stat opens and stop engine.
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1. This h ose becomes hot when thermostat opens
Last
, refill coolant tank and install pressure cap.
When engine has completely cooled down,
recheck coolant level in the coolant tank and top
up if necessary.
INSPECTION
COOLING SYSTEM LEAK TEST
WARNING
To avoid potential burns, do not remove the
coolant tank cap if the engine is hot.
NOTE: This test confirms if there is a leak in the
cooling system, including the engine.
Pressurize cooling system through coolant reser-
voir.
REQUIRED TOOL
TEST CAP (P/N 529 035 991)
VACUUM/PRESSURE PUMP
(P/N 529 021 800)
COOLING SYSTEM LEAK TEST
110 kPa (16
PSI)
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93-013-006_a
TYPICAL
1. Vacuum/pressure p ump
2. Test ca
p
If pressure drops, check all hoses, heat exchanger
and engine for coolant leaks. Spray a soap/water
solution and look for air bubbles.
Check t
he leak indicator hole if there is oil or
coolan
t leaking.
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