Shaft: Check to be sure there is no oxidation.
Check that the impeller is in perfect condition.
Ceramic seal: Check that the ceramic seals are not
worn, cracked or scored. Check that the two rub-
ber seals are in perfect condition. Check the thrust
spring.
Bearings: Check that they do not have irregular
plays or are noisy.
Entrainment joint: Check that there is no abnormal
wear on the seat for the oil seal seat and on the
slots for the entrainment spring.
Heat the flywheel cover using the heat gun
N.B.
IF THE JOB IS PERFORMED WITH THE STATOR MOUN-
TED, HEAT FROM THE EXTERNAL SIDE OF THE COVER.
Specific tooling
020151Y Air heater
020150Y Air heater support
Properly support the cover and using the modular
punch, install the two bearings all the way down at
the same time.
N.B.
WORK IN AN UPRIGHT POSITION
Specific tooling
020376Y Adaptor handle
020441Y 26 x 28 mm adaptor
020629y 8 mm guide
MSS X9 Evolution 250 Cooling system
COOL SYS - 197
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