bpr Rotax 912 i Series, Руководство по обслуживанию, Страница: 303 / 458

Effectivity: 912 i Series
Edition 1/Rev. 0
d
059
38.
fm
MAINTENANCE MANUAL
BRP-Powertrain
75-00-00
Page 11
July 01/2012
INSPECTION
COOLING SYSTEM
SINGLE PARTS - CHECK
- Clean all parts carefully.
- Check the preformed hoses for damage and
wear.
- Check the temperature sensor. To do this,
see section 76-70-00 Sensors and actuators.
NOTE: Scuffing marks (including scratches) are
permissible up to a maximum depth of
0.50 mm (0.0197 in.).
- Check the spring type hose clips for damage
or deformation.
AXIAL POSITION OF WATER PUMP
SHAFT INSPECTION
See also section 75-20-00 Wear limits.
- Check the water pump shaft for wear and cor-
rosion.
NOTE: If corrosion is found, the water pump
shaft must be replaced.
Fig. 14
EXPANSION TANK - INSPECTION
Fig. 15
m
WARNUNG
NOTICE
Cracks in cooling system components are not
permissible! If in doubt, check the affected parts
for cracks using the dye penetrant method.
m
WARNUNG
NOTICE
Preformed hoses must not be shortened, as this
affects the position of the expansion tank.
Replace non-reusable or damaged hoses.
Step Procedure
1 Check the axial position of the water
pump shaft and pump gear.
NOTE:
The wide collar of the gear
points inwards towards the
crankcase.
1. Water pump gear 15T 2. Water pump shaft
3. Wide collar
Step Procedure
1 Check the expansion tank for damage,
deformation and leaks.
1. Expansion tank