Rotax 915 i A series Maintenance Manual page 335

INSPECTION
COOLING SYSTEM SINGLE PARTS —
CHECK
ATTENTION
Cracks in cooling system components are not
permissible! If in doubt, check the affected
parts for cracks using the dye penetrant or
similar method.
ATTENTION
Preformed hoses must not be shortened, as
this affects the position of the expansion tank.
Replace non-reusable or damaged hoses.
• Clean all parts carefully.
• Check the preformed hoses for damage and wear.
• Check the temperature sensor. To do this, see
Chapter 76-70-00 section Sensors and
NOTE
Scuffing marks (including scratches) are permis-
sible up to a maximum depth of 0.50 mm
(0.0197 in.).
• Check the spring type hose clamps for damage or
deformation.
AXIAL POSITION OF WATER PUMP
SHAFT INSPECTION
See Chapter 75-00-00 section Wear limits.
• Check the water pump shaft for wear and
corrosion.
NOTE
If corrosion is found, the water pump shaft must
be replaced.
Step Procedure
1 Check the axial position of the water
pump shaft and pump gear.
Effectivity: 915 i A Series
Edition 0/Rev. 0
BRP-Rotax
MAINTENANCE MANUAL HEAVY
actuators.
NOTE
The shoulder of the gear points inwards towards
the crankcase.
Figure 14.19
Water pump gear 15T
1
Shoulder of gear
3
EXPANSION TANK — INSPECTION
Step Procedure
1 Check the expansion tank for damage,
deformation and leaks.
Figure 14.20
Expansion tank
1
Water pump shaft
2
75–00–00
Page 17
August 01 2018