Inspection Of The Cylinder Head Cover; Inspection Of The Combustion Chamber Insert - Rotax 125 MAX evo Repair Manual

INSPECTION OF THE CYLINDER HEAD COVER

Instructions See
1. Inspect cylinder head cover for cracks (visual inspection).
2. Inspect the contact surfaces of the two O-rings (1 and 2) for good condition (max. depth of
wear 0.05 mm).
Figure 1.15: Cylinder head cover

INSPECTION OF THE COMBUSTION CHAMBER INSERT

Instructions See
N N O O T T E E
The sealing area of the combustion chamber insert is slightly tapered from Ø 63
mm.
1. Clean combustion residues and lime deposits from the outer area (1) of the combustion
chamber.
2. Inspect combustion chamber insert for cracks (visual inspection).
3. Make sure that spark plug thread (3) is in good condition.
4. Inspect sealing surfaces for flatness and damage.
Effectivity: 125 MAX evo, Junior MAX
evo, Mini MAX evo, Micro MAX evo
Edition - February 01 2018 /Rev. 0
BRP-Rotax
REPAIR MANUAL
Figure: Cylinder head cover.
1, 2 O-ring contact area
______________________________________________________
Figure: Combustion chamber insert.
Chapter 4
Page 17