Inspection Of The Piston Pin, Circlip - Rotax 125 MAX evo Repair Manual

Piston classification "h"
______________________________________________________

INSPECTION OF THE PISTON PIN, CIRCLIP

Instructions See
1. Inspect the piston pin (1) for wear and discoloration.
2. Check the needle cage (2) for cracks and abrasion.
3. The circlips (3) are replaced at every repair. Notice the position of the circlip.
N N O O T T E E
Direction of circlips is up or downside direction.
Figure 1.13: Piston pin, circlip
______________________________________________________
Effectivity: 125 MAX evo, Junior MAX
evo, Mini MAX evo, Micro MAX evo
Edition - February 01 2018 /Rev. 0
REPAIR MANUAL
Piston labeling Tolerance field
"h" 53.94 +0.015 / -0.015 mm
"h" 53.95 +0.015 / -0.015 mm
"h" 53.96 +0.015 / -0.015 mm
"h" 53.97 +0.015 / -0.015 mm
"h" 53.98 +0.015 / -0.015 mm
Figure: Piston pin, circlip.
Piston pin
1
Circlip
3
BRP-Rotax
Minimum dimen-
(mm)
2
Maximum dimen-
sion (mm) sion (mm)
53.925
53.935
53.945
53.955
53.965
Needle cage
Chapter 4
53.955
53.965
53.975
53.985
53.995
Page 15