SERVICE INFORMATION
SRM-265ES
11
3-3 Replacing crankshaft
1. Loosen and remove 3 bolts (A).
2. Thread flange nut (C) (guide bar flange nut on
some ECHO chain saws) on crankshaft 3 turns on
flywheel side of crankcase.
3. Screw the bolt (B)(M8X8) in the flange nut (C)
until the bolt (B) bottoms.
4. Tap the bolt head (axially) to remove the
crankcase from flywheel side of crankcase.
5. Thread flange nut (C) on crankshaft 3 turns on
starter side of crankcase.
6. Thread the bolt (B) in the flange nut (C) until the
bolt (B) bottoms.
7. Tap the bolt head (axially) to remove the
crankshaft from starter side of crankcase.
8. For easier reassembling crankshaft, heat ball
bearing inner collar by heat gun approx. 5 minutes.
9. Insert crankshaft quickly through ball bearing
before the heat on ball bearing is transmitted to
crankshaft.
Parts Number : Bolt (B) : 900100-08008
Flange nut (C) : 433019-12330
NOTE :
The flywheel side oil-seal (D) is indicated
as “12 22 45” on the outside.
The starter side oil-seal (E) is indicated as “12 22
45 F” and has a white dot on the outside.crankcase.
(B)
(C)
Flywheel side of crankcase
Starter side of crankcase
(A)
(D)
(E)
