Section04ENGINE
Subsection 06 (COOLING SYSTEM)
– remove outer oil pump rotor no. 21
1
F18E15A
1. Outer oil pump rotor
– extract the coolant/oil pump shaft no. 19 from
outside PTO housing cover with a pusher
1
F18E16A
2
1. Pusher
2. Coolant/oil pump shaft
– remove rotary seal no. 22 with a screwdriver
F18E17A
CAUTION: Be careful not to damage the sur-
face of the rotary seal bore in magneto housing
cover.
– always replace also the oil seal no. 11 behind
the rotary seal.
1
F18E18A
1. Oil seal
Installation
The installation is the opposite of the removal pro-
cedure. Pay attention to the following details.
NOTE: Never use oil in the press fit area of the oil
seal and rotary seal.
Push water pump shaft oil seal in place by using
thumb.
Install the new rotary seal using the rotary seal
installer (P/N 529 035 823).
CAUTION: Neveruseahammerfortherotary
seal or water/oil pump shaft installation. Only
use a press to avoid damaging the ceramic
component.
1
F18E19A
2
1. Rotary seal
2. Rotary seal installer
104 Te m plat e