Assembly And Adjustment; Bearing, Oil Seal And O-Ring; Piston And Piston Ring - Yamaha 50G Service Manual

Hide thumbs Also See for 50G:
Table of Contents
POWR

ASSEMBLY AND ADJUSTMENT

G71000-1
ASSEMBLY AND ADJUSTMENT

BEARING, OIL SEAL AND O-RING

1. Press in the new bearing.
CAUTION:
When reassembling the lower crank bear-
ing and/or the oil-pump drive gear, the
tapered side of the drive gear and the seal-
cap side of the bearing should be installed
towards the crank side as shown in the
illustration.
75, 80, 90 hp:
Install the circlip
1 Circlip
2 Oil injection pump drive gear
3 Crank lower bearing
2. Install the new oil seal in the needle
bearing.
CAUTION:
The direction of the oil seal must be as
shown in the illustration, otherwise dam-
age will be caused.
3. Install the new O-ring.
4. Lubricate the bearing with 2-stroke out-
board motor oil. Apply water resistant
grease or equivalent to the inside lip of
the oil seal and to the O-ring.
G72001-0

PISTON AND PISTON RING

1. Install the top and 2nd piston rings into
their respective ring grooves with the
markings facing upward.
2. Align each ring end-gap with their loca-
tion pins.
5-14
E
Table of Contents
loading

This manual is also suitable for:

60f70b90a75c

Table of Contents