TOHATSU BFT75A Service Manual page 28

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FRAME
GEAR CASE
Material
Use marine grease
(water resistant urea based
grease)
Soapy water or industrial parts
cleaner solution (mixture of
the Threebond® 2720C and
water in a ratio of 1:9)
Hypoid gear oil SAE #90
Engine oil
STERN BRACKET MOUNT
Material
Use marine grease
(water resistant urea based
grease)
Location
Vertical shaft engine side spline
Vertical shaft water seal (23 x 36 x 6 mm) lip and between
seals
Vertical shaft bushing inner surface (XRT type)
Water pump liner inner surface
Water pump O-ring
Water pump housing O-ring
Water tube seal ring inner surface
Water tube insertion part
Propeller shaft spline and threads
Propeller shaft water seal (30 x 45 x 7 mm) lip and between
seals
Propeller shaft holder gear case installation part and O-ring
installation part
Propeller shaft holder O-ring
Shift rod water seal (12 x 21 x 6 mm) lip and between seals
Shift rod holder O-ring
Vertical shaft water seal (23 x 36 x 6 mm) outer
circumference
Propeller shaft water seal (30 x 45 x 7 mm) outer
circumference
Shift rod water seal (12 x 21 x 6 mm) outer circumference
Each bearing rotating area
Vertical shaft lock nut (64 mm) threads and seating surface
Pinion gear nut threads and seating surface
Needle bearing rotating area
Mount case flange Bushing (14 x 16 x 22.5 mm) outer
circumference
Location
Lower cylinder collar outer surface
Lower cylinder bushing inner and outer surface
Mount frame shaft and spline
Thrust washer (34 mm)
Wave washer (40 mm)
Swivel case liner
Oil seal (39.5 x 52 x 6 mm) lip and outer surface
Swivel case shaft sliding part
Swivel case tilting shaft sliding part
Swivel case bushing inner and outer surface
Cylinder upper pin outer surface
Cylinder upper bushing inner and outer surface
Detent spring roller
Tilting bracket cam part
Tilting stopper bushing inner and outer surface
Tilting shaft bearing part and threads
Tilting shaft O-ring (15.54 x 2.62 mm)
Thrust receiver thrust sliding part
Swivel shaft circlip installation groove and circlip contact
area of mount frame
Tilting shaft threads (After nuts tighting)
Lower mount center housing spline part
SERVICE INFORMATION
Remarks
Remarks
2-9