TOHATSU BFT75A Service Manual page 27

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SERVICE INFORMATION
LUBRICATION & SEAL POINT
ENGINE
Material
Engine oil
Use molybdenum oil solution
(mixture of the engine oil and
molybdenum grease in a ratio
of 1:1)
Engine oil or silicone oil
(Shinetsu KF 9635 CS)
Liquid sealant
(Threebond® 1280B or
equivalent)
Liquid sealant
(Threebond® 1215 or
equivalent)
Liquid sealant
(Threebond® 1201 or 1215 or
equivalent)
Liquid sealant
(Threebond® 1211 or
equivalent)
Soapy water or industrial parts
cleaner solution (mixture of
the Threebond® 2720C and
water in a ratio of 1:9)
Use marine grease
(water resistant urea based
grease)
2-8
Location
Crankcase mount bolt threads and seating surface
Oil filter holder threads (Cylinder block side)
Cylinder head bolt threads and seating surface
Alternator rotor bolt threads and seating surface
Connecting rod bolt threads and seating surface
Lost motion whole surface (BF90D/BF100A only)
Locker shaft bolt threads and seating surface
Valve stem seal inner surface
Valve adjusting screw threads
Valve adjusting lock nut threads and seating surface
Cam chain driven sprocket bolt threads and seating surface
Oil pump rotor chamber
Flywheel mounting bolt threads and seating surface
Rocker arm piston outer surface
Piston stopper outer surface
Each O-ring outer circumference
Cylinder sleeve inner surface
Crankshaft main bearing, journal and thrust washer contact
surface
Piston outer surface and piston rings
Piston pin outer surface
Camshaft journal, cam profile and thrust area
Rocker shaft outer surface
Intake/exhaust valve stem (Valve guide sliding surface)
Connecting rod small end inner surface
Fuel injector O-ring
Fuel hose O-ring
Cylinder block mating surface
Chain case mating surface
(Cylinder block and cylinder head surface)
Cylinder head cover packing height deference area
Water tube joint threads
EBT sensor threads and seating surface
ECT sensor 2, ECT sensor 3 threads and seating surface
Oil case packing exhaust port sealing surface to oil case
and mount case
Cylinder head gasket exhaust port sealing surface to
cylinder head and cylinder block
Mount case gasket exhaust port sealing surface to cylinder
block and mount case
Each oil seal and water seal outer circumference
Each oil seal and water seal lip
Water tube grommet
Remarks
5 cc (Suction side)
See page 15-15
See page 14-12
See page 14-16
See page 12-6
See page 14-20
See page 13-8