TOHATSU BFT75A Service Manual page 23

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SERVICE INFORMATION
FRAME
Part
Propeller shaft Shaft O.D.
Runout
Vertical shaft Shaft O.D. (at needle bearing)
Runout
Propeller/gear case Forward bevel gear backlash
Power trim/tilt Lower chamber hydraulic pressure
assembly
(Except LHGX type)
Upper chamber hydraulic pressure
Power tilt motor Brush length
assembly
Mica depth
(Except LHGX type)
Trim angle sensor Resistance
(Except LHGX type)
ENGINE & FRAME TORQUE VALUES
Use standard torque values for fasteners that are not listed in this table.
ENGINE
Item
Crankcase bolt
Cylinder block sealing bolt
Cylinder head bolt
Cylinder head sealing bolt
Cylinder head sealing bolt
Cylinder head sealing screw
Spark plug
Connecting rod bolt
Tensioner pivot bolt
Cam chain driven sprocket bolt
Intake side valve adjusting lock nut
(BF90D/BF100A)
Exhaust side valve adjusting lock
nut (BF90D/BF100A)
Valve adjusting lock nut (BF75D/
BF80A)
Oil filter cartridge
Oil filter holder
Oil drain plug bolt
Rocker shaft bolt
Cam pulse plate bolt
Throttle body mounting bolt
IAC valve mounting bolt
Engine mounting bolt/nut
(Mount case side)
2-4
Item
At forward bevel gear 24.987 – 25.000 (0.9837 – 0.9843)
bearing
At needle 30.007 – 30.020 (1.1814 – 1.1819)
bearing
0.02 (0.001) or below
28.566 – 28.575 (1.1246 – 1.1250)
0.30 (0.012) or below
0.10 – 0.28 (0.004 – 0.011)
8,826 – 11,768 kPa
(90 – 120 kgf/cm
3,923 – 7,355 kPa (40 – 75 kgf/cm
Between
Light green – Black
Between
Yellow/Blue – Black
Thread Dia. and pitch
mm (in)
M10 x 1.25
M24 x 1.5
M9 x 1.25
M14 x 1.5
M20 x 1.5
PT 1/8
M14 x 1.25
M6 x 0.75
M8 x 1.25
M10 x 1.5
M7 x 0.75
M7 x 0.75
M7 x 0.75
M20 x 1.5
M22 x 1.5
M12 x 1.5
M8 x 1.25
M14 x 1.5
M8 x 1.25
M8 x 1.25
M8 x 1.25
Standard
2
, 1,280 – 1,707 psi)
9.8 (0.39)
–
4.0 – 6.0 kΩ
2.7 – 4.3 kΩ
Torque values
N·m kgf·m lbf·ft
– – –
54 5.5 40
– – –
29 3.0 21
49 5.0 36
17 1.7 13
18 1.8 13
– – –
22 2.2 16
61 6.2 45
20 2.0 15
14 1.4 10
14 1.4 10
12 1.2 9
49 5.0 36
23 2.3 17
29 3.0 21
34 3.5 25
22 2.2 16
22 2.2 16
27 2.8 20
Unit: mm (in)
Service limit
24.966 (0.9829)
29.986 (1.1805)
–
28.545 (1.1238)
–
–
2
, 569 – 1,067 psi)
4.8 (0.19)
0.5 (0.02)
–
Remarks
See page 15-13
See page 14-20
See page 15-13
Apply engine oil to the
threads and seating
surface.
Apply engine oil to the
threads and seating
surface.
Apply engine oil to the
threads and seating
surface.
Apply engine oil to the
threads and seating
surface.
Apply engine oil to the
threads and seating
surface.
Apply engine oil to the
threads and seating
surface.