Cub-cadet Yanmar 3TNV72 User Manual download pdf (Page 113)

ENGINE

6-14 TNV IDI Service Manual

SPECIAL TORQUE CHART

Torque for Bolts and Nuts

See Tightening Torques for Standard Bolts and Nuts on page 4-22 for standard hardware torque values.

Component

Thread Diameter and

Pitch

Tightening Torque

Lubricating Oil

Application (Thread

Portion and Seat

Surface)

Reference Page

Cylinder Head Bolts M9 x 1.25 mm

40 - 43 ft·lb

(53.9 - 57.9 N·m;

5.5 - 5.9 kgf·m)

Applied

See Reassembly of

Cylinder Head on

page 6-31

Connecting Rod Bolts M7 x 1.0 mm

17 - 20 ft·lb

(22.6 - 27.5 N·m;

2.3 - 2.8 kgf·m)

Applied

See Installation of

Pistons on page 6-58

Flywheel Bolts M10 x 1.25 mm

59 - 64 ft·lb

(80.4 - 86.4 N·m;

8.2 - 8.8 kgf·m)

Applied

See Installation of

Crankshaft on

page 6-57

Main Bearing Cap Bolts M10 x 1.25 mm

56 - 60 ft·lb

(75.5 - 81.5 N·m;

7.7 - 8.3 kgf·m)

Applied

See Installation of

Crankshaft on

page 6-57

Crankshaft

Pulley Bolts

Cast

FC250

M12 x 1.25 mm

61 - 69 ft·lb

(83.4 - 93.1 N·m;

8.5 - 9.5 kgf·m)

Applied

See Installation of

Crankshaft on

page 6-57

Forged

PS48C

83 - 90 ft·lb

(113 - 123 N·m;

11.5 - 12.5 kgf·m)

Glow Plug M10 x 1.25

11 - 15 ft·lb

(14.7 - 19.6 N·m;

1.5 - 2.0 kgf·m)

Not Applied

See Reassembly of

Intake Manifold / Valve

Cover on page 6-33

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