Tightening Torques For Special Use Screws, Bolts And Nuts - Kubota D1503-M Workshop Manual

03-M-E3B, 03-M-DI-E3B, 03-M-E3BG WSM
[2] TIGHTENING TORQUES FOR SPECIAL USE SCREWS, BOLTS AND
NUTS
NOTE
• For "*" marked screws, bolts and nuts on the table, apply engine oil to their threads and seats before
tightening.
• The letter "M" in Size x Pitch means that the screw, bolt or nut dimension stands for metric. The size is
the nominal outside diameter in mm of the threads. The pitch is the nominal distance in mm between two
threads.
Item
Cylinder head cover screw
*Cylinder head screw
*Main bearing case screw 1
*Main bearing case screw 2
*Flywheel screw
*Connecting rod screw
*Rocker arm bracket screw
*Idle gear shaft screw
Fan drive pulley mounting nut
*Bearing case cover mounting screw
Glow plug
Nozzle holder assembly
Nozzle holder
Nozzle holder clamp screw
Oil pressure switch
Injection pipe retaining nut
Injection pipe retaining nut
Overflow pipe assembly retaining nut
Overflow pipe assembly retaining screw
Camshaft set screw
Hi-idling body
Balancer shaft set bolt
(Balancer model only)
Alternator's pulley nut
Idle gear 2 stopper set screw
(Side PTO model only)
Idle gear 2 shaft set screw
(Side PTO model only)
Starter's terminal B mounting nut
IDI : D1503-M, D1703-M, D1803-M, V2003-M, V2203-M, V2403-M, V2403-M-T
D1703-M-BG, V2003-M-BG, V2003-M-T-BG, V2203-M-BG, V2403-M-BG
DI : D1803-M-DI, V2403-M-DI, V2403-M-DI-T
Size x Pitch
M6 x 1.0
M11 x 1.25
M9 x 1.25
M10 x 1.25
M12 x 1.25
M8 x 1.0
M8 x 1.25
M8 x 1.25
M30 x 1.5
M8 x 1.25
M10 x 1.25
(IDI) M20 x 1.5
(IDI) –
(DI) M10 x 1.25
R 1/8
(IDI) M12 x 1.5
(DI) M12 x 1.5
M12 x 1.5
(IDI)
M6 x 1.0
(DI)
M8 x 1.25
M14 x 1.0
M8 x 1.25
–
–
–
M8
S-20
N·m kgf·m
9.81 to 11.2 1.00 to 1.15
93.2 to 98.0 9.50 to 10.0
46 to 50 4.7 to 5.2
69 to 73 7.0 to 7.5
98.1 to 107 10.0 to 11.0
45 to 49 4.5 to 5.0
24 to 27 2.4 to 2.8
24 to 27 2.4 to 2.8
138 to 156 14.0 to 16.0
24 to 27 2.4 to 2.8
20 to 24 2.0 to 2.5
49 to 68 5.0 to 7.0
35 to 39 3.5 to 4.0
26 to 29 2.6 to 3.0
15 to 19 1.5 to 2.0
25 to 34 2.5 to 3.5
15 to 24 1.5 to 2.5
20 to 24 2.0 to 2.5
9.81 to 11.2 1.00 to 1.15
24 to 27 2.4 to 2.8
45 to 49 4.5 to 5.0
24 to 27 2.4 to 2.8
58.4 to 78.9 5.95 to 8.05
49 to 55 5.0 to 5.7
24 to 27 2.4 to 2.8
5.9 to 11 0.60 to 1.2
DIESEL ENGINE
lbf·ft
7.24 to 8.31
68.8 to 72.3
34 to 37
51 to 54
72.4 to 79.5
33 to 36
18 to 20
18 to 20
102 to 115
18 to 20
15 to 18
37 to 50
26 to 28
19 to 21
11 to 14
18 to 25
11 to 18
15 to 18
7.24 to 8.31
18 to 20
33 to 36
18 to 20
43.1 to 58.2
37 to 41
18 to 20
4.4 to 8.6
W1013236
KiSC issued 07, 2008 A