jcb 3CX Service Manual page 9

Section 1 Section 1
2 - 1 2 - 1
T T orqu orqu e Se e Setti tti ngs ngs
Use only where no torque setting is specified in the text. Values are for dry threads and may be within three per cent of the Use only where no torque setting is specified in the text. Values are for dry threads and may be within three per cent of the
figures stated. For lubricated threads the values should be figures stated. For lubricated threads the values should be REDUCED by one third.
UNF Grade 'S' Bo UNF G rade 'S' Bo lts lts
B B o o l l t t S S i i z z e e
i i n n ( ( m m m m ) )
1 1 / / 4 4 ( ( 6 6 . . 3 3 ) )
5 5 / / 1 1 6 6 ( ( 7 7 . . 9 9 ) )
3 3 / / 8 8 ( ( 9 9 . . 5 5 ) )
7 7 / / 1 1 6 6 ( ( 1 1 1 1 . . 1 1 ) )
1 1 / / 2 2 ( ( 1 1 2 2 . . 7 7 ) )
9 9 / / 1 1 6 6 ( ( 1 1 4 4 . . 3 3 ) )
5 5 / / 8 8 ( ( 1 1 5 5 . . 9 9 ) )
3 3 / / 4 4 ( ( 1 1 9 9 . . 0 0 ) )
7 7 / / 8 8 ( ( 2 2 2 2 . . 2 2 ) )
1 1 ( ( 2 2 5 5 . . 4 4 ) )
1 1 1 1 / / 4 4 ( ( 3 3 1 1 . . 7 7 ) )
1 1 1 1 / / 2 2 ( ( 3 3 8 8 . . 1 1 ) )
Metric Grade 8.8 Bol Metric Grade 8.8 Bol ts ts
B B o o l l t t S S i i z z e e
( ( m m m m ) )
M M 5 5 ( ( 5 5 ) )
M M 6 6 ( ( 6 6 ) )
M M 8 8 ( ( 8 8 ) )
M M 1 1 0 0 ( ( 1 1 0 0 ) )
M M 1 1 2 2 ( ( 1 1 2 2 ) )
M M 1 1 6 6 ( ( 1 1 6 6 ) )
M M 2 2 0 0 ( ( 2 2 0 0 ) )
M M 2 2 4 4 ( ( 2 2 4 4 ) )
M M 3 3 0 0 ( ( 3 3 0 0 ) )
M M 3 3 6 6 ( ( 3 3 6 6 ) )
Rivet Nut Bol Rivet Nut Bol ts/Scre ts/Screws ws
B B o o l l t t S S i i z z e e
( ( m m m m ) )
M M 3 3 ( ( 3 3 ) )
M M 4 4 ( ( 4 4 ) )
M M 5 5 ( ( 5 5 ) )
M M 6 6 ( ( 6 6 ) )
M M 8 8 ( ( 8 8 ) )
M M 1 1 0 0 ( ( 1 1 0 0 ) )
M M 1 1 2 2 ( ( 1 1 2 2 ) )
Note: All bolts used Note: All bolts used on JCB machines a on JCB machines are high tensile and mus
9803/3260 9803/3260
Ge General Infor neral Infor mation
H H e e x x a a g g o o n n ( ( A A / / F F ) )
i i n n
7 7 / / 1 1 6 6
1 1 / / 2 2
9 9 / / 1 1 6 6
5 5 / / 8 8
3 3 / / 4 4
1 1 3 3 / / 1 1 6 6
1 1 5 5 / / 1 1 6 6
1 1 1 1 / / 8 8
1 1 5 5 / / 1 1 6 6
1 1 1 1 / / 2 2
1 1 7 7 / / 8 8
2 2 1 1 / / 4 4
H H e e x x a a g g o o n n ( ( A A / / F F ) )
m m m m
8 8
1 1 0 0
1 1 3 3
1 1 7 7
1 1 9 9
2 2 4 4
3 3 0 0
3 3 6 6
4 4 6 6
5 5 5 5
re high tensile and must not be replace
mation
REDUCED by one third.
T T o o r r q q u u e e S S e e t t t t i i n n g g s s
N N m m k k g g f f m m
1 1 4 4 1 1 . . 4 4
2 2 8 8 2 2 . . 8 8
4 4 9 9 5 5 . . 0 0
7 7 8 8 8 8 . . 0 0
1 1 1 1 7 7 1 1 2 2 . . 0 0
1 1 7 7 0 0 1 1 7 7 . . 3 3
2 2 3 3 8 8 2 2 4 4 . . 3 3
4 4 0 0 7 7 4 4 1 1 . . 5 5
6 6 5 5 0 0 6 6 6 6 . . 3 3
9 9 7 7 0 0 9 9 9 9 . . 0 0
1 1 9 9 4 4 0 0 1 1 9 9 8 8 . . 0 0
3 3 3 3 9 9 0 0 3 3 4 4 5 5 . . 0 0
T T o o r r q q u u e e S S e e t t t t i i n n g g s s
N N m m k k g g f f m m
7 7 0 0 . . 7 7
1 1 2 2 1 1 . . 2 2
2 2 8 8 3 3 . . 0 0
5 5 6 6 5 5 . . 7 7
9 9 8 8 1 1 0 0
2 2 4 4 4 4 2 2 5 5
4 4 7 7 6 6 4 4 8 8
8 8 2 2 2 2 8 8 4 4
1 1 6 6 3 3 3 3 1 1 6 6 6 6
2 2 8 8 5 5 4 4 2 2 9 9 1 1
T T o o r r q q u u e e S S e e t t t t i i n n g g s s ( ( f f o o r r s s t t e e e e l l r r i i v v e e t t n n u u t t s s ) )
N N m m k k g g f f m m
1 1 . . 2 2 0 0 . . 1 1 2 2
3 3 . . 0 0 0 0 . . 3 3
6 6 . . 0 0 0 0 . . 6 6
1 1 0 0 . . 0 0 1 1 . . 0 0
2 2 4 4 . . 0 0 2 2 . . 5 5
4 4 8 8 . . 0 0 4 4 . . 9 9
8 8 2 2 . . 0 0 8 8 . . 4 4
t not be replaced by bolts o d by bolts of a lesser tensile s
SXXXXXX SXXXXXX
Section 1 Section 1
l l b b f f f f t t
1 1 0 0
2 2 0 0
3 3 6 6
5 5 8 8
8 8 7 7
1 1 2 2 5 5
1 1 7 7 5 5
3 3 0 0 0 0
4 4 8 8 0 0
7 7 1 1 5 5
1 1 4 4 3 3 0 0
2 2 5 5 0 0 0 0
l l b b f f f f t t
5 5
9 9
2 2 1 1
4 4 2 2
7 7 2 2
1 1 8 8 0 0
3 3 5 5 2 2
6 6 0 0 7 7
1 1 2 2 0 0 5 5
2 2 1 1 0 0 5 5
l l b b f f f f t t
0 0 . . 9 9
2 2 . . 0 0
4 4 . . 5 5
7 7 . . 5 5
1 1 8 8 . . 0 0
3 3 5 5 . . 5 5
6 6 0 0 . . 5 5
f a lesser tensile specification. pecification.
S S X X X X X X X X X X X X S S X X X X X X X X X X X X
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Issue 1 Issue 1