Komatsu PC1250-11, Оригинальное руководство пользователя

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Torque list for hoses
Tighten the hoses to the torque shown in the table.
Taper seal
Nominal
No. of
hose
Threa
d size
“a”
(mm)
Width
across
flats
“b”
(mm)
Tightening torque
Target value Allowable range
Nm kgm lbft Nm kgm lbft
02 14 19 44 4.5 32.5 34 to 63 3.5 to 6.5 25.3 to 47
03 18 22 78 8.0 57.9 59 to 98 6.0 to 10.0 43.4 to 72.3
04 22 27 103 10.5 75.9 84 to 132 8.5 to 13.5 61.5 to 97.6
05 24 32 157 16.0 116 128 to 186 13.0 to 19.0 94 to 137
06 30 36 216 22.0 159 177 to 245 18.0 to 25.0 130 to 181
10 33 41 216 22.0 159 177 to 245 18.0 to 25.0 130 to 181
Face seal
Nominal
No. of
hose
Nominal
size -
thereads
per
inch“a”
Width
across
flats
“b”
(mm)
Tightening torque
Target value Allowable range
Nm kgm lbft Nm kgm lbft
02
9
/
16
-18UN
19 44 4.5 32.5 34 to 54 3.5 to 5.5 25.3 to 39.8
03
11
/
16
-16UN
22 74 7.5 54.2 54 to 93 5.5 to 9.5 39.8 to 68.7
04
13
/
16
-16UN
27 103 10.5 75.9 84 to 132 8.5 to 13.5 61.5 to 97.6
05
1
-14UNS
32 157 16.0 116 128 to 186 13.0 to 19.0 94.0 to 137.4
06
1
3
/
16
-12UN
36 216 22.0 159 177 to 245 18.0 to 25.0 130.2 to 180.8
MAINTENANCE STANDARD TIGHTENING TORQUE FOR BOLTS AND NUTS
4-9