TIGHTENING TORQUES
MAINTENANCE
4-16
STANDARD TIGHTENING TORQUES FOR FLEXIBLE HOSES (ORFS)
4
If not specified otherwise, tighten the nuts of the hoses
applying the torque specified in the table.
If it is necessary to replace a hose, always use Komatsu
original spare parts having the same size of the part to be
replaced.
q
Nm (Newton metre): 1 Nm = 0.102 kgm
Thread diameter
(a) (mm)
Wrench size (b)
(mm)
Driving torque:
Standard value
Use limit
Nm
kgm
Nm
kgm
9/16” - 18UNF
19
44
4.5
35 – 63
3.5 – 6.5
11/16” - 16UN
22
74
7.5
54 – 93
5.5 – 9.5
13/16” - 16UN
27
103
10.5
84 – 132
8.5 – 13.5
1” - 14UNS
32
157
16.0
128 – 186
13.0 – 19.0
13/16” - 12UN
36
216
22.0
177 – 245
18.0 – 25.0
WEAM014802
Содержание PC118MR-8
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Страница 3: ...FOREWORD 11 WEAM014802...
Страница 5: ...FOREWORD FOREWORD 1 3 Storage location for the Operation and Maintenance Manual WEAM014802...
Страница 27: ...SAFETY SAFETY LABELS 2 3 LOCATION OF SAFETY LABELS 2 WEAM014802...
Страница 40: ...SAFETY LABELS SAFETY 2 16 For detail see LIFTING CAPACITIES TABLES 3 168 q Overload alarm WEAM014802...
Страница 84: ...SAFETY MAINTENANCE INFORMATION SAFETY 2 60 WEAM014802...
Страница 304: ...LUBRICATION MAINTENANCE 4 18 2 PIECE BOOM 4 Grease Filter Oil WEAM014802...
Страница 379: ...SPECIFICATIONS 15 WEAM014802...
Страница 390: ...LIFTING CAPACITIES TABLES SPECIFICATIONS 5 12 WEAM014802...
Страница 416: ...INSTALLING AND REMOVING THE ADDITIONAL COUNTERWEIGHT OPTIONAL EQUIPMENT 6 26 WEAM014802...
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