![background image](http://html.mh-extra.com/html/hitachi/zw-120-6/zw-120-6_operators-manual_141697273.webp)
MAINTENANCE
7-55
Metal Face Seal Fittings
Fittings are used on smaller hoses and consist of metal flare
(9) and metal flare seat (10).
1. Tighten fitting (7) by hand.
2. Tighten fitting (7) or nut (8) to the torque values shown.
Do not allow hose (5) to twist when tightening fittings.
Tightening torque:
Tighten fittings to the torque values shown below.
Width across flats
17 mm
(0.7 in)
19 mm
(0.7 in)
22 mm
(0.9 in)
27 mm
(1.1 in)
36 mm
(1.4 in)
Tightening
torque:
N·m
24.5
29.5
39
93
175
(kgf·m) (2.5)
(3.0)
(3.9)
(9.3)
(17.5)
(lbf·ft) (18.0) (22.0) (29.0)
(69)
(129)
7
9
8
10
5
M202-07-051
Summary of Contents for ZW 120-6
Page 4: ......
Page 10: ...MACHINE NUMBERS 2 MEMO ...
Page 58: ...SAFETY SIGNS S 48 MEMO ...
Page 156: ...BREAK IN 2 2 MEMO ...
Page 206: ...OPERATING MACHINE 5 20 MEMO ...
Page 218: ...TRANSPORTING 6 12 MEMO ...
Page 331: ...MAINTENANCE 7 113 25 Cutting edge mounting bolt Bolt dia in 1 Quantity 7 M4GB 07 116 ...
Page 344: ...MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS 9 4 MEMO ...
Page 348: ...STORAGE 10 4 MEMO ...
Page 354: ...TROUBLESHOOTING 11 6 MEMO ...
Page 356: ...SPECIFICATIONS 12 2 MEMO ...
Page 360: ...13 4 OPTIONAL ATTACHMENTS HYDRAULIC TYPE QUICK COUPLER OPERATION MEMO ...