Hitachi EX20UR-2 Manual page 102

UPPERSTRUCTURE I Swing Device
10. Fill case (7) with 0.7 liter of hydraulic oil.
11. Install swing motor assembly (27) onto case (7),
aligning the marks.
Tighten socket bolts (26) (3 used).
: 6 mm
1"---4
•9
1:
30 to 34 N•m
( 3.1 to 3.5 kgf•m, 22.4 to 25.3 lbf•ft )
VV506-02 -06 -001
W02-05-16