Hitachi H 90SE Technical Data And Service Manual page 22

9-1-3. Screw locking agent TB1401
(1) Prior to reassembly, all M4, M5, M6, M8 and M10 hexagon socket hd. bolts and machine screws must be
coated with screw locking agent TB1401.
(2) The following parts must be replaced with new Hitachi genuine parts if they are loosened once.
Front cover fixing bolts:
Cylinder case fixing bolts:
[CAUTION] If fastening bolts come loose from vibration, it could cause serious damage to the machine.
Ensure without fail that TB1401 screw locking agent is applied as directed above prior to
reassembly. Before applying the TB1401, carefully clean any grease or other foreign matter
from the male and female threads with gasoline, thinner or similar cleaning solvents.
9-1-4. Tightening torque
(1) M4 hexagon socket hd. bolts
(2) M5 hexagon socket hd. bolts
(3) M6 hexagon socket hd. bolts
(4) M8 hexagon socket hd. bolts
(5) M10 hexagon socket hd. bolts
(6) M12 hexagon socket hd. bolts
[NOTE] If above bolts are tightened more than the designated values, it may cause breakage. Without fail,
tighten the bolts and screws according to the above specified values.
9-1-5. Internal wiring
Wiring diagram of products with noise suppressor
Armature
M12 x 40 [4]
M10 x 45 [16]
0.49
4.41 N m (45
•
+1.96
7.84 N m (80
•
0
+1.96
9.80 N m (100
•
0
+1.96
19.6 N m (200
•
0
+2.94
29.4 N m (300
•
0
+2.94
49.0 N m (500
•
0
Stator Connector
Connector
Stator Pillar terminal
Fig. 20
4.3
5
kgf cm, 39.1 in-Ibs.)
•
+20 +12.4
kgf cm, 69.5
•
0 0
+20 +17.4
kgf cm, 86.9
•
0 0
+20 +17.4
kgf cm, 173.8
•
0 0
+30 +26
kgf cm, 260 in-Ibs.)
•
0
0
+30 +26
kgf cm, 434.4
•
0 0
Switch
Tube
Noise
suppressor
--- 20 ---
in-Ibs.)
in-Ibs.)
in-Ibs.)
in-Ibs.)
Brown
Tube
Plug
Blue