Hitachi ZW 310-6 Operator's Manual page 403

19. Air conditioner compressor mounting bolt
Bolt A
Bolt diameter
Quantity
Wrench size
Tightening torque 20 N·m (2 kgf·m, 15 lbf·ft)
Bolt B
Bolt diameter
Quantity
Wrench size
Tightening torque 50 N·m (5 kgf·m, 37 lbf·ft)
20. Cab cushion rubber mounting nut
Nut diameter
Quantity
Wrench size
Tightening torque 210 N·m (21 kgf·m, 155 lbf·ft)
21. Bucket tooth mounting bolt (Option)
Bolt diameter
Quantity
Wrench size
Tightening torque 1314 N·m (134 kgf·m, 969 lbf·ft)
MAINTENANCE
8 mm (0.3 in)
4
13 mm
8 mm (0.3 in)
4
17 mm
16 mm (0.63 in)
4
24 mm
1-8UNC in
22
41 mm
A
A
7-125
A
A
B
B
90Z7B-7-121-1
90Z7-7-112-2
90Z7-7-112-3