GENERAL / Tightening TIGHTENING TORQUE SPECIFICATIONS (ZX225US-3 class, ZX225USR-3 Class) No.
Bolt Dia
Descriptions
8 9
Engine cushion rubber mounting nut (Pump side) Engine cushion rubber mounting nut (Fan Side) Engine bracket mounting bolt (Pump side) Engine bracket mounting bolt (Fan side) Hydraulic oil tank mounting bolt Fuel tank mounting bolt Radiator mounting bolt (Upper Side) Radiator mounting bolt (Lower Side) Pump mounting bolt Control valve mounting bolt Control valve bracket mounting bolt Swing device mounting bolt Swing motor mounting bolt
10
ORS fittings for hydraulic hoses and piping
11
Battery mounting nut Cab mounting nut Cab mounting anchor bolt Cab cushion rubber mounting bolt
1 2 3 4 5 6 7
12
13
14
Cover mounting bolt
Flexible master coupling of piping T-bolt clamp of low pressure piping
15 16 17 18 19 20
Swing bearing mounting bolt
(Upperstructure) (Undercarriage)
Travel device mounting bolt Travel reduction device cover mounting bolt Sprocket mounting bolt Upper roller mounting bolt Lower roller mounting ZAXIS225US-3, 225US-3, 225USR-3 bolt ZAXIS225USLC-3, 225USRLC-3, 225USRLCK-3 ZAXIS225US-3, 225US-3, 225USR-3 Track shoe bolt ZAXIS225USLC-3, 225USRLC-3, 225USRLCK-3 Track guard mounting ZAXIS225US-3, 225US-3, 225USR-3 bolt ZAXIS225USLC-3, 225USRLC-3, 225USRLCK-3
W1-2-2
Wrench Torque Size mm Nm (kgf m) (mm) 18 4 27 400 (40) 14 4 22 180 (18) 16 8 24 270 (27) 10 8 17 65 (6.5) 20 4 30 550 (55) 16 4 24 270 (27) 16 4 24 210 (21) 16 3 24 210 (21) 10 8 17 65 (6.5) 16 4 24 210 (21) 16 4 24 270 (27) 20 14 30 500 (50) 12 8 10 90 (9) 17 25 (2.5) 19 30 (3) 22 40 (4) 27 95 (95) 32 140 (14) 36 180 (18) 41 210 (21) 10 2 17 50 (5) 16 4 24 210 (21) 22 2 32 550 (55) 12 8 19 110 (11) 6 10 10 (1) 8 13 10 17 50 (5) 12 19 90 (9) 8 13 10.3 to 12.4 (1.05 to 1.26) 4 pair 1/4-28UNF 11 6 (0.6) 8 10 6 (0.6) 20 37 30 510 (51) 20 36 30 490 (49) 20 32 30 630 (63) 14 12 22 180 (18) 20 40 30 550 (55) 16 16 24 270 (27) 18 64 27 460 (46) 18 72 27 460 (46) 20 368 27 804 (82) 20 392 27 804 (82) 18 8 27 500 (50) 18 16 27 500 (50) QÂ’ty