Untitled - Flannery Plant Hire

MAINTENANCE
17 Check Tightening Torque of Bolts and Nuts
--- every 250 hours (first time after 50 hours)
Check tightness after the first 50 hours then every 250
hours. Tighten to torque shown if any are loose. Bolts and
nuts should be replaced with those of the same or higher
grade.
For tightening nuts and bolts other than specified in
the table below, refer to the Tightening Torque Chart
at the end of this section.
IMPORTANT: Check and tighten bolts and nuts using
a torque wrench.
ZX180-3 Class
Wrench
Bolt Dia
No.
Descriptions
Q’ty Size
Torque
mm mm N•m (kgf•m)
1
Engine cushion rubber mounting bolt and nut (Pump side) 18 4 27 400 (40)
Engine cushion rubber mounting bolt and nut (Fan side) 16 4 24 240 (24)
2 Engine bracket mounting bolt (Pump side) 12 8 19 110 (11)
3 Hydraulic oil tank mounting bolt 16 4 27 550 (55)
4 Fuel tank mounting bolt 18 4 24 270 (27)
5
Radiator mounting bolt (Upper side) 16 2 24 270 (27)
Radiator mounting bolt (Lower side) 16 3 24 270 (27)
6 Pump transmission mounting bolt 10 8 17 65 (6.5)
7
Control valve mounting bolt 16 4 24 210 (21)
Control valve bracket mounting bolt 16 4 24 270 (27)
8 Swing device mounting bolt 20 12 30 500 (50)
9 Swing motor mounting bolt 12 8 10 90 (9)
17 25 (2.5)
19 30 (3)
22 40 (4)
10 ORS fittings for hydraulic hoses and piping
27 95 (9.5)
32 140 (14)
36 180 (18)
41 210 (21)
11 Hycolin tube mounting nut – – 17 35 (3.5)
12 Battery mounting nut 10 4 17 50 (5)
Cab mounting nut 16 4 24 210 (21)
13 Cab mounting anchor bolt 22 2 32 550 (55)
Cab cushion rubber mounting bolt 12 8 19 110 (11)
6 – 10 10 (1)
14 Cover mounting bolt
10 – 17 50 (5)
12 – 19 90 (9)
Flexible master coupling of piping 1/4-28UNF 11 6 (0.6)
9 7 6 (0.6)
15 Jubilee clamp of high pressure piping
11 7 6 (0.6)
4 8 6 (0.6)
T-bolt clamp of high pressure piping 9 10 6 (0.6)
16 Swing bearing mounting bolt to
(Upperstructure) 20 37 30 510 (51)
(Undercarriage) 20 36 30 490 (49)
Travel device mounting bolt 20 28 30 630 (63)
17 Travel reduction device cover mounting bolt 14 12 22 180 (18)
Sprocket mounting bolt 20 32 30 480 (48)
18 Upper roller mounting bolt 16 16 24 270 (27)
19 Lower roller mounting bolt 18 72 27 460 (46)
20 Track shoe mounting bolt
ZX160-3 20 344 27 820 (82)
ZX180LC-3, 180LCN-3 20 392 27 820 (82)
21 Track guard mounting bolt 18 16 27 500 (50)
7-85