2205B0JE-DA-J-N_2014.05.
5 Maintenance and Inspection
Screw Compressor J-series
5.4 Disassembly and Assembly of the Compressor
5-36
5.4.11 Unloader Cover
170J/220J
Order
Description
Part
No.
Order
Description
Part
No.
1
Hexagon socket head cap screw
(M10×40/M12×50)
76
14 Retainer,
O-ring
83
2
Unloader cylinder cover assembly
—
15
O-ring (P10A)
82-1
3
O-ring (P14)
75-2
16
O-ring (P16)
82-2
4
Bush, P14 type O-ring
537
17
Unloader cylinder cover
74
5
O-ring (G135/G175)
75-1
18
Locknut (FU05SS/AN07)
69
6
Hexagon socket head cap screw
(M6×15)
81
19
Plain washer (170J)/
Lock washer (AW07) (220J)
70
7
Bearing gland
80
20
Unloader piston assembly
—
8
Unloader indicator cam assembly
—
21
O-ring (P32/P44)
73
9 Unloader
indicator
cam
77
22
Teflon cap seal
(SUNR-BE-130/SUNR-BE-170)
66
10
Retaining ring C type external (S10)
79
23
O-ring (P130/P170)
65
11
Ball bearing
78
24
Unloader piston
64
12
Spacer, unloader cover
84
25
Unloader spacer
420
13
Retainer assembly, O-ring
—
26
O-ring (P32/P44)
421
1.
Remove the parts in the order of the numbers shown in the figure.
2.
Install the parts in the reverse order of removing.