2205B0JE-DA-J-N_2014.05.
5 Maintenance and Inspection
Screw Compressor J-series 5.4 Disassembly and Assembly of the Compressor
5-70
220J
Order Description
Part
No.
Order Description
Part
No.
1
Hexagon socket head cap screw
(M22×60)
493 8 Plain washer 487
2 Plain washer 496 9 Sheet stopper 488
3 Check valve stem gland 495 10 Valve sheet 489
4 Suction adapter 492 11 Valve disc 490
5 O-ring (P220) 494 12 Check valve slider 481
6 Valve disc assembly — 13 Spring, check valve 485
7 FU nut (FU05SS) 486 14 Check valve stem 491
1. Remove the parts in the order of the numbers shown in the figure.
2. Install the parts in the reverse order of removing.
5.4.22.1 Common Precautions for Removal/Installation
The suction adapter weights 14 kg for 170J and 26 kg for 220J. If lifted
inappropriately, it may cause injuries. If it is difficult to lift the suction adapter by
hands, use lifting equipment.
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