17
Maintenance, Troubleshooting
legend:
position
number
description
01
1
Cam (end position setting)
02
2
Stop cap screw
03
2
Washer
04
2
Lock nut (Stop screws)
05*
2
Piston guide jaws
06*
1
Shaft bearing sleeve (top)
07*
1
Shaft bearing sleeve (bottom)
08*
2
Thrust washer
09*
2
Plug
09.1*
2
Sealing ring (for AT801U)
10
1
Support washer
11*
2
Seal (adjusting screw)
12
2
Piston guide
13
8/12/16
Cover screw
14*
2
Cover seal
15*
2
Piston guide band
16*
2
Piston seal
17
min. 5 / max. 12 Pressure spring cartridge
17.1
max. 2
Spring (for AT051U)
position
number
description
17.2
max. 2
Spring (for AT051U)
17.3
max. 2
Spring (for AT051U)
18
1
Retaining ring (shaft)
19
1
Position indicator (for
AT101U)
19.0
1
Graduated ring
19.1
1
Position indicator
19.5
1
Adaptor (top)
19.6
2
Hexagon socket head screw
20*
1
Shaft seal (top)
21*
1
Shaft seal (bottom)
30
2
Cover
39
1
Screw (position indicator)
40
2
Piston
43
1
Centering (on request)
50
1
Housing
60
1
Shaft
65
1
Plastic insert
* Recommended spare parts
english
Type 2051
Summary of Contents for 2051
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