Pfeiffer Vacuum DUO 255, Operating Instructions Manual

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36
Spare parts
Exploded view DUO 255, pumping system
48
258
30
27
250
63
53
256
312
65
31
31
30
28
284
34 23
43
42
41
38
33
282
31
34
38
26
25
24
296
37
26
25
24
36
39
56
296
296
44
64
288
58
57
59
60
32
294
24
25
26
33
52
22
26
24
25
29
23
31
280
338
23
260
54
294
225
70
242
254
254
254
22 Support plate
23 Set screw
24 Needle bearing
25 Cover ring for needle bearing
26 Circlip for needle bearing
27 Rotor I
28 Key
29 Protective sleeve for radial ssr.
30 Vane, stage I
31 Pressure spring
32 Cylinder
33 Locking screw
34 Nozzle
36 Spacer
37 Rotor II
38 Vane, stage II
39 Bearing cover
41 Key
42 Gear wheel, driven
43 Gear wheel, treibend
44 Cover, oil pump
48 Valve seat, complete
52 Valve stamp, stage I
53 Pressure spring for valve, stage I
54 Valve housing, stage I
56 Pressure valve, stage II
57 Valve housing, stage II
58 Stud bolt of valve, stage II
59 Oil filter
60 Sieve box of valve, stage II
63 Housing of non-return valve
64 Valve insert of non-return valve
65 PLate spring of non-return valve
70 Silencer, complete
225 Elbow union G 1/2"
242 O-ring
250 O-ring
254 O-ring
256 O-ring
258 O-ring
260 O-ring
280 Allen head screw
282 Allen head screw
284 Allen head screw
288 Allen head screw
294 Allen head screw
296 Allen head screw
312 Allen head screw
338 Hexagon nut