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Overhaul Kit, Pfeiffer UNO 250A

Overhaul Kit, Pfeiffer UNO 250A

PMK026
EUR 1,937.00
Used on Pfeiffer UNO 250A

For complete kit content details see bill of materials below

Part number alternatives: PKE02020-T

1 In Stock

Click For Availability
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Stückliste
Part Number Description Quantity Qty in stock
490075 Schieberfeder,DUO 250A/255M 2 14
583569633 Ölschauglas 1 3
520036 Stützring 1 1
380050 Ventilsitz 1 6
300215 Gehäusedichtung, Kork,UNO/DUO 250A 1 3
0512000116 Zahnkranzkupplung, Rotex 55 - Artikel-Nr. 0512000116 1 2
300214 Ringdichtung,UNO250A,DUO250A/255M 2 15
250031 Hülse, Stahl,DUO 250/255 & UNO 250 1 6
390024 Ventilpuffer 1 2
580053 Auslassventil,120A,250A,255M 3 4
440055 Abstandshalter,UNO/DUO250 1 1
230094 Lamelle,Stg 1,GX,UNO250,DUO250/255 2 5
310152 Wellendichtung,Viton,Einfache Lippe 2 12
4070259 O-Ring,Viton,15 X 2.5MM 3 34
4070088 O-Ring,Viton,6 x 2.2 mm 7 34
4070333 O-Ring,VIT.19X2.5MM,UNO/DUO1.5 2 8
4070420 O-Ring,Viton,24 X 2.5MM 5 20
PL23970504 O-Ring,Viton,55 X 5 MM 2 4
4070621 O-Ring,Viton,38x3.0mm 4 8
320538 O-Ring,Viton,85X5mm 1 4
PL23970419 O-Ring,Viton,125 X 5 MM 3 11
02106062 O-Ring,Viton,107.32 x 5.33mm,ISO 100 4 27
48656700 O-Ring,Viton,140 X 5 MM 1 9
PL23970129 O-Ring,Viton,65 X 5 MM 2 9
48655900 O-Ring,Viton,44 X 3 MM 1 29
320525 O-Ring,Viton, 35x 5 mm 2 21
4070542 O-Ring,Viton,32 X 3MM 2 9
Spezifikationen

General product classifications

Part Number Cross-Reference PKE02020-T
Compatible Brands Pfeiffer
Family UNO
Compatible Pump Models UNO250A
Category Repair Kits
Subcategory Overhaul Kits
Country of origin US
Produktdetails

Pfeiffer - Oil Sealed, Two Stage Rotary Vane Pumps

  • DUO 120A – standard version
  • DUO 125 (Index B) – standard version
  • DUO 125M – magnetic coupling
  • UNO/DUO 250A – standard version
  • DUO 255M (Index C)  – magnetic coupling

* MC version – Corrosive gas application (with magnetic coupling)

Oil Change:

The maintenance schedule of operating fluid depends on application and location of pump. The oil must be changed if:

  • Ultimate pressure is no longer attainable
  • Oil appears contaminated, milky, or cloudy when viewed through sight glass
  • Oil is discolored

Oil Capacity:

  • DUO 120 - 13 liter
  • DUO 125 - 14 liter
  • UNO 250 - 30 liter
  • DUO 250 - 23 liter
  • DUO 255 - 25 liter

Maintenance Intervals:

Daily:

  • Check operating fluid levels
  • Check for leaks

As required (at least annually):

  • Change operating fluid
  • Disassemble casing, sight glass and pumping system and clean casing outside (without cleaning agent)
  • Clean gas ballast valve & silencer
  • Clean motor fan cap

As required (at least every 2 years):

  • Disassemble the pump, clean & exchange seal and wearing parts

As required (at least every 4 years):

  • Carry out work in accordance with maintenance and additionally
    • Change vanes
    • Change valves, springs, and sight glass
    • Change silencer nozzle
    • Check coupling and exchange is necessary

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