Overhaul Kit, Pfeiffer DUO 120A

PMK024

GBP 1,597.00

Used on Pfeiffer DUO 120A

For complete kit content details see bill of materials below

Part number alternatives: PKE02017-T

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Bill Of Material

Part Number	Description	Quantity	Qty in stock
583569633	Oil Sight Glass, Part# 583569633	1	0
390024	Buffer, Valve, Safety, Pfeiffer, DUO, Part# 390024	1	1
580054	Valve, Stamp, Pfeiffer, DUO, DUO250A, DUO255M(IndexC), DUO120A, Part# 580054	2	2
320525	O-ring, 35x 5 mm - Viton, Part# 320525	2	21
580052	Valve, Compression, Pfeiffer, DUO, DUO250A, DUO120A, DUO125, Part# 580052	1	1
580053	Valve Exhaust, 120A, 250A, 255M, Pfeiffer, DUO, UNO, Part# 580053	1	4
490069	Spring, Vane, Pfeiffer, DUO, DUO120A, DUO 125, Part# 490069	8	0
512107041	Coupling, Pfeiffer, Mink, DUO 120A, DUO 125, Part# 512107041	1	15
520035	Ring Support, DUO 120A-Pfeiffer DUO, Part# 520035	1	0
310149	Seal, Oil, DUO 120A, Pfeiffer, DUO, Part# 310149	2	0
540005	Disc, Coupling, DUO 120A, Pfeiffer DUO, Part# 540005	1	0
560014	Sieve, Cylinder, Pfeiffer, DUO, DUO250A, DUO 255M (Index C), Part# 560014	1	0
320336	O-ring, 94 x 2.5 - Viton, Part# 320336	1	6
250030	Sleeve, Steel, DUO 120, 125-Pfeiffer, DUO, Part# 250030	1	0
700073	Filter, Star shaped Screen, Pfeiffer, DUO, DUO120A, Part# 700073	1	0
440050	Spacer, DUO 120A, Pfeiffer, DUO, Part# 440050	1	0
300206	Gasket, Case, Cork, DUO 120A-Pfeiffer, Part# 300206	1	0
PL23970436	O-ring, 27 x 2.5 mm - Viton, Part# PL23970436	3	0
PL23970129	O-Ring,Viton,65 X 5 MM Part# PL23970129	2	3
4070874	O-ring, 59 x 3.0 mm - Viton, Part# 4070874	1	5
320524	O-ring, 32 x 2.5 mm - Viton, Part# 320524	1	0
300207	Ring, Sealing, Pfeiffer, DUO, Part# 300207	2	0
320523	O-ring, 73 x5 mm - Viton, Part# 320523	1	0
PL23970419	O-ring, 125 x 5 mm - Viton, Part# PL23970419	1	10
23970139	O-ring, 100 x 5 mm - Viton, Part# 23970139	1	313
320522	O-ring, 88 x 5 mm - Viton, Part# 320522	1	0
320521	O-ring, 75.56 x 5.33 mm - Viton, Part# 320521	3	0
23963115	O-ring, 38 x 3 mm - Viton, Part# 23963115	3	2
4070488	O-ring, 28 x 5mm - Viton, Part# 4070488	1	1
4070420	O-ring, 24 x 2.5mm - Viton, Part# 4070420	5	9
4070088	O-ring, 6 x 2.2 mm - Viton, Part# 4070088	5	0
320520	O-ring, 12.5 x 2.5 mm - Viton, Part# 320520	1	0

Specifications

General product classifications

Part Number Cross-Reference	PKE02017-T
Compatible Brands	Pfeiffer
Family	DUO
Compatible Pump Models	DUO120A
Category	Repair Kit
Subcategory	Overhaul Kit
Country of origin	US

Product Details

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

Documents