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PFD2/PFS2 – MAINTENANCE KITS

 

INDEX 

DATE 

N° 

03 

26/06/01 

DC02020US 

 

 

SAINT-GOBAIN PERFORMANCE PLASTICS ASTI

 

41 boulevard des Bouvets 
F- 92000 NANTERRE 
Tel:  +33 (0) 1.55.68.59.59 
Fax:  +33 (0) 1.55.68.59.68 
http://www.astipure.com 
http://www.plastics.saint-gobain.com 
 
 

PFD2 PUMP (SERIES 3) – MAINTENANCE KITS 

 
PART 
NUMBER 

DESIGNATION 

QUANTITY 

 

 

 

 

 

 

 

 

AIR PFD2  LIQ PFD2  MEC PFD2  PM PFD2 

 

 

 

 

 

 

1028 

CAP 

 

 

 

1720 

FLAT PLATE O.RING  

 

 

 

2464 

FEP MANIFOLD O.RING 

 

 

2701 

SHUTTLE VALVE 

 

 

2724 

VITON BELLOW O.RING 

 

 

2729 

C-PEEK 5 x 50 PLATE SCREW 

 

 

 

2738 

FEP BODY O.RING 

 

 

2759 

PFD2 LIP SEAL 

 

 

2760 

PFD2 BELLOW WITH INSERT 

 

 

2761 

CENTRAL SHAFT 

 

 

6512 

BALL VALVE 

 20 

 

 

7135F 

SHAFT COMPOSITE O.RING 

 

 

7139 

PNEUMATIC VITON O.RING 

 

 

 

7185 

1/4" EXHAUST SILENCER 

 

7220 

PFD1/2 PTFE SLEEVE 

 

 

 

 
 

PFS2 PUMP – MAINTENANCE KIT P/N “PM PFS2” 

 
PART 
NUMBER 

DESIGNATION 

QUANTITY 

 

 

 

1028 

CAP 

1720 

FLAT PLATE O.RING  

2464 

FEP MANIFOLD O.RING 

2701 

SHUTTLE VALVE 

2724 

VITON BELLOW O.RING 

2729 

C-PEEK 5 x 50 PLATE SCREW 

2738 

FEP BODY O.RING 

2759A 

PFS2 VALVE SEAT 

2760S 

PFS2 ROUNDED SPIRES BELLOW WITH INSERT 

2761 

CENTRAL SHAFT 

6512 

BALL VALVE 

 20 

7135F 

SHAFT COMPOSITE O.RING 

7139 

PNEUMATIC VITON O.RING 

7185 

1/4" EXHAUST SILENCER 

7220 

PFD1/2 PTFE SLEEVE 

Summary of Contents for PFD2

Page 1: ...uarters Factory 41 boulevard des Bouvets E A D A C des Berthilliers F 92741 NANTERRE CEDEX F 71850 CHARNAY LES MACON Tel 33 0 1 55 68 59 59 Tel 33 0 3 85 20 27 00 Fax 33 0 1 55 68 59 68 Fax 33 0 3 85...

Page 2: ...5 V 1 Trouble shooting V 2 Preventive maintenance V 2 1 Continuous operation V 2 2 Intermittent operation V 3 Comments VI Dismantling and Repair 6 VI 1 How to dismantle VI 2 Examination VI 3 Stripping...

Page 3: ...e from one side of the pump to the other The pump is self priming and has four balls which seat on lip seals check valves The pumping frequency of a bellows pump is much slower than an equivalent diap...

Page 4: ...arrangement drawing see appendix APP 2 EXT This drawing also shows the overall dimensions of the pump etc The pump must be positioned on its feet If not the check valves will not seat correctly and t...

Page 5: ...the speed by adjusting the needle valve Before using the pump with chemicals please check The body rings P N 2742 and the 4 manifold nuts are tight The air nitrogen supply is dry clean and between 29...

Page 6: ...lter recirculation systems Pharmaceuticals and Chemicals Chemical injection and sampling IV 5 Limitations of use The standard pumping speed of the PFD2 PFS2 is about 120 strokes min The following shou...

Page 7: ...lways be replaced together During routine maintenance checks examine the following parts and change them if necessary Bellows P N 2760 PFD or 2760S PFS Shuttle valve P N 2701 Viton bellow O ring P N 2...

Page 8: ...0 2 Replace with a new factory assembled shuttle valve P N 2701 3 Carefully tighten the 2 fastening screws Do not overtighten 4 Test with compressed air nitrogen Re tighten if necessary VI 3 2 Replaci...

Page 9: ...N 1028 11 Remove the 4 C PEEK plate screws P N 2729 12 Remove the 4 composite rings P N 7135F from plates P N 2741 and 2746 13 Clean the plates and the core P N 2740 by removing the dust from previou...

Page 10: ...he ring against the O ring positioning tool P N 1641 and insert it in the groove To install the ring on the outer side Figure 3 insert the shorter side of the O ring positioning tool through the inner...

Page 11: ...operation for the 4 sets of rings 15 Fit the plates and the body rings P N 2742 on the core tighten moderately the screws P N 2729 insert first the O ring P N 1720 under the screw head 16 Fit new pla...

Page 12: ...nch NB This chapter does not concern PFD S2 G pumps that have no manifold seals VI 3 7 Replacing other parts When dismantling the pump or control unit for service components found damaged should be re...

Page 13: ...Z BODY O RING 2 2 2740 CORE 1 1 2741 H BLADED PLATE 1 1 2742 BODY RING 2 2 2742T PFD2 TEFZEL BODY RING 2 2 2746 V BLADED PLATE 1 1 2747 STOP PLUG 1 1 2748 PFD2 PFA BODY 2 2 2748G PFD2 TG PFA BODY 2 2...

Page 14: ...BODY O RING 2 2 2759 PFD2 LIP SEAL 4 4 2760 PFD2 BELLOW WITH INSERT 2 2 2761 CENTRAL SHAFT 1 1 6512 BALL VALVE 20 4 4 7135F SHAFT COMPOSITE O RING 4 4 7139 PNEUMATIC VITON O RING 6 7185 1 4 EXHAUST S...

Page 15: ...E SCREW 2 2759 PFD2 LIP SEAL 4 2760 PFD2 BELLOW WITH INSERT 2 2761 CENTRAL SHAFT 1 6512 BALL VALVE 20 4 7135F SHAFT COMPOSITE O RING 4 7139 PNEUMATIC VITON O RING 6 7185 1 4 EXHAUST SILENCER 2 7220 PT...

Page 16: ...CE DATE DESIGNATION FM 18 06 01 ASTIPUR m 01 leva Bouvets F Nanter Cedex FRANCE Te 0 0 1 1 2 3 1 1 Fa 4 0 0 1 1 2 3 1 2 3 2740 A 4 N 4 O K 2 4 4 5 4 G 4 P 4 F 4 H 4 6 4 M 4 4 D 4 2 1 4 6 4 1 F C B E 2...

Page 17: ...Shuttle valve B V bladed plate C H bladed plate D Stopper E Central shaft F Bellow G Manifold O ring H Body O ring I Lip seal J Inlet manifold K Outlet manifold L Nut M Cap N Exhaust silencer O Body r...

Page 18: ...PURE 2 APP 2 EXT 00 S S S SG G G GP P P PP P P PL L L L A A A AS S S ST T T TI I I I 41 Boulevard des Bouvets F 92741 Nanterre Cedex FRANCE Tel 33 0 1 55 68 59 59 Fax 33 0 1 55 68 59 68 152 3mm 5 99 2...

Page 19: ...iPure PFD2 pump flow rate characteristics 0 0 5 1 1 5 2 2 5 3 3 5 4 4 5 250 450 650 850 1050 1250 1450 Flow rate l h Discharge head bar Air supply 5 bar Air supply 4 bar Air supply 3 bar Air supply 2...

Page 20: ...Pure PFS2 pump flow rate characteristics 0 0 5 1 1 5 2 2 5 3 3 5 4 4 5 0 200 400 600 800 1000 1200 1400 Flow rate l h Discharge head bar Air supply 5 bar Air supply 4 bar Air supply 3 bar Air supply 2...

Page 21: ...SG G G GP P P PP P P PL L L L A A A AS S S ST T T TI I I I 41 Boulevard des Bouvets F 92741 Nanterre Cedex FRANCE Tel 33 0 1 55 68 59 59 Fax 33 0 1 55 68 59 68 VANNE DE REGLAGE VALVE VANNE D ARRET ST...

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