Lincoln 85631 Service & Operating Manual Download Page 16 | Manualshive

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520-356-000

2/02 Revision A

Page 14

Pilot Valve Assembly Drawing

PILOT VALVE ASSEMBLY PARTS LIST
ITEM

PART NUMBER

DESCRIPTION

QTY

3

252897

Pilot Valve Assembly

3-A

252933

Body, Pilot Valve

1

3-B

252934

Bushing, Pilot Valve

2

3-C

252935

Ring, Spiral Retaining

2

3-D

252936

Spacer

5

3-E

252937

Spool, Pilot Valve

1

3-F

252938

Wiper

6

To order call 1-800-548-1191 or visit www.partdeal.com - [email protected]

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Summary of Contents for 85631

Page 1: ...ist 14 Pilot Valve Servicing 15 Intermediate Assembly Drawing and Parts List 16 Intermediate Assembly Servicing 16 Diaphragm Service Drawing 18 Diaphragm Service Drawing with Overlay 18 Diaphragm Serv...

Page 2: ...To order call 1 800 548 1191 or visit www partdeal com info partdeal com...

Page 3: ...il water and hydraulic fluid resistance Should not be used with highly polar solvents like acetone and MEK ozone chlorinated hydrocarbons and nitro hyrdrocarbons 190 F 88 C 10 F 23 C 50 to 140 F 10 to...

Page 4: ...0 BAR PSI Head 1 2 3 4 5 6 7 0 30 20 25 10 15 5 9 1 6 7 6 3 4 5 1 5 NPSHR FEET METERS 6 10 8 13 5 10 17 12 20 16 27 14 24 18 30 20 33 75 80 PSI 5 44 Bar 60 PSI 4 08 Bar 40 PSI 2 72 Bar 20 PSI 1 36 Ba...

Page 5: ...Page 3 Dimensions with Integral Muffler Dimensions in Inches Dimensional tolerance 1 8 DIMENSION A B Standard Pump 4 1 16 7 1 16 Mesh Muffler 5 3 4 8 3 4 To order call 1 800 548 1191 or visit www par...

Page 6: ...4 Metric Dimensions with Integral Muffler Dimensions in millimeters Dimensional tolerance 3mm DIMENSION A B Standard Pump 103mm 179mm Mesh Muffler 146mm 222mm To order call 1 800 548 1191 or visit ww...

Page 7: ...and strain to the pumping system A surge dampener is recommended to further reduce pulsation in flow AIR SUPPLY Air supply pressure cannot exceed 100 psi 7 bar Connect the pump air inlet to an air su...

Page 8: ...lator Lubricator CAUTION The air exhaust should be piped to an area for safe disposition of the product being pumped in the event of a diaphragm failure INSTALLATION GUIDE Top Discharge Ball Valve Uni...

Page 9: ...n clean or de ice and reinstall Refer to the Air Exhaust section of your pump SERVICE MANUAL What to Check Pumped fluid in air exhaust muffler Corrective Action Disassemble pump chambers Inspect for d...

Page 10: ...containersorothermiscellaneousequipmentmust be grounded WARNING IMPORTANT Read these safety warnings and instructions in this manual completely before installation and start up of the pump It is the r...

Page 11: ...520 356 000 2 02 Revision A Page 9 To order call 1 800 548 1191 or visit www partdeal com info partdeal com...

Page 12: ...ION 252891 AIR END KIT Seals O rings Gaskets Retaining Rings Air Valve Sleeve Spool Spool and Pilot Valve Assembly 271856 WETTED END KIT Hytrel Diaphragm Hytrel Check Balls UHMW Seats Buna Spacer Gask...

Page 13: ...1862 271862 271862 14 Chamber Outer 2 271864 271864 271864 15 Diaphragm 2 271865 252907 272213 16 Diaphragm Overlay 2 252908 17 Elbow Suction 2 271866 271866 271866 18 Elbow Discharge 2 271867 271867...

Page 14: ...Y 1 252894 Main Air Valve Assembly 1 1 A 252925 Body Air Valve 1 1 B 252926 Cap End with o ring 2 1 C 252927 O Ring 8 1 D 252928 Ring Retaining 2 1 E 252929 Sleeve and Spool Set w o rings 1 1 F 252930...

Page 15: ...and spool set item 1 E STEP 3 Reassemblyoftheairvalve Install one end cap item 1 B with an o ring item 1 C into one end of the air valve body item 1 A Install one retaining ring item 1 D into the gro...

Page 16: ...M PART NUMBER DESCRIPTION QTY 3 252897 Pilot Valve Assembly 3 A 252933 Body Pilot Valve 1 3 B 252934 Bushing Pilot Valve 2 3 C 252935 Ring Spiral Retaining 2 3 D 252936 Spacer 5 3 E 252937 Spool Pilot...

Page 17: ...er Apply a light coating of grease to the outside diameter of each wiper Next gently push in the wipers and spacers until they are against the installed retaining ring in the opposite end of the pilot...

Page 18: ...wo retaining rings items 31 using a small flat screwdriver Note It is recommended that new retaining rings be installed Next remove the two plunger bushings items 7 Inspect the bushings for wear or sc...

Page 19: ...520 356 000 2 02 Revision A Page 17 To order call 1 800 548 1191 or visit www partdeal com info partdeal com...

Page 20: ...18 Diaphragm Service Drawing Diaphragm Service Drawing with Overlay 32 6 29 19 15 29 14 12 19 10 15 28 14 10 10 14 28 15 10 32 12 24 6 29 15 16 28 14 12 24 12 To order call 1 800 548 1191 or visit ww...

Page 21: ...llow a minimum of 15 minutes to elapse after torquing then re torque the assembly to compensate for stress relaxation in the clamped assembly Step 5 Installing the diaphragm assemblies to the pump Mak...

Page 22: ...old is removed the check valve components can be seen Inspect the check balls items 2 for wear abrasion or cuts on the spherical surface The check valve seats item 34 should be inspected for cuts abra...

Page 23: ...flooded suction condition pipe the exhaust higher than the product source to prevent siphoning spills See illustration 3 at right CONVERTINGTHE PUMP FOR PIPINGTHE EXHAUST AIR The following steps are...

Page 24: ...To order call 1 800 548 1191 or visit www partdeal com info partdeal com...

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