Binks Gemini II 41-818810 Service & Operating Manual Download Page 5

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41-818810sm-rev0812

Model 41-818810

Dimensions in Inches. (metric dimensions in brackets)

Dimensional tolerance: ±1/8" (±3mm)

16.63

4X .38

2.00

20.47

520

11.44

291

2.12

21.75

553

14.41

366

2.12

5.59

142

DISCHARGE PORT

1 1/2" NPT

SUCTION PORT

1 1/2" NPT

7.00

178

9.88

251

12.09

307

8.00

203

4X .50

AIR INLET

3/4" NPT

EXHAUST PORT

1"NPT

16.63

4X .38

2.00

20.47

520

11.44

291

2.12

21.75

553

14.41

366

2.12

5.59

142

DISCHARGE PORT

1 1/2" NPT

SUCTION PORT

1 1/2" NPT

7.00

178

9.88

251

12.09

307

8.00

203

4X .50

AIR INLET

3/4" NPT

EXHAUST PORT

1"NPT

16.63

4X .38

2.00

20.47

520

11.44

291

2.12

21.75

553

14.41

366

2.12

5.59

142

DISCHARGE PORT

1 1/2" NPT

SUCTION PORT

1 1/2" NPT

7.00

178

9.88

251

12.09

307

8.00

203

4X .50

AIR INLET

3/4" NPT

EXHAUST PORT

1"NPT

1: PUMP

SPECS

Summary of Contents for Gemini II 41-818810

Page 1: ...echnical Support 800 992 4657 Toll Free Fax 888 246 5732 2 00 51 11 44 291 2 12 54 SUCTION PORT 1 1 2 NPT Quality System ISO9001 Certified Environmental Management System ISO14001 Certified Certified...

Page 2: ...pump should be flushed after each use to prevent damage In freezing temperatures the pump should be completely drained between uses Before pump operation inspect all fasteners for loosening caused by...

Page 3: ...g Guide SECTION 3 Exploded View 6 Composite Repair Parts Drawing Composite Repair Parts List SECTION 4 Air End 8 Air Distribution Valve Assembly Pilot Valve Assembly Intermediate Assembly SECTION 5 We...

Page 4: ...lorinated hydrocarbons and nitro hydrocarbons 190 F 88 C 10 F 23 C Santoprene Injection molded thermoplastic elastomer with no fabric layer Long mechanical flex life Excellent abrasion resistance 275...

Page 5: ...00 203 4X 50 13 AIR INLET 3 4 NPT EXHAUST PORT 1 NPT 16 63 4X 38 10 2 00 51 20 47 520 11 44 291 2 12 54 21 55 14 41 366 2 12 54 5 59 142 DISCHAR 1 1 2 NP SUCTION PORT 1 1 2 NPT 7 00 178 9 88 251 12 09...

Page 6: ...a result of the suction stroke The suction stroke lowers the chamber pressure P3 increasing the chamber volume This results in a pressure differential necessary for atmospheric pressure P4 to push the...

Page 7: ...n air line lubricator set to deliver one drop of SAE 10 non detergent oil for every 20 SCFM 9 4 liters sec of air the pump consumes Consult the Performance Curve to determine air consumption Air Line...

Page 8: ...flow Deadhead system pressure meets or exceeds air supply pressure Increase the inlet air pressure to the pump Pump is designed for 1 1 pressure ratio at zero flow Does not apply to high pressure 2 1...

Page 9: ...Diaphragms PTFE Manifold O rings Conductive PTFE Seals for metal seats 41 718859 Ball and Seat Kit 316 Stainless Steel Check Balls 316 Stainless Steel Check Valve Seats Conductive PTFE Seals for metal...

Page 10: ...1 25 8 14 Chamber Outer 2 15 Chamber Inner 2 16 Diaphragm 2 17 Diaphragm Overlay 2 18 Gasket Air Valve 1 19 Gasket Pilot Valve 1 20 Gasket Air Inlet 1 21 Gasket Inner Chamber 2 22 Manifold Suction 1...

Page 11: ...E Cap End 2 1 F Hex Head Capscrew 1 4 20 x 75 8 Air Distribution Valve Servicing See repair parts drawing remove screws Step 1 Remove hex cap screws 1 F Step 2 Remove end cap 1 E and bumper 1 C Step...

Page 12: ...l 4 D from sleeve 4 B inspect O Rings 4E replace if required Step 4 Lightly lubricate O Rings 4 C and 4 E Reassemble in reverse order Pilot Valve Assembly Parts List Item Description Qty 4 Pilot Valve...

Page 13: ...7 inspect for wear and replace if necessary with genuine parts Step 4 Remove O Ring 26 inspect for wear and replace if necessary with genuine parts Step 5 Lightly lubricate O Ring 26 and insert into...

Page 14: ...41 818810sm rev0812 11 Diaphragm Service Drawing with Overlay Torque Plate to Plate 480 in lbs Torque Plate to Plate 480 in lbs 600 in lbs Santoprene 5 WET END...

Page 15: ...mmended No lubrication is required Step 4 Push the threaded outer diaphragm plate through the center hole of the diaphragm Note Most diaphragms are installed with the natural bulge out towards the flu...

Page 16: ...International Blvd Glendale Heights IL 60139 Certifies that BINKS models 41 818810 41 818820 41 818822 41 818830 41 818823 41 818836 Air Operated Double Diaphragm Pump comply with the European Communi...

Page 17: ...tion Designations see page 2 back Manufacturer BINKS 195 International Blvd Glendale Heights IL 60139 Applicable Standard EN13463 1 2001 EN13463 5 2003 KEMA Quality B V Utrechtseweg 310 6812 AR Arnhem...

Page 18: ...Conductive Fluids Type Certificate No Pumps KEMA 09ATEX0072 X BINKS Models 41 818810 41 818820 41 818822 41 818830 41 818831 41 818836 II 2 G c T5 II 3 2 G c T5 II 2 D c T100o C KEMA 09ATEX0072 X KEM...

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