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Anest Iwata OCX-22 Instruction Manual

Maintenance tools and fixtures
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Instruction Manual
Maintenance Tools and Fixtures
OCX-22
This instruction manual includes very important warnings, cautions and operating
procedure in order to operate this pump safely and efficiently.
Be sure to read this instruction manual thoroughly and fully understand before
operation.
After reading it, store it in a convenient place for immediate and future reading.

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Summary of Contents for Anest Iwata OCX-22

  • Page 1 Instruction Manual Maintenance Tools and Fixtures OCX-22 This instruction manual includes very important warnings, cautions and operating procedure in order to operate this pump safely and efficiently. Be sure to read this instruction manual thoroughly and fully understand before operation.

  • Page 2: Important Information

    Important information This is the instruction manual of exclusive tools (OCX-22) which are used when you maintain and inspect oil-free scroll vacuum pumps ISP-1000. Be sure to read this instruction manual as well as instruction manual for the related scroll vacuum pumps in order to correctly understand its operation, functions and maintenance.

  • Page 3: Table Of Contents

    Contents Important information ............. 1 Contents ................... 2 1. For safe operation ............... 3 2. Names of Fixtures and Tools (OCX-22) ......4 4. How to use ................5 5. Annually or every 8000 hours maintenance and inspection ................8 6.

  • Page 4: For Safe Operation

    1. For safe operation As the points below are very important for safe operation, be sure to fully read and understand before inspection and maintenance, and operate correctly. WARNING Danger of body injury, explosion and ignition Do not evacuate gas which is hazardous to humans or explosive, flammable, or corrosive. Do not evacuate with substances containing chemicals, solvents, and powders.

  • Page 5: Names Of Fixtures And Tools (Ocx-22)

    2. Names of Fixtures and Tools (OCX-22) Washer M10, M12 × 2 Hex. Nut M10, M12 Hex. socket head bolt M10 L110 Whole thread M12 L20 M12 L120 Whole thread Fixture 11 Fixture 12, 18 Fixture 10, 13, 14 Fixture 1,15...

  • Page 6: How To Use

    3. Preparation 3.1 Check the product (OCX-22) ①Check that model name is as you ordered (Model name is attached to side of package). ②Check that there is no shortage or damage. If so, contact the distributor who sold it to you.
  • Page 7 Maintenance standards Parts Remarks Where to inspect Annually or Every 2 years or Vapor pumping Every 8000hr Every 16000hr Every 400 times Grease Supply with ／ △ Needle bearing [FS(2)] ○ △ Bearing kit Grease ／ △ Needle bearing [OS] ○...
  • Page 8 4.2 Necessary items for maintenance Prepare the following items before maintenance. 1. Block （ l arge ） 2pcs. (70mm×70mm×length 350mm wood which does not damage pump) 2. Block （ s mall ） 1pc. (20mm×10mm×length 250mm wood which does not damage pump) 3.

  • Page 9: Annually Or Every 8000 Hours Maintenance And Inspection

    5. Annually or every 8000 hours maintenance and inspection 5.1 Disassembly WARNING Danger of body injury, explosion and ignition Do not evacuate gas which is hazardous to humans or explosive, flammable, or corrosive. Do not evacuate with substances containing chemicals, solvents, and powders. If done, it can cause failure or bodily injury by gas, explosion or ignition.
  • Page 10 Important Rotate Motor shaft by hand and check the smooth rotation. If rotation is not smooth with some resistance, check Motor bearings and Motor, and replace it if something goes wrong. 5.1.3 Disassembly of Body set ①Place Body set with FS(1) downwards on 2 blocks (wood which height is over 70mm).
  • Page 11 Important ・ W hen pulling FS(2) and OS, pay attention not to damage Needle bearing or Shaft seal with angle of Key groove of Crank shaft. ・ ・ ・ ・ W hen you cannot pull OS due to damaged OS Needle bearing, first do ⑤ ⑤ ⑤ ⑤ item , pull Crank shaft and OS at the same time, and separate OS and Crank shaft from FS(2) side .
  • Page 12 Important ・ I f you feel resistance when removing Tip seal, dust will attach to side and groove of Tip seal. Wipe out dust from the groove and Tip seal by using clean cloth and bamboo spatula. 5.4 Maintenance of FS(1) 5.4.1 Remove Bearing set(1) ①Remove Hex.
  • Page 13 5.4.3 Clean FS(1) ①Wipe out dust on the place where Bearing of FS(1) and Shaft seal(1) enter. ・Wipe out dust on wall and bottom of scroll wrap, inside the Inlet Flange and Inlet Filter with clean cloth. ・Wipe out dust on side and bottom of Tip seal groove by using clean cloth and bamboo spatula.
  • Page 14 ③Turn Hex. nut and fit Shaft seal(1) . ④Wipe out extruded LOCTITE with clean cloth. M10 Hex. socket Hex. nut head bolt Washer Fixture 5 Fixture 2 Fixture 15 Shaft seale(1) Pay attention to Fixture 1 direction. Pay attention to Full grease 0.1ml direction.
  • Page 15 CAUTION Danger of shorter operating lifetime and Bearing failure Be sure to use ISP exclusive grease for Bearings. ※ ※ ※ ※ M ixing with other oil can shorten grease lifetime and damage Bearings. Use ISP exclusive grease 5.4.6 Fit Bearing set(1) ・Wipe out dust and grease attached to Bearing set(1).
  • Page 16 5.4.9 Fit Miniature ball bearings of Pin crank ・Insert Miniature ball bearings into Pin crank as shield side becomes exterior. Hold side of Pin crank wide 19mm by spanner and tighten by screw with slight amount of LOCTITE 242 or 542. ・Fit Pin crank set and tighten by screw with slight amount of LOCTITE 242 or 542.
  • Page 17 5.5.3 Clean FS(2) ①Wipe out dust on the place where Shaft seal(2) of FS(2) and G-seal enter, with clean cloth. ・Wipe out dust on wall and bottom of scroll wrap with clean cloth. ・Wipe out dust attached to side and bottom of Tip seal groove by using bamboo spatula covered with clean cloth so as not to damage the groove.
  • Page 18 M10 Hex. socket head bolt Hex. nut Fixture 5 Washer Stepped section Fixture 6 Fixture 7 G-seal Pay attention to Pay attention to Fixture 4 direction. direction. Full grease 0.1ml Important ・ ・ ・ ・ P ay attention to directions of Fixtures and G-seal. Side of G-seal where you can see spring faces Bearing.
  • Page 19 Important ･ ･ ･ ･ Be sure to use clean rubber gloves when applying grease to Needle bearing. ･ ･ ･ ･ Apply grease a bit more to both roller and cages which are somewhat worn, different from new Bearing. 5.5.7 Fit Tip seal ・Fit new Tip seal in the same way as 5.7.
  • Page 20 M12 Hex. socket head bolt Hex. nut Washer Fixture 12 Fixture 11 Fixture 10 Needle bearing Sleeve(1) Length 17mm Fixture 14 G-seal Fixture 13 Pay attention to direction. Full grease 0.1ml Important ・ ・ ・ ・ P ay attention to directions of Fixtures and G-seals. G-seal Side of G-seal where you can see spring faces Bearing.
  • Page 21 CAUTION Danger of shorter operating lifetime and Bearing failure Be sure to use ISP exclusive grease for Bearings. ※ ※ ※ ※ M ixing with other oil can shorten grease lifetime and damage Bearings. Use ISP exclusive grease Important ･ ･ ･ ･ Be sure to use clean rubber gloves when applying grease to Needle bearing. ･...
  • Page 22 Cap (Exhaust valve) Exhaust valve Fit after Break-in operation. Cap （ I ntermediate valve ） Dimple Intermediate valve Cap (Exhaust valve) Screw O-ring Spring Exhaust valve Important ・ ・ ・ ・ F it Exhaust valve and Spring to FS without gradient against seal surface. ・...
  • Page 23 Air flush kit 5.12 Assembly Assemble in reverse order of disassembly. 5.12.1 Assemble Body set Crank shaft ①Place 2 blocks (wood which height is over 55mm) on horizontal workbench and FS(1) on the top of them. ・Fit Crank shaft vertically to FS(1). FS(1) Important When fitting Crank shaft to FS(1), pay attention not to damage Bearing and Shaft seal with the...
  • Page 24 ③Put the FS(2) Insert guide on the Crank shaft. Fit new O-ring to FS(2), fit it to FS(1) and tighten the Hex. socket head bolts. Tightening torque 14.7±0.7 N･ ･ ･ ･ m（ （ （ （ 150±7kgf･ ･ ･ ･ cm) Hex.
  • Page 25 Body set Washer Washer Hex. socket head bolt Hex. wrench Parallel key Fan (1) (Size 24mm) Tightening torque 19.6N･ ･ ･ ･ m（ （ （ （ 200±7kgf･ ･ ･ ･ cm) Important Turn Fan(2) by hand and check that it turns smoothly (a little bit heavier than rotating resistance checked in Disassembly 5.1.1) If rotation is heavy, disassemble again and check that Tip seal does not come off.
  • Page 26 5.12.3 Fit Fan cover ・Apply slight amount of LOCTITE 242 or 542 to the thread section of Hex. socket head bolts. ・Tighten Fan cover and Cover plate(2) together with the bolts. 5.13 Break-in operation Be sure to do break-in operation (refer to 6.12).

  • Page 27: Every Two Years Or Every 16000 Hours Maintenance And Inspection

    6. Every two years or every 16000 hours maintenance and inspection 6.1 Disassembly Disassemble in the same way as 5.1. 6.2 Replace O-ring Replace O-ring in the same way as 5.2. 6.3 Remove Tip seal Remove Tip seal in the same way as 5.3. 6.4 Maintenance of FS (1) Regarding G-seal and Shaft seal do in the same way as 5.4.2～5.4.5.
  • Page 28 M12 Hex. socket head bolt Hex. nut Fixture 18 Washer Pay attention to direction. Fixture 9 Ball bearing Fixture 17 Bearing case Pay attention to direction. 6.4.5 Fit Bearing set (1) Fit Bearing set(1) in the same way as 5.2. 6.4.6 Fit Tip seal Fit new Tip seal in the same way as 5.7.
  • Page 29 6.5.3 Clean FS(2) ・Clean FS(2) in the same way as 5.5.3 ①. 6.5.4 Fit FS(2) Needle bearing M10 Hex. socket ①Insert new Needle bearing to Fixture 4. head bolt Hex. nut Fixture 5 ②Insert Fixture 6 to Fixture 5 and fit them to FS(2) Washer from scroll side .
  • Page 30 6.5.6 Fit Tip seal Fit new Tip seal in the same way as 5.7. 6.6 Maintenance of OS 6.6.1 Remove G-seal and Needle bearing ①Remove G-seal in the same way as 5.6.1. ②Insert 2 pcs. of Fixture 8 to Needle bearing of OS. Fit short M12 Hex. socket head bolts with Washer into Fixture 8 from the opposite side.
  • Page 31 6.6.3 Fit Needle bearing ①Insert new Needle bearing to Fixture 13 and fit to one side of OS. Fit Fixture 10 from the opposite side. ②Insert Fixtures 11 and 12 in this order to Fixture 10 and screw M12 Hex. socket head bolts with Hex.
  • Page 32 CAUTION Danger of shorter operating lifetime and Bearing failure Be sure to use ISP exclusive grease for Bearings. ※ ※ ※ ※ M ixing with other oil can shorten grease lifetime and damage Bearings. Use ISP exclusive grease 6.6.6 Fit Tip seal Fit new Tip seal in the same way as 5.7.
  • Page 33 Important ・ ・ ・ ・ U se LOCTITE 242 or 542 ( medium strength ). ・ ・ ・ ・ A pply slight amount of LOCTITE to thread section. ・ ・ ・ ・ W ipe out extruded LOCTITE with clean cloth. 6.12 Assembly ・Do in the same way as 5.12.
  • Page 34 ⑧After break-in running, clean up inside the pump. Follow the procedure in 5.1.1~5.1.3. Clean up inside the pump and blow out. ⑨Wipe out dust at Exhaust valve hole with clean cloth in the same way as 5.8, blow out with air and fit Exhaust valve. ⑩Apply ISP exclusive grease to roller at OS Needle bearings and FS(2) Needle bearings.

  • Page 35: Fixture Combination Chart

    7. Fixture combination chart Fixture No. 1. Remove Shaft seal ○ ○ FS(1) 2. Fit Shaft seal ○ ○ ○ ○ 3. Fit G-seal ○ ○ ○ 4. Fit Shaft seal ○ ○ ○ ○ FS(2) 5. Fit G-seal ○ ○ ○ ○ 6.
  • Page 36 (31) Ball bearing [ FS(1) ] No.302 supplied by Bearing kit (37) O-ring [ Pin crank ] No.302 supplied by Bearing kit (53) Spider No.302 supplied by Bearing kit (67) Screw No.302 supplied by Bearing kit (67) Screw No.305 supplied by Pin crank kit (82) Housing No.306 supplied by Air flush kit...

  • Page 37: Extended Drawing

    9. Extended Drawing □ ○ ○ □...
  • Page 38 3176,Shinyoshida cho, Kohoku-Ku, Yokohama 223-8501, Japan Tel +81 (0) 45-591-1112 Manual No.V079-00 Fax +81 (0) 45-591-1539 Code No.08815730 http://www.anest-iwata.co.jp/...

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