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INSTRUCTION

WARNING AND CAUTION

PLEASE READ BEFORE OPERATION

While reading your manual, please pay close attention to areas labeled: 

WARNING AND CAUTION. 

The description of each is found below.

WARNING

Warnings are given where failure to observe instruction could 

result  in injury or death to people.

CAUTION

Cautions are found where failure to observe the instruction could 

result in damage to the equipment, associated equipment and 

process.

These units conform to the SI International system of units of measurement.

The following symbols (with recommendation of IEC1010 ) of warning will be found on the pump.

 

Caution - Refer to accompanying documents

 

Caution - Risk of electrical shock

 

Caution - Hot surface

WARNING

Motor includes a self resetting thermal cutout and the pump could 

restart without actuation under fault condition.

Содержание DUOSEAL 1402B-01

Страница 1: ...will build up in the pump with the potential of the pump body bursting and causing possible injury to personnel in the area WELCH ILMVAC Part No 67 2069 Printed in USA Welch Ilmvac 5621 W Howard Stree...

Страница 2: ...tions are found where failure to observe the instruction could result in damage to the equipment associated equipment and process These units conform to the SI International system of units of measure...

Страница 3: ...el 10 3 30 Shaft Seal Replacement 10 3 40 Repairing Oil Leaks 11 3 50 Repairing Vacuum Leaks 11 3 60 Drive Problems 11 Section 04 Trouble Shooting Guide 4 10 Poor Vacuum Readings 12 4 20 Noisy Pump 12...

Страница 4: ...to drive your particular pump at the recommended speed 1 13 Pump Location The pump should be located preferably in a clean and well ventilated area and adequate space should be provided wherever poss...

Страница 5: ...creates an impedance to the flow of gas This is particularly true at low pressures in the millitorr range where the gas flow is substantially molecular in character The gas flow is then dependent upo...

Страница 6: ...with the function and action of the pump which you have now required Remove the intake and exhaust port plugs and temporarily provide a stopper for the intake and a dust cap for the exhaust Review the...

Страница 7: ...ir though the gas ballast valve to the mixture of vapor and gas being compressed the pressure required for delivery past the exhaust valve is reached with a considerably smaller reduction of the volum...

Страница 8: ...rich in hydrogen and observing a sudden change in pressure on an electrical gauge The difference in calibration of these gauges for air and other gases will produce a distinct change in the pressure...

Страница 9: ...system The required frequency of changes will vary with the particular system Experiences with the process will help you determine the normal period of operation before an oil change is required 3 103...

Страница 10: ...rubber stopper Turn the pump on and run the pump for 10 minutes Close the gas ballast 8 Check the vacuum reading of the pump by connecting a thermocouple gauge tube to the pump s intake If the pump is...

Страница 11: ...ng surfaces cleaned of any nicks 3 50 Repairing Vacuum Leaks 3 501 Surface Preparation Good Vacuum seals are an essential and important attribute of a good mechanical pump A good seal is dependent upo...

Страница 12: ...t a forced oil flush 5 If noise level is still unsatisfactory consult with WELCH Technical Service at 847 676 8800 Ext 1 4 30 Excessive Oil Mist 1 Check oil level Maintain the level between the two li...

Страница 13: ...cal Requirements 2 60Hz Electrical Requirements 3 1 Phase Replacement Parts Shaft Seal Lip Seal 1401D 01 Shaft Seal Mechanical Seal 1401D Air Filter Screen 41 0660 Intake Chamber Cover Gasket 41 0234...

Страница 14: ...14 Section 6 DIMENSIONAL DRAWING...

Страница 15: ...nge High RPM direct drive vacuum pumps on the other hand experience a rapid fall off of pumping speed below 100 microns A comparison of the DuoSeal pumping speed curves shown below versus high RPM pum...

Страница 16: ...tion 8 EXPLODED VIEW 1 46 34 5 24 31 52 53 15 27 46 5 24 51 25 49 30 6 28 12 8 39 29 40 44 35 54 41 42 11 43 45 10 12 50 9 26 28 36 25 33 23 7 55 22 57 56 4 2 16 47 3 32 59 14 13 20 18 17 38 48 58 19...

Страница 17: ...75 SETSCREW 1 4 20 x 2 25 LG 16 1 41 0234 1 1 GASKET INTAKE CHAMBER COVER 46 6 41 2363 WASHER 5 16 ID x 1 2 OD 17 1 41 0403 1 1 GASKET OIL CASE 47 1 41 2757 LOCK NUT 18 1 41 0508 1 1 WASHER THRUST 48...

Страница 18: ...101 Parts List for Model 61 8101 Item Qty P N Description 1 2 61 2229A Oil Window Glass 2 1 61 2278 Drain Valve 3 2 61 2370 Oil Window Cover 4 1 61 8833 Oil Case Machined 5 4 62 1014 Screw 8 32x3 8 Fl...

Страница 19: ...ust Filter Use with pump model Dimension Catalog Number Diameter Height Filter Replacement Element 1392 1399 1400 1376 1380 1402 1400 1397 1374 2 5 5 5 2 5 6 25 9 1417L 1417G 1417H 01 1417L 1417G 1417...

Страница 20: ...1922 Cat No 1 Element must be ordered with trap A2 Distance between ISO NW inlet and outlet connections Dry Ice Cold Traps Removable 3 quarter center well for dry ice alcohol slurry do not use acetone...

Страница 21: ...best of our knowledge the above listed component is not hazardous according to OSHA 1910 1200 or one or more state right to know lists SECTION 3 HAZARDS IDENTIFICATION Major Route of Entry Skin conta...

Страница 22: ...rotection in Section 8 of this MSDS Inhalation Vaporization is not expected at ambient temperatures This material is not expected toques inhalation related disorders underanticipated conditions of use...

Страница 23: ...ion in Section 8 and Disposal Considerations in Section 13 of this MSDS Do not touch damaged containers or spilled material unless wearing appropriate protective equipment Slipping hazard do not walk...

Страница 24: ...if splashing or spraying conditions are present Protective clothing may include long sleeve outer garment apron or lab coat If significant contact occurs remove oil contaminated clothing as soon as po...

Страница 25: ...have low acute and sub acute toxicities in animals Effects from single and short term repeated exposures to high concentrations of mineral oil mists well above applicable workplace exposure levels inc...

Страница 26: ...ntory This product and or its components are listed on the Toxic Substance Control Act TSCA Inventory SARA 302 304 The Superfund Amendments and Reauthorization Act of 1986 SARA Title III requires Faci...

Страница 27: ...remarks SECTION 16 OTHER INFORMATION Revision 4 Revision Date 11 11 03 ABBREVIATIONS AP Approximately EQ Equal GT Grater Than LT Less Than NA Not Applicable ND No Data NE Not Established ACGIH America...

Страница 28: ...or possession does not convey any rights to loan sell or otherwise disclose said information reproduction or use of said information for any purpose other than that in connection with said information...

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