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17

ITEM QTY

P/N

A*

B* DESCRIPTION

ITEM

QTY

P/N

A* B* DESCRIPTION

1

3

2-00-2706

SCREW PAN HD 10-32 x 3/8” LG.

31

3

62-0259

SCREW #6-1/4 SELF TAPPING

2

3

2-00-6712

SCREW SOCKET HD 10-32 x 3/4” LG.

32

1

41-1736

1

1

GAS BALLAST VALVE

3

10

2-01-0114

SCREW HEX HD 1/4”-20 X 7/8” LG.

33

1

61-8671

COVER, FINISHED

4

6

2-01-0316

SCREW HEX HD 5/16-18 x 1” LG.

34

3

41-1766

1

1

THRUST DISK

5

6

2-01-0356

SCREW HEX HD 5/16-18 x 3-1/4”” LG..

35

1

41-2045

SMALL END PLATE, FINISHED

6

2

2-01-5106

 

SCREW SOCKET HD 1/4-20 x 3/8” LG.

36

1

41-2074

PULLEY w/ SET SCREW

7

4

2-01-6112

SCREW SOCKET HD  1/4-20 x 3/4” LG.

37

1

41-2092

ROTOR, INTAKE

8

2

2-01-6320

SCREW SOCKET HD 5/16-18 x 1-1/4””

38

1

41-2093

SHAFT

9

1

2-01-8123

SETSCREW 1/4-20 X 1-3/4” LG.

39

1

41-2153

1

1

EXHAUST VALVE, UPPER

10

3

2-31-0112

HEX NUT 1/4-20, STEEL

40

1

41-2154

1

1

EXHAUST VALVE, LOWER

11

1

2-36-9900

HEX LOCK NUT 1/4-20

41

1

61-8313A

VALVE BLOCK

12

3

2-61-0000

WASHER, STEEL 3/16

42

2

41-2158

2

2

VALVE SPRING

13

10

2-63-0193

WASHER, LOCK 1/4” MEDIUM

43

1

41-2159

1

1

VALVE BLOCK SPACER

14

1

4-06-0754

1

1

ROTOR CLIP

44

1

61-2160

BAFFLE ASSEMBLY

15

1

4-40-1200

1

1

STEEL BALL 3/8” DIA.

45

1

41-2175

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

1

61-8101

OIL CASE ASSEMBLY

19

3

61-8581

1

1

O-RING #214 NEOPRENE

49

1

61-8108D

EXHAUST RING

20

2

41-0613

2

2

WOODRUFF KEY #404

50

1

61-8113C

INTAKE RING

21

2

41-0624

2

2

WOODRUFF KEY

51

1

61-8250C

CENTER PLATE

22

1

41-0643

GASKET, SEAL

52

1

61-8309B

 

 

PRESSURE RELEASE TUBE #1

23

1

41-0660

1

1

INTAKE SCREEN

53

1

61-8310A

PRESSURE RELEASE TUBE #2

24

1

41-0672

SHAFT END PLATE

54

2

61-8314A

VALVE

25

3

61-8930

3

3

SPRING HOLDER

55

1

61-8329A

BRACKET, INTAKE SCREEN

26

2

41-0959

2

VANE, LARGE

56

1

41-2069

 

 

SHAFT SEAL ASSEMBLY

27

1

41-0992

1

1

PRESSURE RELEASE VALVE

57

6

61-8456A

6

6

WASHER 5/16, COPPER

28

6

41-1304

4

4

VANE SPRING

58

1

41-2984

 

 

HOSE ADAPTER FLARED

29

2

41-1487

2

2

VANE SMALL

59

1

61-8668

LARGE END PLATE

30

1

41-1518

EXHAUST ROTOR

60

1

61-8912

EXHAUST PLUG , LARGE

N/S

1-99-5282

1

1

SEALANT 6cc

N/S

1401D

1

1

MECHANICAL SEAL OPTION

N/S

1401D

1

1

MECHANICAL SEAL OPTION

N/S

1-99-5282

1

1

SEALANT, 6cc

PARTS LIST

A*: Major Repair Kit Catalog # 1402K-47

B*: Minor Repair Kit Catalog # 1402K-46

**1401D is a Mechanical Seal Kit-includes Mechanical Seal, Gasket and 3 screws.

+ Item #48 exploded view shown on page 18

Содержание Welch Duoseal 1402B-46

Страница 1: ...pump body bursting and causing possible injury to personnel in the area Gardner Denver Inc Welch Vacuum Technology 5621 W Howard Street Niles IL 60714 Phone 847 676 8800 Fax 847 677 8606 Technical Su...

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

Страница 3: ...vel 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 1...

Страница 4: ...SEAL pumps should be mounted in a horizontal plane 1 122 Unmounted Pumps If you have purchased an unmounted pump refer to parts list for information concerning the motor motor pulley and belt necessar...

Страница 5: ...e gas flow is substantially molecular in character The gas flow is then dependent upon the kinetic activity of the molecules to bring it to the intake of the pump 1 162 The Effects of Conductance It h...

Страница 6: ...e yourself 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...

Страница 7: ...f the volume of the mixture this depending upon the amount of air added condensation of the vapor is wither entirely avoided or substantial reduced 2 223 Pump Function With Gas Ballast In a pump funct...

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: ...a system must be thoroughly clean If the system is completely clean and free from leaks and unwarranted vacuum problems still exist the pump should be checked A simple criterion for the condition of a...

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: ...l 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 Oil Case Gasket 41 0403 Drain Plu...

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

Страница 15: ...ange 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 pu...

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: ...5 1 41 2175 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 T...

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: ...onnection kit Cat No 141601 for models1400 1405 1376 1380 1402 Standard Exhaust Filter Use with pump model Dimension Catalog Number Diameter Height Filter Replacement Element 1392 1399 1400 1376 1380...

Страница 20: ...Height A2 Cat No 1 NW16 to 4 CFM 140 L min 3 75 5 25 8 25 541001 Stainless Steel Element for ISO NW 16 Trap 1 541921 Stainless Steel Element for ISO NW 25 and NW 40 Traps1 541922 Removable 3 quarter...

Страница 21: ...significant adverse health effects are expected to occur upon short term exposure to this product Aspiration of liquid into the lungs can cause severe lung damage or death Eye Contact Minimal eye irri...

Страница 22: ...ir Eye Contact Check for and remove contact lenses Flush eyes with cool clean low pressure water while occasionally lifting and lowering eyelids Seek medical attention if excessive tearing redness or...

Страница 23: ...ct recovery or disposal Prevent entry into waterways or sewers In urban area cleanup spill as soon as possible In natural environments seek cleanup advice from specialists to minimize physical habitat...

Страница 24: ...c vapor respirator equipped with a dust mist prefilter should be used Protection factors vary depending upon the type of respirator used Respirators should be usedin accordance with OSHA requirements...

Страница 25: ...product However if spilled this product and any contaminated soil or water may be harmful to human animal and aquatic life Also the coating action associated with petroleum and petroleum products can...

Страница 26: ...rd categories No SARA 311 312 Hazard categories identified SARA 313 This product contains the following components in concentrations above the minimis levels that are listed as toxic chemicals in 40 C...

Страница 27: ...for Research on Cancer NTP National Toxicology ProgramNIOSH National Institute of Occupational Safety and Health OSHA Occupational Safety and Health Administration NPCA National Paint and Coating Man...

Страница 28: ...um Technology and receipt 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 connec...

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