Gardner Denver WELCH DUOSEAL 1397B-01 Owner'S Manual Download Page 13

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Section 5: QUICK REFERENCE CHARTS

Motor Options

1397

Wired for 115V, 60Hz, 1Ph

1397B-01

Wired for 230V, 60Hz, 1Ph

N/A

Wired for 230V, 50Hz, 1Ph

1397C-03

Wired for 230V, 60Hz, 3Ph

1397M-01

Wired for 230V, 50Hz, 3Ph

N/A

Specifications

1397B-01

Free Air Displacement, L/M (CFM)

500 (17.7)

Gas Ballast

Yes

Ultimate Pressure, Torr (mbar)

1 (1.3)x10-4

Rotational Pump (RPM)

400

Oil Capacity, quarts (Liters)

1.25 (1.2)

Net Wt. Unmounted Pump, lb (Kg)

138 (63)

Net Wt. Mounted Pump, lb (Kg)

206 (93)

Tubing Needed (I.D. Inches)

5/8

”

Standard Flange Size

NW40

Intake Thread Size

3/4

-20

Exhaust Thread Size

3/4

-20

Electrical Requirements 1

115/230V

Electrical Requirements 2

60Hz

Electrical Requirements 3

1 Phase

Replacement Parts

Part No.

Shaft Seal: Lip Seal

1401F-01

Shaft Seal: Mechanical Seal

1401F

Dust Cap for Exhaust

41-1501

Air Filter Screen

41-0937

Intake Chamber Cover Gasket

41-1495

Oil Case Gasket

41-1496

Drain Plug

61-2278

Oil Window

41-3453

Large Vane

41-1477

Small Vane

41-1487

Large Vane Spring

41-1488

Small Vane Spring

41-1304

Large Vane Spring Holder

41-1489

Repair Kits

Minor Repair Kit

1397K-07

Major Repair Kit

1397K-08

Base and Belt Guard Kit

1371F

Replacement Parts

Part No.

Small Vane Spring Holder

41-0696

Shaft

41-1484

Upper Exhaust Valve

41-2161

Lower Exhaust Valve

N/A

Pressure Release Valve

41-0992

Optional Exhaust Filter

1417P-10

Optional Exhaust Filter

Element

1417G

Pump Pulley

41-2074

Standard Belt

1405A

Standard Hose Barb Fitting

1393K

Standard Flange Adapter

Fitting

1393G

Summary of Contents for WELCH DUOSEAL 1397B-01

Page 1: ...of the 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 Techn...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 13: ...0Hz Electrical Requirements 3 1 Phase Replacement Parts Part No Shaft Seal Lip Seal 1401F 01 Shaft Seal Mechanical Seal 1401F Dust Cap for Exhaust 41 1501 Air Filter Screen 41 0937 Intake Chamber Cove...

Page 14: ...14 Section 6 DIMENSIONAL DRAWING 1397B 01...

Page 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...

Page 16: ...16 Section 8 EXPLODED VIEW...

Page 17: ...1 61 8691 INTAKE RING LARGE FINISHED 70 1 61 8693 INTAKE CHAMBER WELCH GRAY 71 2 61 8712 1 1 O RING 372 VITON N S 1401F 1 1 MECHANICAL SEAL KIT N S 1 99 5282 1 1 SEALANT 6cc Item Qty P N A B Descripti...

Page 18: ...18 VIEW AND PARTS LIST FOR MODEL 41 1482 Parts List for Model 41 1482 Item Qty P N Description 1 1 41 1482 Oil Case Machined for 1397 2 2 41 3753 Oil Case Window 3 1 61 2278 Drain Valve...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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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