Welch 2567B-01 Owner'S Manual Download Page 1 | Manualshive

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OWNER’S MANUAL

FOR

DRY VACUUM PUMP

MODELS: 2567B-01 2567B-50, 2567B-70,

2567C-02, 2567C-50 & 2567C-70

Warning

Not recommended for pumping acid, base or

organic vapors or gases.

Warning

Be sure to properly identify intake and discharge

before using pump. See section 2.5

Part No. 642828

Printed in USA

Gardner Denver Welch Vacuum Technology, Inc.
5621 W. Howard Street
Niles, IL 60714
Phone: (847) 676-8800
Fax: (847) 677-8606 (Technical Support)

E-Mail: [email protected]

Web-Page: www.welchvacuum.com

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Summary of Contents for 2567B-01

Page 1: ...organic vapors or gases Warning Be sure to properly identify intake and discharge before using pump See section 2 5 Part No 642828 Printed in USA Gardner Denver Welch Vacuum Technology Inc 5621 W Howard Street Niles IL 60714 Phone 847 676 8800 Fax 847 677 8606 Technical Support E Mail gdwelchvacuum gardnerdenver com Web Page www welchvacuum com ...

Page 2: ...ions 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 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...

Page 3: ...tions 3 01 Specification Chart Section 04 Motor Power Specifications Features 4 01 Motor Specification Chart 4 02 Changing the Voltage Settings for Global Motor Option on A Models 4 03 Changing the Voltage Settings for Global Motor Option on C Models 4 04 Changing the Voltage Settings on A Models 4 05 Other Electrical Configurations 4 06 Explosion Proof Pumps Section 05 Operation 5 01 Starting Pro...

Page 4: ...n II 5 I 20 CAUTION To reduce risk of electrical shock I 21 Do not disassemble Disassembly or attempted repairs if accomplished incorrectly can create electrical shock hazard Refer servicing to qualified service agencies only Call 847 676 8800 Ext 1 I 22 Unit is supplied with a three pronged plug Be sure to connect pump to a properly grounded outlet only I 23 WARNING To reduce risk of electricutio...

Page 5: ...e contact The pump should be located as closely to its system as possible in order to utilize it most efficiently The pump is rated for indoor use only Maximum altitude 2000 meters Operating temperature range 5 C to 40 C Maximum rela tive humidity of 80 for temp up to 31 C decreasing to 50 at 40 C Rated for 10 of supply voltage Pollution Degree2 Installation Category II 2 14 Inlet and Outlet Provi...

Page 6: ...rected 2 23 Identification Symbols 2 24 Grounding Instructions This product should be grounded In the event of an electrical short circuit grounding reduces the risk of electric shock by providing an escape wire for the electric current This product is equipped with a cord having a grounding wire with a grounding plug The plug must be plugged into an outlet that is properly installed and grounded ...

Page 7: ...only used to indicate vacuum level when operating in the rough vacuum range 0 to 29 9 Hg Dial vacuum gauges give negative pressure that is pressure below atmospheric The reference point for the gauges is atmospheric pressure Please keep in mind that atmospheric pressure tends to vary from day to day As a result of this variability a dial vacuum gauge will indicate slightly different maximum vacuum...

Page 8: ...is if you have droplets coming out of the exhaust port If you see droplets of water Welch recommends you use a cold trap to capture the water before entering the pump or dilute the water vapor stream by adding dry nitrogen to the gas flow Please call our customer service department for additional information at 847 676 8800 Ext 1 2 32 The care of a Trap When using a cold trap the refrigerant shoul...

Page 9: ...ting the suspected area with a thick soap solution Escaping air will produce soap bubbles 3 14 Operating Pressure Range Model 2581 Dry Vacuum Pumps are designed to be run from atmospheric to their maximum vacuum level on the intake side Consult the Specification Table in the back of this manual for the ratings for your specific model 3 15 Shutdown Procedures After use Welch recommends the pump be ...

Page 10: ...ed A simple criterion for the condition of the pump is the determination of its maximum vacuum capability This can be accomplished by blocking of the intake and reading the vacuum level on the gauge See Section 2 8 5 11 Troubleshooting Guide Poor Pumping Speed Poor Vacuum Loud Unit Possible Cause Corrective Action X X X Damaged valves Replace flapper valves X X X Debris in valves Remove debris and...

Page 11: ...ches cm 12 0 30 5 Shipping Weight lbs 24 Kg 10 9 Shipping Dimensions L in Inches 21 5 W in Inches 12 5 H in Inches 16 Catalog Number Catalog Number Wired for 115V 60Hz 1Ph with N American Plug 2567B 01 Catalog Number w Trap and Gauge Wired for 115V 60Hz 1Ph with N American Plug 2567B 50 Catalog Number w Gauge Wired for 115V 60Hz 1Ph with N American Plug 2567B 70 Catalog Number w IEC Euro Cord Wire...

Page 12: ...12 6 11 Pumping Speed Curves ...

Page 13: ...13 6 12 Dimensional Drawing ...

Page 14: ...K 04 1 2 666544 Connecting Rod Assembly 2 2 2 621755 502 Cylinder Sleeve 2 3 2 623071 O Ring Cylinder 2 2 4 2 623143 O Ring Valve Plate 2 2 5 2 641255 Exhaust Muffler 2 6 6 625175 Head Screw 6 7 2 624496 Rubber Suction Feet 2 8 2 625180 Handle Screw 2 9 1 624396 Piston Cup 2 10 2 625855 Handle Screw 2 2 Note 1 Parts available in kits shown in the following last three columns ...

Page 15: ...ity and durability These rugged pumps handle 20 000 plus roughing cycles from atmospheric to 5 Torr before needing seal maintenance The pumps come completely equipped and ready to use An inlet trap to help prevent ingestion of fluids into the pump a dial gauge for continuous vacuum level monitoring and a vacuum regulator to adjust vacuum levels Just plug it in and you re up and running Qty 2582 De...

Page 16: ...tive No other warranties are expressed or implied The method of executing this warranty servicing adjusting repairing or replacing shall be at the discretion of Gardner Denver Welch Vacuum Technology Vacuum pumps that have been operated within a vacuum system or other system for any period however short will be repaired under this warranty rather than replaced The warranty is effective for one yea...

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