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SECTION 1: SAFETY INFORMATION

1.10  Caution: To Prevent Injury...

1.11

  Never operate this product if it has a damaged cord or plug.  If it is not working properly, has been 

 

dropped, damaged or has fallen into water, please return the product to a Welch service center for 

 

examination and repair.

1.12 

   Keep the cord away from heated surfaces. All electrical products generate heat. To avoid serious burns

 

never touch unit during or immediately after operation.

1.13

  Never block any air openings  or place it on a soft surface where the openings may be blocked.  

 

The air openings are for ventilation of the motor inside the housing.  Keep all air openings free of lint, 

 

dirt and other foreign objects.

1.14

  Models 2511 and 2515 are thermally protected and can automatically restart when the protector resets. 

 

Always disconnect power source before servicing.

1.15

  Never drop or insert fingers or any other object into any openings.

1.16

  Do not operate this product where oxygen is being administered.

1.17

  Wear safety glasses and goggles when operating this product. Never point any air nozzle or air sprayer

 

toward another person or any part of the body.

1.18

  Use only in well ventilated areas.  

1.19

  Do not use any tools or attachments without first determining maximum air pressure for that tool 

 

or attachment (applies to model 2511 only). Be sure to properly identify intake and discharge 

 

before using pump. See Section 2.50.

WARNING

Do not fill the collection jar above the safe fill level line

indicated on the jar.

1.20  Caution: To Reduce Risk Of Electrical Shock...

1.21

  Do not disassemble. Disassembly or attempted repairs if accomplished incorrectly can create electrical 

 

shock hazard. Refer servicing to qualified service agencies only.

1.22

  115V unit is supplied with a three pronged plug.

 

Be sure to connect pump to a properly grounded outlet only.

1.30  Warning: To Reduce Risk Of Electrocution...

1.31

  Do not use this product in or near area where it can fall or be pulled into water or other liquids.

1.32

  Do not reach for this product if it has fallen into liquid. Unplug immediately.

1.33

  Never operate this product outdoors in the rain or in a wet area.

1.40  Danger: To Reduce Risk Of Explosion or Fire...

1.41

  Do not use this pump in or near explosive atmospheres or where aerosol (spray) products are being used.

1.42

  Do not pump anything other than atmospheric air.

1.43

  Do not pump combustible liquids or vapors with this product or use in or near an area where flammable

 

or explosive liquids or vapors may exist.

1.44

  Do not use this product near flames.

WARNING

Failure to observe the above safety precautions could result

in severe bodily injury, including death in extreme cases.

4

Содержание WELCH 2511

Страница 1: ...76 8800 Fax 847 677 8606 Technical Support E Mail gdwelchvacuum gardnerdenver com Web Page www welchvacuum com Printed in USA Part No 642783 Approval Agency s Warning Not recommended for pumping acid...

Страница 2: ...e 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 s...

Страница 3: ...uum Connection 2 80 Vacuum Gauges 2 90 Traps Section 03 OPERATION 3 10 Starting Procedures 3 20 Leak Detection 3 30 Operating Pressure Range 3 40 Shutdown Procedures Section 04 MAINTENANCE 4 10 Mainte...

Страница 4: ...etermining maximum air pressure for that tool or attachment applies to model 2511 only Be sure to properly identify intake and discharge before using pump See Section 2 50 WARNING Do not fill the coll...

Страница 5: ...s involving a semi flexible surface such as a bench top they help to isolate noise and eliminate creeping All Aspiration Filtration Vacuum Systems should be mounted on a horizontal plane 2 40 Pump Loc...

Страница 6: ...rge pressure to be set between atmospheric and the maximum possible for the pump model Model 2511 is equipped with a pressure port Note Adjusting the vacuum regulators will affect the performance of t...

Страница 7: ...and off until the fault is corrected 2 63 Classification And Symbol Glossary 2 70 Vacuum Connection 2 71 For best results Welch recommends the length of the tubing between the pump and the chamber be...

Страница 8: ...t vacuum level by turning the regulator knob counter clockwise to increase vacuum or clockwise to decrease vacuum Note This procedure should be performed each time you use this device 3 12 Cleaning Th...

Страница 9: ...e The pump employs a non lube piston and cylinder No maintenance is necessary for the bearings All bearings are sealed and permanently lubricated Lubrication should not be attempted The units are buil...

Страница 10: ...See Section 2 80 5 20 PRESSURE PROBLEMS 5 21 Leakage and contamination are the general causes of problems associated with poor pressure To operate at maximum efficiency a system must be thoroughly cl...

Страница 11: ...2 Defective switch 2 Contact your service center or distributor See back page 3 Vacuum still exists 3 Disconnect tubing from the in system collection jar to release vacuum Reconnect tubing and turn o...

Страница 12: ...5 2515C 75 2515C 76 Free Air Displacement CFM L min 1 2 34 1 0 28 1 2 34 Maximum Vacuum 27 2 in Hg Ultimate Vacuum 70 Torr 93 mbar Dimensions L x W x H in cm 14 8 x 8 3 x 10 Inches 37 5 x 21 x 25 5 cm...

Страница 13: ...at have been used for any period however short will be repaired under this warranty rather than replaced The warranty is effective for one year from the date of original purchase when 1 The warranty c...

Страница 14: ...8 11 Model 2515B 75 2515C 75 2515C 76 COLLECTION JAR LONG TUBING APPLICATION TUBING HYDROPHOBIC FILTER PUMP ON OFF SWITCH REGULATOR KNOB VACUUM GAUGE SHORT TUBING 14...

Страница 15: ...15 8 12 Model 1475K 20 COLLECTION JAR LONG TUBING APPLICATION TUBING HYDROPHOBIC FILTER SHORT TUBING...

Страница 16: ...10 REPAIR KITS 9 11 Repair Kit for Model 2515 Service Seal Gasket Description Kit Kit 2515K 01 2515K 02 Connecting Rod Assembly 1 1 Handle Screw 2 2 Head Screw 3 4 Head O Ring 4 1 1 Valve Plate Assem...

Страница 17: ...el Adapter for dispoable tips w o ejector 1475K 03 Rubber Adapter for Pasteur pipettes 1475K 04 8 Channel Adapter for dispoable tips w ejector 1475K 05 Adapter S S 150mm 1475K 06 4 Channel Adapter S S...

Страница 18: ...ription Welch Kit 115V 60Hz Maintained on off footswitch 1430A 115V 60Hz Variable on off footswitch 1430B 90 230V 50 60Hz Variable on off footswitch with IEC connections 1430C 18 Description Welch Kit...

Страница 19: ...19...

Страница 20: ...g the details below UK Office Keison Products P O Box 2124 Chelmsford Essex CM1 3UP England Tel 44 0 330 088 0560 Fax 44 0 1245 808399 Email sales keison co uk Please note Product designs and specific...

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