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Operation Manual (EN) Translation of the german original manual ® WOB-L Piston pumps Models: ► 2561C-50 (230V / 50Hz) ► 2561B-50 (115V / 60Hz) ► 2567C-50 (230V / 50Hz) ► 2567B-50 (115V / 60Hz) 2561-67 2017-05-16...
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Germany the prior written permission of Co. Gardner T +49 3677 604 0 Denver Thomas GmbH. F +49 3677 604 131 welch.emea@gardnerdenver.com All rights under the copyright laws are expressly reserved by Co. Gardner Denver www.welchvacuum.com Thomas GmbH. Customer Support +49 3677 604 0 We reserve the right to make changes and amendments.
Contents Contents Important Information ......................4 General Information ........................4 Target Groups ........................... 4 Intended Use ..........................4 Use for an Unauthorized Purpose .................... 4 Safety Devices .......................... 5 Meaning of the Warning notes ....................5 Product Standards, Safety Regulations ..................5 Basic Safety Instructions .......................
Important Information Important Information General Information ® The WOB-L Piston Pumps conform to the following directives: 2006 / 42 / EC Machinery Directive 2014 / 30 / EU Electromagnetic Compatibility Directive The CE sign is located on the rating plate. Observe the binding national and local regulations when fitting the pump into installations! Target Groups This Operating Manual is intended for the personnel planning, operating and maintaining...
Important Information Safety Devices Measures such as the following are for the safety of the operating personnel: electrical connection with a protective conductor (operating mode S1) and an earthing plug Motor protection device (thermal) “Hot Surface" label on the pump - warning notice ®...
Basic Safety Instructions Basic Safety Instructions General Information Warning notices must be observed. Disregarding them may lead to damage to health and property. ® The WOB-L Piston Pumps must be operated by personnel who can detect impending dan- gers and take action to prevent them from materialising. ®...
Basic Safety Instructions Hazardous Substances ACHTUNG ! ® The operating company bears the responsibility for the use of the WOB-L Piston Pumps. Hazardous substances in the gases to be pumped can cause personal injuries and property damage. Pay attention to the warning notices for handling hazardous sub- stances.
Description Description Design 3.1.1 Connections - Suction-/Pressure side Suction side - Connection: Exhaust connection Hose nozzle DN 8 (1) Pressure side on the vacuum regulator with: - Vacuum Manometer (3) - Regulating valve (4) - Glass Separator (5) for collecting liquid, which may pos- sibly come into the pump.
Description Additional protection measures against liquids in the pump 3.2.1 Condensate separator (Suction side) To prevent accidental ingress of liquids (condensate) in the pump, a plastic separator with ball check valve is mounted on the suction side regulator. If the possibility of penetration of larger liquid quantities which exceed the capacity of the plastic separator, we recommend the additional installation of a larger collection vessel (eg.
Description Scope of Delivery The scope of delivery is specified in the supply contract. Accessories Figure Designation / Usage Order no. Inline filter, hydrophobic Pore size: 0.22 µm 112555-04 To protect the pump against fine dust and aerosols. Installation in the suction line, as shown. Vacuum hose red, rubber 18 / 8 x 5 mm 828310-4...
Installation and Operation Installation and Operation Unpacking ® Carefully unpack the WOB-L Piston Pump. Check the pump for: Transport damage, Conformity with the specifications of the supply contract (model, electrical supply data), Completeness of the delivery. Please inform us without delay if there are discrepancies between the delivery and the con- tractually agreed scope of delivery, or if damage is detected.
Installation and Operation 5.2.2.3 Exhaust connection (Pressure side) The exhaust connection (pressure port) also consists of a hose nozzle DN 8. Thick-walled rubber vacuum hose 8 x 5 mm hose nozzle DN 8. PVC fabric hose and hose clamp 8 x 3 mm clamping range 8 - 16 mm. Operation CAUTION ! ®...
Maintenance and Servicing Maintenance and Servicing ® WOB-L Piston pumps are 100% oil-free. The piston and cylinder of the pump are lubricated maintenance free. All bearings are sealed and permanently lubricated. Maintenance Performed by the User WARNING ! Only perform the work that is described here, and that which is permitted to be done by the user.
Troubleshooting Troubleshooting ® During the warranty period, intervention in the WOB-L Piston Pumps and accessory com- ponents may only be made by manufacturing firm. Remedy Trouble Cause with: Qualified No power supply Check electrical installation electrician Pump does not start Service Motor defective Exchange...
Spare Parts Overview Spare Parts Overview The Spare parts- and Kit lists contain all the parts and all the information necessary for or- dering. When ordering, please quote the description, quantity, serial number and order number! CAUTION ! We are not liable for any damage caused by the installation of any parts not supplied by the manufacturer.
Spare Parts Overview Spare parts view / Parts lists 2561 *) These parts are not sold separately, but are only available in respective kit. Spare parts Service-Kit Seal-Kit Foot-Kit Order no. Order no. Order no. Item Piece Order no. Designation 2563K-03 2567K-04 2500K-04...
Spare Parts Overview Spare parts view / Parts lists 2567 *) These parts are not sold separately, but are only available in respective kit. Spare parts Service-Kit Seal-Kit Foot-Kit Order no. Order no. Order no. Item Piece Order no. Designation 2567K-03 2567K-04 2500K-04...
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Am Vogelherd 20 F +49 3677 604 131 Hiermit erklären wir 98693 Ilmenau welch.emea@gardnerdenver.com Germany www.welchvacuum.com unter eigener Verantwortung, dass nachstehendes Produkt aufgrund seiner Konzipierung und Bauart sowie in den von uns in Verkehr gebrachten Unterlagen den nachfolgend aufgeführten EG-Richtlinien und Normen entspricht.
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