Welch 2019B-01 Operation Manual Download Page 1 | Manualshive

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Operation Manual

(EN)

Translation of the german original manual

Diaphragm pumps

Models:

► 2019C-02

(230V / 50Hz)

► 2019B-01

(115V / 60Hz)

► 2019C-50

(230V / 50Hz)

2019

201

7-0

2-08

1
2
3
...
»

Summary of Contents for 2019B-01

Page 1: ...Operation Manual EN Translation of the german original manual Diaphragm pumps Models 2019C 02 230V 50Hz 2019B 01 115V 60Hz 2019C 50 230V 50Hz 2019 2017 02 08 ...

Page 2: ...reproduction of this manual including extracts is not allowed without the prior written permission of Co Gardner Denver Thomas GmbH All rights under the copyright laws are expressly reserved by Co Gardner Denver Thomas GmbH We reserve the right to make changes and amendments Gardner Denver Thomas Inc 1601 Feehanville Drive Suite 550 Mt Prospect IL 60056 USA T 1 847 676 8800 F 1 847 677 8606 welch ...

Page 3: ...ide 9 3 2 2 Cold trap Suction side 9 3 3 Areas of Application 9 3 4 Materials of the medium affecting pump parts 10 3 5 Scope of Delivery 10 3 6 Accessories 10 4 Technical Data 11 5 Installation and Operation 12 5 1 Unpacking 12 5 2 Setting up and connecting 12 5 2 1 Setting up 12 5 2 2 Connecting 12 5 2 2 1 Electrical Connection 12 5 2 2 2 Vacuum connection Suction side 12 5 2 2 3 Exhaust connect...

Page 4: ... personnel to do the work that has to be done The personnel must have read and understood the complete Operating Manual before using the Diaphragm Pumps The Operating Manual must be kept at the place of use and be available to the personnel when required 1 3 Intended Use The layout of the Diaphragm Pumps must be appropriate for the conditions of use The user bears the sole responsibility for this ...

Page 5: ...d vacuum pumps Engineering method grade 2 DIN EN 60204 1 2014 10 Safety of machinery Electrical equipment of machines Part 1 General requirements DIN EN 61000 6 2 2011 06 DIN EN 61000 6 4 2011 09 Electromagnetic compatibility EMC Part 6 2 Generic standards Immunity for industrial environments Part 6 4 Generic standards Emission standard for industrial environments DIN EN 61010 1 A1 2015 04 Safety ...

Page 6: ...nnecting to the electrical power supply system The electrical power supply system must have a protective connector according to DIN VDE 0100 410 IEC 60364 4 41 The protective connector must not have any breaks The connecting cable must not be damaged 2 3 Mechanical Systems Improper use can lead to injuries or material damage Observe the following instructions Only operate the pumps with hoses of t...

Page 7: ... are not recommended for pumping acidic basic or organic vapors Poisonous Gases Use a suitable separator when pumping poisonous or harmful gases Prevent such sub stances from leaking out of the appliance or pump Treat these substances according to the applicable environmental protection regulations Test the strength and leak tightness of the connecting lines and the connected apparatus Prevent env...

Page 8: ...y supply The Diaphragm Pumps are supplied with complete electrical wiring It is connected via a mains connection cable and a power plug Mains connection cable and plug must comply with the requirements of the line disconnection devices current output Motor is provided with a thermal overload protection ex works protecting the vacuum pump from damage or destruction respectively WARNING Should the u...

Page 9: ...n a larger amount of steam water solvent is obtained which exceeds the tolerance of the vapor pump The refrigerant used is usually dry ice or dry ice mixture with an acetone or alcohol Maintenance The refrigerant must have the highest possible level in the cold trap The rise in pressure in the connected vacuum apparatus indicates that the cold trap is satu rated For cleaning remove the cold trap a...

Page 10: ... contract 3 6 Accessories Figure Designation Usage Order no Inline filter hydrophobic Pore size 0 22 µm To protect the pump against fine dust and aerosols Installation in the suction line as shown 112555 04 Vacuum hose red rubber 18 8 x 5 mm For vacuum applications between pump and apparatus 828310 4 PVC Fabric hose 8 x 3 mm For compressor and vacuum applications as exhaust air and suction line 82...

Page 11: ...ragm pump inclusive mains connection cable with plug US 2019B 01 Diaphragm pump inclusive mains connection cable with plug CEE 2019C 02 Diaphragm pump inclusive mains connection cable with plug CEE and vacuum regulator Kit 2019C 50 The information presented in this material is based on technical data and test results of nominal units It is believed to be accurate and reliable and is offered as and...

Page 12: ...ce Remove the protective caps on the suction and pressure ports Note that the cooling of the pump is guaranteed see chapter 2 3 Note that on the installation location no moisture acts on the pump 5 2 2 Connecting 5 2 2 1 Electrical Connection Before the electrical connection of the pump review the specifications on the nameplate with the existing electrical connection conditions see chapter 2 2 CA...

Page 13: ...let the pump run for a few minutes before use The warm up im proves the eligibility of the pump 5 3 2 Decommissioning If vacuum applications with special steam load the pump needs to run after the process with an open vacuum port about 2 minutes and rinsed with atmospheric air This measure is used to cleaning the pump chamber and minimizes the corrosive attack wetted material pump parts The Diaphr...

Page 14: ...pump daily for unusual running noises and heat building up on the surface of the pump Check the electrical and vacuum connections daily 6 1 1 Diaphragm replacement Disassembling the diaphragms Disconnect power Note Observe the position of the air intake port B and exhaust port A before disassembly Remove the six screws from head with handle and place the head with the screws aside Remove the four ...

Page 15: ... should face you Insert four new screws Screw the four screws crosswise with a torque of 3 4 Nm Reassembling the pump Place the head with handle on the pump casing observing the position of the air intake port B and exhaust port A Note Make sure the diaphragm is seated properly in the well of the pump casing and head Do not pinch the diaphragm or liner Insert the screws on the head with handle Do ...

Page 16: ...ort or a contaminated pump The statements in the damage report are legally binding 6 3 Damage Report You find the form of the damage report to the Download on our web page in the menu ser vice and Downloads www welchvacuum com If you should not have an entrance to the Internet you can request the form also gladly with us under phone 49 3677 604 0 WARNING Incomplete or incorrectly completed damage ...

Page 17: ...eals and or hoses if necessary Pump leaking Exchange the hoses and or fittings if necessary Pump dirty General maintenance Cleaning Valve plate or diaphragm defective Exchange see chapter 6 1 1 Valve plate dirty Cleaning condensates and foreign objects out of the valves Seals diaphragms dirty Cleaning or exchange Loose screws User Tighten the screws Separator container is full Empty the separate c...

Page 18: ...agm Replacement Kit Pump head and Rebuild Kit Foot Kit Order no Order no Order no 2019B 01 2019C 02 2019C 50 2019K 01 2019K 03 2019K 04 8 2 Diaphragm pump with vacuum regulator kit 2019C 50 Item Description Piece Order no Vacuum Regulator Kit consisting of 1 404022 A Manometer 1 8 mbar kPa brass 1 U726024 B Extension PP G1 4 G1 4 1 400779 6 C Reducing nipple PVDF G 1 8 G 1 450527 D Grub screw 1 U6...

Page 19: ...04 1 Diaphragm Buna N 1 1 2 PTFE Diapragm liner 1 1 3 Diaphragm hold down plate 1 4 Valve platte Assembly 5 O Ring Gasket Head 1 6 Pump head includes item 4 and 5 1 7 Haed screws 4 8 Handle screws 2 9 Diaphragm hold down plate screws 4 4 10 Hose nozzle DN 8 PVDF 1 8 NPT x 1 4 ID Hose 2 11 Rubber suction cup feet 4 ...

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