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We are constantly working on the further development of all our product models. 

Reprinting or reproduction of this manual, including extracts, is not allowed without the prior written permission of 
Co. Gardner Denver Thomas GmbH.

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We reserve the right to make changes and amendments. 

Gardner Denver Thomas GmbH 

Am Vogelherd 20 

98693 Ilmenau 

Germany 

For USA, Canada and other Americas 

Gardner Denver Thomas, Inc. 1601 
Feehanville 
Drive Mount Prospect, IL 60056 USA 
T  +1 847 676-8800 
F  +1 847 677-8606 

[email protected] 

www.gardnerdenver.com/de-de/welch

T +49 3677 604 0 

F +49 3677 604 131 

[email protected]

 

www.gardnerdenver.com/de-de/welch

 

Customer Support   +49 3677 604 0 

Содержание 2052B-01

Страница 1: ...Operation Manual EN Translation of the german original manual PTFE Diaphragm pump 4 headed Model 2052B 01 2052B 01 UL 2019 08 12 ...

Страница 2: ... by Co Gardner Denver Thomas GmbH We reserve the right to make changes and amendments Gardner Denver Thomas GmbH Am Vogelherd 20 98693 Ilmenau Germany For USA Canada and other Americas Gardner Denver Thomas Inc 1601 Feehanville Drive Mount Prospect IL 60056 USA T 1 847 676 8800 F 1 847 677 8606 welch na gardnerdenver com www gardnerdenver com de de welch T 49 3677 604 0 F 49 3677 604 131 welch eme...

Страница 3: ...ile sleeping or drowsy 5 Do not operate this product where oxygen is being administered 6 This unit is thermally protected If the motor should overheat the overload protector will shut the motor off If this occurs turn off the unit and allow the motor to cool until thermal protector resets automatically 7 Always disconnect power source before servicing 8 Wear safety glasses or goggles when operati...

Страница 4: ...c pressure down to an ultimate vacuum of 2 mbar 1 The pump is equipped with an ON OFF O I power switch 2 Gas Ballast A gas ballast valve A is provided on the pump When condensable vapors are pumped they may be compressed above the saturated vapor pressure and condense in the pump Opening the gas ballast valve admits air into the last stage of the vacuum pump there by reducing the partial pressure ...

Страница 5: ...h to tighten the pressure disc 8 the diaphragm 7 and the strain washer 6 with the correct torque of 5 6 Nm 3 Bring the connecting rod see Fig 3 and the diaphragm 7 into the central position 4 Replace the pump head 5 5 Insert the valves 3 and the O rings 4 Ensure that they are lying completely flat Do not insert the burred side facing the sealing surface Align the connection head flush with the pin...

Страница 6: ...01 is Order No 402042 US 402042 US Service kit consists of Description Kit Order No 402042 US Quantity Order no O Ring ø 12 x 2 9 829217 3 O Ring ø 25 x 2 8 829250 1 Valve 8 400656 Diaphragm 4 400732 Exploded View 2052B 01 Fig 3 Exploded View 2052B 01 ...

Страница 7: ...ot 2 400784 01 13 Rubber pad 1 400785 1 14 Pump head 4 400705 02 15 Connection head 4 410432 16 PTFE insert 4 400902 17 Pressure washer 4 400680 18 Tightening washer 4 400707 19 Diaphragm 4 400732 20 Valve 8 400656 21 Manifold 5 1 400917 01 22 Manifold 2 4 400903 23 Hose nozzle PP DN 8 1x enclosed 2 710798 Hose nozzle PP DN 12 1x enclosed 1 720331 24 Straight threaded joint with seal edge PVDF 10 ...

Страница 8: ...mpleted and returned 2 The product is returned to the factory or other designated service centers freight prepaid 3 The product in our judgment is defective through no action or fault of the user If the product has become defective through misuse abuse or alteration repairs will be billed regardless of the age of the product In this event an estimate of the repair costs will be submitted and autho...

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