KNF N 87 TTE Operating And Installation Instructions
Diaphragm vacuum pump and compressor
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Operating and Installation Instructions
Diaphragm Vacuum Pump
and Compressor
Type range:
You have selected a high-quality KNF product; the following tips will help you operate it safely, and relia-
bly over a long period of time. Carefully study the Operating and Installation Instructions before using the
pumps and observe at all times the relevant instructions to avoid dangerous situations. The manual was
produced for the serial pumps stated above. With customer-specified projects (pump types starting with
"PJ" or "PM") there could be differences in detail. For customer-specified projects please therefore take
into account any agreed technical specifications, as well as these instructions.
KNF Neuberger GmbH
Alter Weg 3
D-79112 Freiburg
Germany
Phone +49/(0)7664 / 5909-0
Fax
+49/(0)7664 / 5909-99
E-Mail: info@knf.de
www.knf.de
KNF 121538-121541 07/16
Translation of original Operating and Installation Instructions, english
N 87 TTE
Fig. 1: N 87 TTE
List of Contents
1. Description, Operating Conditions............................................ 2
2. Safety ....................................................................................... 3
3. Installation ................................................................................ 4
4. Operation .................................................................................. 5
5. Servicing ................................................................................... 7
6. Cleaning ................................................................................. 10
7. Trouble Shooting .................................................................... 11
8. Spare parts ............................................................................. 13
9. Accessories ............................................................................ 13
10. Tables ..................................................................................... 14
11. Returns ................................................................................... 15
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Summary of Contents for KNF N 87 TTE
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Page 1: Table Of Contents
Fig. 1: N 87 TTE You have selected a high-quality KNF product; the following tips will help you operate it safely, and relia- bly over a long period of time. Carefully study the Operating and Installation Instructions before using the pumps and observe at all times the relevant instructions to avoid dangerous situations. -
Page 2: Description, Operating Conditions
(for pump materials: see section 10). KNF pumps in the N 87 range must not be used for liquids. You will find suitable liquid pumps in our Product Program. If your potential application lies outside the above limits discuss it with our technical adviser (see last page for contact telephone number). -
Page 3: Safety
The pumps conform to the Directive 2011/65/EU (RoHS2). The following harmonized standards have been used: DIN EN 50581 DIN EN 55014-1/2 DIN EN 61000-3-2/3 DIN EN 60204-1 Translation of original Operating Instructions, English, KNF 121538-121541 07/16... -
Page 4: Installation
Connect the suction and pressure lines (thread size G 1/8). For flow direction see marking on the pump head or data sheet. Arrange the suction and pressure lines so that condensate cannot run in the pump. Translation of original Operating Instructions, English, KNF 121538-121541 07/16... -
Page 5: Operation
In case of doubt, consult the KNF customer service. Before pumping a medium, the compatibility of materials of pump head, diaphragm and valves with the medium must be checked (for pump materials: see section 10). - Page 6 Diaphragm and valve plates/sealings are the only parts subject to wear. Wear is usually indicated by a drastic reduction in the pneu- matic performance. When replacing parts proceed as described in section 5. Ambient conditions: see section 1.3. Translation of original Operating Instructions, English, KNF 121538-121541 07/16...
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Page 7: Servicing
Change the structured diaphragm and valve plates/sealings in the following sequence: a) Remove pump head b) Change structured diaphragm c) Change valve plates/sealings d) Refit pump head Proceed as follows (see figs. 2 and 3): Translation of original Operating Instructions, English, KNF 121538-121541 07/16... - Page 8 Diaphragm support 10 Diaphragm spacer 11 Disk spring 12 Fan 13 Fan cover 14 Housing Fig. 2: Pump N 87 TTE 15 Top plate M Mark Fig. 3: Pump head (exploded drawing) Translation of original Operating Instructions, English, KNF 121538-121541 07/16...
- Page 9 5. Lay the new valve plates/sealings (2) in the recesses in the intermediate plate (1). The valve plates/sealings for suction and pressure sides are identical, as are upper and lower sides of the valve plates/sealings. Translation of original Operating Instructions, English, KNF 121538-121541 07/16...
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Page 10: Cleaning
When changing valve plates/sealings and structured diaphragm, inspect all parts for dirt before assembling the pump head, and clean them if necessary. If a compressed air line is available, blow the parts out with it. Translation of original Operating Instructions, English, KNF 121538-121541 07/16... -
Page 11: Trouble Shooting
There is a leak at a connector, in a line, or in the pump head. Diaphragm or valve plates/sealings are worn, or dirt is in the head: Section 5 Servicing. Translation of original Operating Instructions, English, KNF 121538-121541 07/16... - Page 12 If the pump does not operate properly and you cannot find any of the above faults, send it to the KNF Service Department. In order for KNF to repair the pump, the customer must provide a statement on the media which were pumped and on pump clean- ing.
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Page 13: Spare Parts
*according fig. 2 and 3 Accessories Description Order No. Hose connector for tube 014052 ID 6 (PVDF, G 1/8) Inserted screw connection 014049 D 6 (PVDF, G 1/8) Tab. 4: Accessories Translation of original Operating Instructions, English, KNF 121538-121541 07/16... -
Page 14: Tables
N 87 TTE Tab. 5: Pneumatic Data *Litre at STP Pump type Material Pump head Structured Valve plates/ diaphragm sealings N 87 TTE PVDF PTFE FFPM Tab. 6: Pump Materials Translation of original Operating Instructions, English, KNF 121538-121541 07/16... -
Page 15: 11. Returns
For optimal processing of a return, a copy of this declaration should be sent in advance via e-mail, regular mail, or fax to KNF Customer Service (refer to final page for address). In order to avoid endangering employees who open the shipment's packaging,... -
Page 16: Health And Safety Clearance And Decontamination Form
Health and safety clearance and decontamination form Vacuum Pumps N 87 TTE 12. Health and safety clearance and decon- tamination form KNF worldwide Find your local KNF partner on www.knf.com...
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