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Operating and Installation Instructions
Vacuum Pumps and
Compressors
Type range:
You have selected a high-quality KNF product; the following tips will help you operate it safely and reliably
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
"PU" or "MPU") 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, Inc
2 Black Forest Rd
Trenton, NJ 08691-1810
Phone: 609-890-8600
Fax:
609-890-8323
www.knf.com/usa.htm
Ident#121260-211596
Revision (11/13)
Diaphragm
UN86AT.16I
UN86ST.16I
Fig. 1: UN86AT.16I with IP 00-Motor
List of Contents
1. Description, Operating Conditions............................................ 2
2. Safety ....................................................................................... 3
3. Installation ................................................................................ 5
4. Operation .................................................................................. 6
5. Servicing ................................................................................... 8
6. Cleaning ................................................................................. 11
7. Trouble Shooting .................................................................... 12
8. Replacement parts ................................................................. 13
9. Accessoires ............................................................................ 13
10. Tables ..................................................................................... 14
11. Product Return ....................................................................... 15
Page
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Summary of Contents for KNF UN86AT.16I
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Page 1: Table Of Contents
Fig. 1: UN86AT.16I with IP 00-Motor You have selected a high-quality KNF product; the following tips will help you operate it safely and reliably 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
Description, Operating Conditions Diaphragm Vacuum Pumps UN86_.16I Description, Operating Conditions KNF pumps in the N 086.16 range transfer, evacuate and compress 100% oil-free. In operation they are gas-tight (leak rate: 6 x 10 mbar x l/sec), and maintenance-free. They have temperature-resistant pump heads for media temperatures up to 240 °C. -
Page 3: Safety
When using hot media, the pneumatic pump suction and pressure lines heat up, as does the pump head. Do not touch these parts; they could burn you. Use only original KNF spare parts. EC Directives / Standards For the purposes of the Machinery Directive 2006/42/EC, pumps are “partly completed machinery,”... - Page 4 Safety Diaphragm Vacuum Pumps UN86_.16I In addition a protection against mechanical parts in motion and hot parts, if existing, has to be provided when mounting. The pumps conform to the EC Directive 201/65/EU (RoHS2). The pumps conform to the EC Directive 2004/108/EC concerning Electromagnetic Compatibility.
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Page 5: Installation
Diaphragm Vacuum Pumps UN86_.16I Installation Installation The pumps are OEM models intended for installation in equipment. When installing them make certain that accident prevention regulations, and safety instructions, including those for subsequent operation are observed. The safety instructions in section 2 must be observed. -
Page 6: Operation
If necessary, consider any external sources of energy, such as radiation, that may add heat to the medium. In case of doubt, consult the KNF customer service. Before pumping a medium, the compatibility if material of pump head, diaphragm and valves with the medium must be checked (for pump material: see section 10). - Page 7 Diaphragm Vacuum Pumps UN86_.16I Operation For pumps with a thermal switch: When the operation of the pump is interrupted by the thermal switch, the pump will re-start automatically after cooling down. Take all care necessary to prevent this leading to a dangerous situation. Diaphragm and valve plate are the only parts subject to wear.
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Page 8: Servicing
Fork wrench or socket wrench 5.5 mm Pin-wrench for two hole nuts, pin diameter 4 mm (available as “wrench for retainer plate”, a KNF accessory, see section 9) Holding tool (see accessories, section 9) Heat-resistant thread adhesive (e.g. DELO ML 5327) Felt-tip pen Tab. - Page 9 Diaphragm Vacuum Pumps UN86_.16I Servicing c) Changing diaphragm d) Changing valve plate and sealing ring e) Refitting pump head Final step Fig. 2: UN86.16AT.16I Specification Pos. Description Carrier Wave diaphragm Intermediate plate Head plate Disk spring Retainer plate Diaphragm support Connecting rod extension 10 O-ring 11 Valve plate...
- Page 10 Servicing Diaphragm Vacuum Pumps UN86_.16I The item numbers in the following instructions refer to figs. 2 to 4. Proceed as follows: a) Preparatory step 1. Disconnect the pump from the power supply; check that the pump is electrically dead and secure this. b) Removing pump head 1.
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Page 11: Cleaning
Diaphragm Vacuum Pumps UN86_.16I Cleaning d) Changing valve plate and sealing 1. Check that intermediate plate and head plate are clean. If damages, distortion, or corrosion are evident on these parts they should be replaced. 2. Place the intermediate plate (3) on the carrier (1) in the position indicated by the felt tip pen mark (M). -
Page 12: Trouble Shooting
Trouble Shooting Diaphragm Vacuum Pumps UN86_.16I Trouble Shooting Before working on the pump isolate the power supply securely, then check that the lines are not live. The following tips for fault-finding are best employed in the sequence shown. Pump produces no flow Pumps with thermal switch: The thermal switch has opened due to over-heating. -
Page 13: Replacement Parts
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 cleaning. -
Page 14: Tables
Pump type Max. permissible Ultimate Delivery rate* operating pres- vacuum (l/min) at atm. sure (bar g) (mbar abs.) pressure UN86AT.16I UN86ST.16I Tab. 5: Pneumatic Data *Liter at STP Pump type Material* Pump head Wave diaphragm Valve plate UN86AT.16I Aluminium alloy... -
Page 15: 11. Product Return
Diaphragm Vacuum Pumps UN86_.16I Product Return 11. Product Return KNF provides warranty and non-warranty repair services for all products. A Return Material Authorization (RMA) number is required for all product returns. • To receive an RMA number, submit a completed Decontamination Declaration form to rma@knf.com... - Page 16 KNF worldwide Benelux Great Britain Sweden, Denmark, Netherlands KNF Neuberger U.K. Ltd. Finland, Norway KNF Verder B.V. Avenue 2 KNF Neuberger AB Utrechtseweg 4a Station Lane Mejerivägen 4, NL-3451 GG Vleuten Industrial Estate P.O. Box 44060 Tel. 0031 (0)30 677 92 40...
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