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Summary of Contents for Antec AS100
- Page 1 AS100 autosampler Valve replacement 181.7034, Edition 2, 2012 T +31 71 5813333 | F +31 71 5813334 | info@antecscientific.com | www.antecscientific.com...
- Page 2 Microsoft Corporation. Excel is a registered trademark of the Microsoft Corporation. The software and the information provided herein is believed to be reliable. Antec shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of software or this manual.
- Page 3 Introduction Symbols The following symbols are used on the equipment: Consult the manual for further safety instructions The sign warns about a hazard. It calls attention to a procedure or practice which, if not adhered to, could result in injury or loss of life. Frame or chassis ground terminal The following pictograms are used in this manual: Caution.
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Page 4: Safety Practices
AS100 valve replacement, edition 2 Safety practices The following safety practices are intended to ensure safe operation of the equipment. Electrical hazards • Removal of panels may expose users to dangerous voltages. Dis- connect the AS 100 from all power sources before removing pro- tective panels. - Page 5 Introduction...
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Page 6: Table Of Contents
AS100 valve replacement, edition 2 Table of contents Symbols i Safety practices ii Electrical hazards ii Other precautions ii Introduction 5 Removing the valve-actuator assembly 7 Tools 7 Opening the AS 100 8 Disconnecting Flex print from PCB 12... -
Page 7: Introduction
Before you start, be sure you have read and understood the procedure and the information. Antec’s instruments, software, and technical documentation are under revision control. The information contained in this document is appropriated for the revision level of the specified instruments, software and documentation. - Page 8 6 AS100 valve replacement, edition 2...
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Page 9: Removing The Valve-Actuator Assembly
Removing the valve-actuator assembly C H A P T E R Removing the valve-actuator assembly Tools The list bellows gives an overview of the tools needed for the installation of Valve – actuator assembly. Service tools Philips screwdriver #1* Philips screwdriver #2 (long shaft) Hex key 2 mm* Hex key 2.5mm... -
Page 10: Opening The As 100
8 AS100 valve replacement, edition 2 This section describes Removing the valve actuator assembly. Please follow all the steps in this procedure carefully: Make sure that the mains cable is disconnected before opening the machine. Opening the AS 100 Figure 1. Front view of AS 100. - Page 11 Removing the valve-actuator assembly Front side: • Remove the screws encircled in red (straight line) with a Philips screwdriver. • Remove the screws encircled in green (dotted line ) using an Hex/Allen key. Figure 2. Back view of AS 100. Back side: •...
- Page 12 10 AS100 valve replacement, edition 2 Figure 3. Side view (right side) of AS 100. • Remove the screw encircled in red (straight line) with a Philips screwdriver. Now the back-plane can pivot for better access to the electronics compartment.
- Page 13 Removing the valve-actuator assembly Figure 4. Opening electronics compartment of the AS 100 (red circle: flex print).
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Page 14: Disconnecting Flex Print From Pcb
12 AS100 valve replacement, edition 2 Disconnecting Flex print from PCB Figure 5. disconnecting flex print from needle arm PCB. Left: closed PCB connector. Right: opened PCB connector). • Hold the sides of the PCB connector between thumb and pointing finger and pull top part of the PCB connector up in the directions marked by the arrows. - Page 15 Removing the valve-actuator assembly Figure 6. Removing the valve cable from the cable tree and remove valve connector from valve PCB. • Open plastic twister from the cable tree holding the valve cable (dashed circle) and remove valve cable from the cable tree. •...
- Page 16 14 AS100 valve replacement, edition 2 Figure 8. Removing front panel holding the valve. • Remove the two screws encircled in red to loosen front panel hold- ing the valve. • Remove all tray segments directly in front of the front panel.
- Page 17 Removing the valve-actuator assembly Figure 10. Unit with front panel removed. • Remove the front panel holding the valve by pulling towards you.
- Page 18 16 AS100 valve replacement, edition 2 Figure 11. Philips screws fixing valve to AS frame. Left side: screw located above valve. Right side: screw below valve on right side. • Remove the two Philips screw indicated on the two photos above (red circles).
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Page 19: Replacing The Valve Of A As 100 Valve-Actuator Assembly
Replacing the valve of a AS 100 valve-actuator assembly C H A P T E R Replacing the valve of a AS 100 valve-actuator assembly Remove the AS 100 valve-actuator assembly as described in the previous section. Figure 13. AS 100 valve- actuator assembly front side. •... - Page 20 18 AS100 valve replacement, edition 2 Figure 14. AS 100 valve with front plate removed from actuator. Figure 15 Allen screw fixing the valve axis. • Remove the allen screws encircled in red. • Remove the bronze colored arm from the valve axis. Note that some force is required to remove the arm because the axis is ad- ditionally glued with a bit of loctite.
- Page 21 When the valve itself was replaced from the AS 100 valve-actuator assembly ALWAYS perform a Performance Qualification or Analytical test to assure that the valve is operation properly! See the AS 100 service manual (pn 181.0020) or Antec PQ documentation (pn 180.0028).
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