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KERN EW Service Manual
Ew / ew-c / eg (n) series electronic precision balances
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
1 Total View
Total View of EW Type - 220-12000G
Total View of EG Type - 220-620G, 2200G, 4200G
Total View of EW-C Type - 600Ct (120G)
Total View of EW Type - 120G/0,0002G
2 Electronic Construction
Block Diagram
Whole Wiring
3 Troubleshooting
Troubleshooting Procedure
Trouble Shooting Table
Primary Checks
Checks for Electric/Electronic Parts
4 Adjustments and Settings
Span Calibration (CAL)
EW and EW-C Type
EG Type
Lock Switch
Corner Error Adjustment
EW - 120-1200 and EW-C Type
Ew - 2200-12K
Adjustment Sequence for Cases
Resetting Address Data (Coefficients)
How to Call Address Mode/How to Re-Write Address Data
Linearity Adjustment
Calibration of Built-In Weight (Ref Cal)
5 Parts Replacements
How to Remove the Case
Ew 2200-12K
Ew-C
Ew 120-4 Nm
How to Cover the Case
EW 120-1200 and EW-C
Ew 2200-12K
Sequence of Mechanism Unit Replacement
How to Remove the Weighing Mechanism Unit
How to Install Weighing Mechanism
Plate Rib Replacement
Plate Rib Replacement Procedure
Sequence of Tuning-Fork Sensor Replacement
How to Uninstall Tuning-Fork Assy
Sequence of the AJDP Circuit Board Replacement
How to Remove AJDP Circuit Board
How to Install AJDP Circuit Board
How to Remove Calibration Weight Unit
How to Install Calibration Weight Unit
6 Installation Options
Installation of Battery Option
EW 120-1200 and EW-C
Ew 2200-12K
7 Parts List
Ew 220-1200
Ew 2200-12K
Ew-C / Ew 120-4 Nm
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1
Total View of Ew Type - 220-12000G
2
Total View of Eg Type - 220-620G, 2200G, 4200G
3
Span Calibration (Cal)
4
Adjustments and Settings
5
Calibration of Built-In Weight (Ref Cal)
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GB
KERN EW · EW-C · EG (N)
KERN & Sohn GmbH
Ziegelei 1
D-72336 Balingen-Frommern
E-Mail: info@kern-sohn.com
Service Manual
Electronic Precision Balances
Version 2.2
- 1 -
EW_EW-C_EG_N-SH-e-0722
Tel: 0049-[0]7433- 9933-0
Fax: 0049-[0]7433-9933-149
Internet: www.kern-sohn.com
01/2007
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Table of Contents
Troubleshooting
TROUBLESHOOTING
8
Trouble shooting Table
9
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This manual is also suitable for:
Ew-c
Eg
Ew 220-3nm
Eg 220-3nm
Ew 420-3nm
Eg 420-3nm
...
Show all
Ew 620-3nm
Eg 620-3nm
Ew 820-3nm
Ew 2200-2nm
Eg 2200-2nm
Ew 4200-2nm
Eg 4200-2nm
Ew 6200-2nm
Ew12000-1nm
Ew 600-c3 nm
Ew 120-4nm
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