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2D-LC User Guide
321
12
Maintenance
Overview of Maintenance
Overview of Maintenance
The following pages describe maintenance procedures (simple repairs) that can
be done without opening the main cover.
Table 37
Maintenance procedures
Procedure
Typical Frequency
Notes
Cleaning the Module
If required
Correcting Leaks
If a leak has occured
Check for leaks
Maintain the Column Switching
Valve
If valve leaks
Replace Valve Heads
If the valve performance shows
indication of leakage or wear
Replacing Parts of the Valve
Head
If leak sensor is defective
Replacing the Fuses of the
Infinity Valve Drive
When a fuse is defective
Replace the Module Firmware
If required