Maintenance
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9 Maintenance
9.1 Check safety symbols
The safety labels affixed to the device must be clearly legible at all times. Their
condition must be checked every two years.
1. Check the safety signs on the device for legibility and completeness.
2. Replace defective or missing safety markings.
Safety signs can be reordered from JULABO.
The safety signs on the device have been checked.
9.2 Check the functionality of high temperature cut-off
This section describes how you can test that the high temperature safety
function is operational.
Slotted screwdriver, size 3
The device is switched on.
The temperature control application starts.
1. Use the screwdriver to adjust the high temperature cut-off to a temperature
that is below the displayed actual value.
An acoustic signal sounds and the error code “E 14” is displayed. The high
temperature cut-off works.
2. Then set a value that is above the actual value.
3. Switch the device off, wait a few seconds, then switch the device on again.
The alarm message is deactivated.
4. Set the high temperature cut-off.
The high temperature cut-off is set and its functionality tested.
9.3 Test the low liquid level safety function
This section describes how you can test that the low liquid level safety function
is operational.
The device is switched on.
1. Remove the bath lid.
2. Using a long object, e.g. a straightedge, carefully push the circulator float
downwards until it reaches its mechanical stop.
An acoustic signal sounds and the error code “E 01” is displayed. The low
liquid level safety function works.
Summary of Contents for CORIO CP-1000F
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