Troubleshooting - VWR 5000IR Bedienungsanleitung

t
roUbleshootIng
To clear error press the standby button
Problem
Unit fails to power on
Unit is excessively noisy
Unit not shaking at proper speed
Unit not heating to proper temperature
E1
E2
E3
E4
E6
E7
Cause
Missing or blown fuse
Rattling or ticking sounds may indicate a loose screw
on the tray
-
-
RTD open or ±1ºC temperature deviation from set-
point (after unit has stabilized)
RTD shorted or temperature below 0ºC
Mechanical obstruction
Drive system failure
Ceased bearing
Drive belt broken
Improper positioning of load
or
Maximum load exceeded
Over temperature error
Default sensor Error (5000IR units only)
Solution
Check and replace fuse if necessary
If problem persists, please contact your VWR representative for repair.
Ensure that tray is secured tightly.
If problem persists, please contact your VWR representative for repair.
Perform speed calibration on page 11
If problem persists, please contact your VWR representative for repair.
Perform single point calibration on page 11
If problem persists, please contact your VWR representative for repair.
This error connot be fixed by the end user.
If problem persists, please contact your VWR representative for repair.
This error cannot be fixed by the end user.
If problem persists, please contact your VWR representative for repair.
Remove mechanical obstruction.
If problem persists, the reason may be the drive system. Please contact your VWR repre-
sentative for repair.
Ensure the load is evenly distributed and does not exceed the maximum load capacity for
the unit. See "Load Sensing Function" on page 10-11.
Verify load has not exceeded the maximum allowable weight. Reduce load if necessary.
If error code resumes, contact your VWR representative for repair.
This error cannot be fixed by the end user.
Please contact your VWR representative for repair.
Error will shut unit off if set temperature is 20°C or below. Unit is still operational with a set
temperatue above 20°C. Error will be indicated every 5 minutes until repaired.
Please contact your VWR representative for repair.
EN
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