Sigma 1-6P, Operating Manual

Page: 41 / 67

6 Malfunctions and Error Correction
6.1 Error Mode
Malfunctions are indicated by error messages with a number in the speed
display. If the sound signal is activated, it sounds when the error message is
displayed (see 5.3.8 "Activating/Deactivating the Sound Signal", page 40).
6.2 Error Correction
•
Eliminate the source of the problem (see 6.2.1 to 6.2.6, page 41 ff).
•
Acknowledge the error messages with the lid key.
6.2.1 No Indication on the Display
−
Voltage in the socket?
•
Check fuse in the mains supply.
−
Power cord plugged in and line
voltage present?
•
Plug in power cord correctly.
−
Fuse OK?
•
Replace fuse (see fig. 5.4 "name plate",
page 26).
−
Mains power switch on?
•
Switch on power.
−
Lid closed?
•
Close lid (see 6.2.4 “Lid cannot be
opened", page 42).
6.2.2 Centrifuge cannot be started
−
Start key LED not illuminated:
•
Power off/on. If the error occurs again,
call the service.
−
Lid key LED flashes:
•
Open and close the lid again. If error
occurs again although both locks are
locked, call the service.
6.2.3 Centrifuge decelerates during Operation
−
There was a brief mains power
failure (at least 2 sec), error
message 61
−
Centrifuge displays an error from
1 to 11 after powering on.
•
Press the start key in order to restart
the centrifuge.
•
Power off/on (see 6.2.6 "Error Codes",
page 43). If the error occurs again, call
the service.
Operating Manual SIGMA 1-6P page 41 of 67
05/2007