Fisher Scientific Fisherbrand Isotemp Instalación Y Operación página 22

Troubleshooting
CAUTION: DO NOT try to repair your freezer
yourself. Doing so invalidates the warranty.
Alarms signals
How to See the Alarm and Reset
the Recorded Alarm
1. Hold the keys or
2. When the signal is displayed, hold the SET key until
the "rst" message is displayed, and push the SET
key again. The "rst" message starts blinking and the
normal temperature will be displayed.
Message Cause
"P1" Room probe failure
Alarm Recovery
Probe alarms "P1" start some seconds after the fault in the
related probe; they automatically stop some seconds after
the probe restarts normal operation. Check connections
before replacing the probe.
Other Messages
Pon Keyboard unlocked
PoF Keyboard locked
noP In programming mode: none parameter is
present in Pr1
On the display or in dP2, dP3, dP4: the selected
probe is nor enabled
noA None alarm is recorded.
22
to display the alarm signals.
Outputs
Compressor
output according
to par. "Con" or
"COF"