Eppendorf New Brunswick -86 °C Freezers Innova U360 - Manual (Page 37)

37
Innova® U360 -86 °C Freezers — Operating manual
DOOR OPEN ALARM
DOOR OPEN: X SEC
(MIN) System records & displays time
during which outer door is held
open. Close freezer outer door.
LOW BATTERY ALARM
BATTERY CHARGE IS
LOW Message is displayed when the
alarm battery charge is low.
Chronic low battery charge is
indicative of a defective or worn
battery. Replace battery, (see Battery
replacement on p. 34).
CHAMBER SENSOR
FAILURE PT100 Probe 1 failure. This
probe, located inside the freezer
cabinet, indicates cabinet
temperature. Call New Brunswick Service
department.
CASCADE SENSOR
FAILURE This probe monitors the cascade
condenser. Call New Brunswick Service
department.
CONDENSER SENSOR
FAILURE This probe monitors the
air-cooled condenser
temperature. Call New Brunswick Service
department.
AMBIENT SENSOR
FAILURE This probe monitors the ambient
air temperature. Call New Brunswick Service
department.
ELECTRICAL FAULT General message for electrical
faults not including those listed
above. Call New Brunswick Service
department.
POWER FAILURE
POWER OFF: X SEC
(MIN, HRS) System records & displays
accumulated time since a power
failure occurred. N/A
ALARM MUTED X SEC
(MIN) Whenever an alarm is muted, the
alarm delay countdown is
displayed to advise when the
audible alarm will reactivate. N/A
SYSTEM WILL RE-LOCK
AFTER X SEC Whenever a password is used to
unlock the system, the system
will automatically relock to
prevent further changes after the
system returns to the main
screen. N/A
Symptom/message Cause Remedy
8
Troubles
hooting