Bus Battery Test; System Battery Test - Thermo Scientific HERAfreeze HFU Series Operating And Maintenance Manual

Section 3
Configuration

System Battery Test

BUS Battery Test

3-2 HFC Series
To test the charge of the freezer battery:
1. Press the Mode key until the Configuration indicator lights.
2. Press the right arrow until SYS BAT TEST is displayed in the message
center.
3. Press Enter to initiate the test.
TESTING BATT will display during the testing period. Upon completion
of the test the message center will display BATT GOOD or BATT FAIL
When a test is failed, the audible alarm will sound, the alarm indicator and
the Low Battery indicator will light. Press the Silence key and the alarm
indicator will go off. The Low Battery light will stay on until a future
battery test is performed and passed.
To test the charge of the BUS battery:
1. Press the Mode key until the Configuration indicator lights.
2. Press the right arrow until BUS BAT TEST is displayed in the message
center.
3. Press Enter to initiate the test.
TESTING BATT will display during the testing period. Upon completion
of the test the message center will display BBAT GOOD or BBAT FAIL If
this test fails, the audible alarm will sound, the alarm indicator and the
Low Battery indicator will light. Press the Silence key. The audible alarm
and alarm indicator will go off. The Low Battery light will stay on. If the
test fails, it is recommended to replace the BUS battery.
Thermo Scientific