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Master power switch
The main power switch must be turned on for the system to operate properly.
Temperature display and indicator light
The display screen shows the actual temperature in the storage cabinet;
When the snow flake light is lit on the display, the feed solenoid valve is activated and the
injection is in process.
When the "
" light is lit on the display, the man power switch is in off mode.
ERR on the display indicates a sensor failure.
System battery switch
The system's battery switch must be turned on. During a power outage, the battery can
then supply the power to run the backup system.
Standby test key
The test key is to allow a temporary activation of the solenoid valve. This is to ensure the
flow of cryogen is available to the freezer when called by the controller.
Indicator light for 'Low Carbon Dioxide'
When the indicator is turned on, the pressure in the carbon dioxide tank is lower than 35 bar.
The tank must be replaced to ensure a proper cooling is available from the backup system.
Indicator light for 'Low Battery'
When the indicator is turned on, the battery power is low and it needs to be charged.
Connect the AC power to a power outlet to charge the system.
Indicator light for 'Battery Charging'
When the indicator light is on, it indicates the battery is being charged;
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