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ATOMIZER HEAD PROTECTION
If the power button is held down for longer
than 10 seconds while vaping, the screen
will display “Over 10s” and the arc Sigma
will refuse to power or produce any vapour.
Releasing the power button will allow normal
operation to resume.
LOW VOLTAGE PROTECTION
If battery voltage drops to 3.3V, “Lock” will
be displayed onscreen and the arc Sigma
will refuse to power or produce any vapour.
Charge the battery using the steps outlined
in “Charging the Battery” to unlock the arc
Sigma allowing normal operation to resume.
LOW BATTERY ALERT
If battery drops to 10% charge, the power
symbol on screen will flash continuously. This
is a reminder the battery will need charging
soon.
SHORT CIRCUIT PROTECTION
If an atomizer short circuit occurs, the screen
will display “Atomizer short” and the arc Sigma
will refuse to power or produce any vapour.
Replacing the atomizer head should allow
normal operation to resume. To replace the
atomizer head follow the steps outlined in
“Replacing the Atomizer Head”.
NO ATOMIZER DETECTED PROTECTION
If no atomizer head is detected, the screen will
display “No atomizer” and the arc Sigma will
refuse to power or produce any vapour. Ensure
the atomizer head is fully pushed into the
tank and the tank base is correctly screwed
onto the tank, then fit the tank back onto
the battery. If the “No atomizer” message
continues, replacing the atomizer head should
allow normal operation to resume. To replace
the atomizer head follow the steps outlined in
“Replacing the Atomizer Head”.
TEMPERATURE ALERT
If the temperature of the arc Sigma exceeds
the maximum safe operating temperature,
the screen will display “Device Too Hot” and
the arc Sigma will refuse to power or produce
any vapour. Stop vaping and allow the arc
Sigma to cool down for normal operation to
resume.
PROTECTIONS
