To adjust the set temperature and switch
between Fahrenheit °F and Celsius °C:
Celsius Temperature Range can be adjusted
from between 150-315°C in 5°C increments.
Hold the“+” or “-” bu�on and the temperature
se�ng will flash. Release the bu�on and press
it again to quickly increase or decrease the set
Celsius Temperature.
When the °C temperature is cycled above
315°C, or below 150°C then the device will
switch to °F temperature mode.
Press the “ ” bu�on to lock the set temperature
and ac�vate the CoolFire ULTRA.
The Fahrenheit Temperature Range can be
adjusted from 300-600°F in 5°F increments.
Hold the “+” or “-” bu�on and the temperature
se�ng will flash. Release the bu�on and press
it again to quickly increase or decrease the set
Fahrenheit temperature.
When the °F se�ng is increased above 600°F
decreased below 300°F the device will switch
to °C mode.
Press the “
” bu�on to lock the set temperature
and ac�vate the CoolFire ULTRA.
There are two ways to select the correct coil
mode:
CALIBRATION & Coil Selec�on Method #1:
A�ach a new tank or Detach and re-a�ach a
tank. When the “ ” power bu�on is pressed
the OLED screen will display
：
Press the “+” or “-” bu�on to cycle coil types
through Ni(Ni200), Ti(Titanium), SS(Stainless
Steel), W(Wa�age Mode).
When the desired mode is selected press the
bu�on “ ” to select Coil Type and ac�vate the
CoolFire ULTRA.
Coil Selec�on Method #2:
Press and hold the power bu�on “ ” and the
“+” bu�on together for 3 seconds; con�nue
holding the bu�ons to cycle through coil
types: Ni(Ni200), Ti(Titanium), SS(Stainless Steel),
W(Wa�age Mode). The top le� corner will
display the coil type. Release the bu�ons to
select the correct coil type.
10
11
