Here are the instructions.
Cold Smoke Settings
Turn the controller ON, Now press the SET key until the bottom display changes. You are now in Display Mode 3 where the parameters can be changed
You want to change the following parameters to these values.
IGn=0 Turns off the igniter.
OutL=0 Turns off the maintenance pellet feed.
OutH=0 Turns off the auger if OutL=0
FAnS=1 Sets the fan to a very low speed.
You’re ready to cold smoke.
Add your smoke generator.
Add your food
You can even add ice in a tray if needed.
When you are done, just change the above parameters back to their prior or default values for normal operation.
IGn=130
OutL=17
OutH=80
FAnS=3