Input lever
Thermal Profile
Wheel face
Kettle temperature
The temperature set on the kettle.
AeroPress Wheel Variable
Brewer preheat
Thermal Profile · Input lever
Heating the AeroPress before brewing.
Input lever
Thermal Profile
Wheel face
Competition practice
Inferred
Definition
Brewer preheat is the deliberate warming of the chamber or accessories before the brew begins.
Why It Matters
Preheat can reduce early heat loss and stabilize slurry temperature.
Page Context
Brewer preheat is part of the Brew Supply AeroPress Wheel and helps brewers describe heating the aeropress before brewing.
Related variables
Input lever
Thermal Profile
Wheel face
Brew water temperature
The temperature of water when it contacts the coffee.
Input lever
Thermal Profile
Advanced detail
Pour temperature
The actual temperature of the water as it is poured.
Input lever
Thermal Profile
Wheel face
Filter rinse temperature
The temperature of the rinse water used on the filter.
Input lever
Thermal Profile
Detail panel
Server / cup preheat
Heating the receiving vessel before brewing or serving.
Input lever
Thermal Profile
Detail panel
Target serving temperature
The temperature at which the beverage should be served or tasted.
Affected outcomes
Measured metric
Cup Outcome
Wheel face
Beverage TDS
Measured total dissolved solids in the served beverage.
Calculated metric
Cup Outcome
Wheel face
Extraction Yield
Calculated percentage of coffee mass extracted.
Measured metric
Cup Outcome
Wheel face
Beverage Yield
The liquid beverage mass collected or served.
Cup outcome
Cup Outcome
Wheel face
Aroma
The smell of the brewed coffee.