Bradford White EF100T150(E)*(N Service Manual page 29

Step 3a: Press "Temperature Up" button to change temperature format to °C
Step 3b: Press "Temperature Down" button to change temperature format to °F
Step 4: Press "Set" button to confirm °F or °C format. °F/°C will stop flashing
Accessing Service Mode on Control Display
For models with Honeywell Integrated Control
%
°C °F/C°
idle
Status Operational
SELECT SET
°F °F/C°
idle
Status Operational
SELECT SET
°F °F/C° °F
idle
Operational
Status
SELECT SET
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