If the display shows "F" followed by two digits (e.g., F01), this is a fault code. Refer to the Webasto 1533 Manual to identify the specific issue. Webasto Oval Timer 1533 Operating Instructions Manual
The Webasto (often the 1533 "Oval" model) is a compact control unit used to program and operate your vehicle's parking heater. It allows for immediate heating or scheduled starts to ensure your car is warm before you enter. Core Operation Guide Immediate Heating (Instant On): minitaimer vebasto instruktsiia
Use the or Reverse (<) buttons to set the current time. Press the Clock button again to save. Programming a Preset Start Time: If the display shows "F" followed by two digits (e
Only one preset can be active at a time. To deactivate, press the Set button until no program number is shown. Quick Tips & Troubleshooting It allows for immediate heating or scheduled starts
Wait for the display to stop flashing; the program is now active (the corresponding number will stay visible on the screen).