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Drexma Type UDG Non Programmable Instruction Manual — questions & answers

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What does the E2 error code mean on the Drexma Type UDG thermostat and what is the external sensor?

2026-07-26 1 answer

According to the Drexma Type UDG manual, the E2 error code indicates that the external sensor is defective or short-circuited. The external sensor (often…

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How do I unlock the child lock on the Drexma Type UDG thermostat?

2026-07-13 1 answer

To unlock the child lock on your Drexma Type UDG thermostat, please follow these steps: Ensure the display is active (backlight is on) by…

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