Blok Upravlenija Webasto Shema Apr 2026

: No connection (Standard) or Input for Auxiliary/Parking heating (RV/HD models).

: Analogue switch-on signal (Black wire) — used to trigger the heater from a manual switch. blok upravlenija webasto shema

: Plugs into the 4-pin "Telestart/Diagnose" connector. : No connection (Standard) or Input for Auxiliary/Parking

: Plugs into the "User Interface Potentiometer" 4-pin plug. blok upravlenija webasto shema

Air heaters often use a simplified loom for standard controllers:

: W-bus (Yellow wire) — used for digital communication and PC diagnostics .