: Flash code for fault display or vehicle blower control. Pin 5 : Vehicle blower (Summer/Winter mode signal).
: No connection (Standard) or Input for Auxiliary/Parking heating (RV/HD models). blok upravlenija webasto shema
: Fuel pump (Brown/Blue wire) — connection to the metering pump. Webasto Air Top 2000 STC Simplified Wiring Go to product viewer dialog for this item. : Flash code for fault display or vehicle blower control
: Plugs into the "User Interface Potentiometer" 4-pin plug. blok upravlenija webasto shema
: Heavy-gauge wires (Red/Black for 12V positive, Brown for negative). Controller Connection :
: Plugs into the 4-pin "Telestart/Diagnose" connector.
: Ensure a 20A fuse is in the main heater slot (F1) and a 5A fuse for the multi-controller. Quick Connection Tips Webasto Thermo Top C Workshop Repair Manual