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Detailed specifications for the DW 80 coolant heater, including heat output and fuel type.
Overview of Webasto DW 80 heater components like heat exchanger, burner, and fan.
Step-by-step instructions for initiating the Webasto heater's operation.
Details on how the heater functions in full heat, low heat, and cycling modes.
Process for safely shutting down the heater, including the purge cycle.
Information on causes of fault lock-out and how to reset the system.
Explains the temperature sensor's function, its effect on switching steps, and testing methods.
Describes the overheat thermostat's protective function, switching points, and reset procedure.
Details the flame detector's role in monitoring combustion and its testing procedures.
Details the control unit's function, fault coding, and storage temperature limits.
Explains the coolant pump's function, testing, and the importance of preventing dry runs.
Details the fuel pump's function, pulsing frequency, and post-replacement CO2 checks.
Illustrates the complete wiring layout for basic heater operation.
Shows the wiring connections required when using a 72-hour timer for operation.
Systematic approach to identifying issues based on symptoms in electrical, coolant, fuel, and air systems.
Explanation of how the heater's indicator light provides fault codes via blinking signals.
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General