User ManualTable of ContentsContents and purpose101Meaning of signal words101Additional documentation to be used101Safety instructions and regulations1011.4.1 General safety regulations101Statutory regulations governing installation102Suggestions for improvements and modifications102Combustion air fan202Heat exchanger202Temperature sensor203Temperature limiter203Burner insert203Glow plug203Flame monitor203Combustion pipe203Circulating pump203Control unit203Metering pump203Switching on301Heating mode301Control mode301Switching off302Heater functions when installed in ADR vehicles302Sequence of functions302Malfunctions3033.6.1 Fault lock-out3033.6.2 Diagnosis after fault lock-out, Thermo 90 S and Thermo 90 ST304Technical data401General501General fault indications501General fault indications501Fault indications on fault lock-out502Fault indications on fault lock-out502Visual check for assessing the burner503Burner housing503Visual check, burner back wall503Back wall with metal evaporator504Combustion chamber504Complete burner504Visual check, pilot flame outlet opening504Visual check, complete burner504General601Settings6016.2.1 Setting the CO2 content601Testing individual components601Resistance test of the temperature sensor601Resistance test of the glow plug601Resistance test of the flame monitor601Testing the combustion air fan601General701System circuit for Thermo 90 S, 12 and 24 V, with standard clock702circulating pump control703System circuit for Thermo 90 S-ADR, 24 V, with switch704System circuit for Thermo 90 S-ADR, 24 V, with switch without power take-off705System circuit for Thermo 90 ST, 12 and 24 V, with standard digital timer706circulating pump control707System circuit for Thermo 90 ST-ADR, 24 V, with switch708System circuit for Thermo 90 ST-ADR, 24 V, with switch without power take-off709General801Work on the heater801Work on the vehicle801Heater trial run802Service work802Specimen installations for heater in a truck803Visual inspections and installation instructions804Connection to the vehicle cooling system804Connection to the vehicle fuel system804Fuel supply804Webasto fuel extractor805Fuel extraction from the plastic tank (extraction through tank drain screw)805Fuel extraction from the plastic tank (extraction through tank fitting)805Webasto fuel extractor806Pipe/hose connection806Metering pump with damper807Fuel filter807Combustion air supply807Metering pump, installation position and attachment807Exhaust line808Removal and installation808Heater, removal and installation808Exhaust pipe opening, installation position808Changing the circulating pump809Changing the temperature limiter809Changing the temperature sensor809Changing the combustion air fan809Start-up809General9019.1.1 Work on stripped-down components901Dismantling and assembling902Electrical connections (Thermo 90 S)902Electrical connections (Thermo 90 S)902Changing the circulating pump903Changing the circulating pump903Changing the temperature limiter904Changing the temperature sensor904Changing the temperature limiter and temperature sensor905Changing the combustion air fan906Changing the combustion air fan906Changing the burner, flame monitor and glow plug907Changing the burner, flame monitor and glow plug908Changing the burner head909Changing the burner head909Changing the heat exchanger91010.1 General1001Size: 1.52 MBPages: 55Language: EnglishOpen manual
