Webasto AT2000ST overheat protection
Overheat protection.
The overheat protection sensor takes heater temperature in a zone of edges of the heat exchanger and protects the heater from inadmissible overheating in the course of work. He blocks operation of the heater at a temperature of heated air more 150°C and temperature of a surface of the heater (case) from above 80°C, interruption of supply of fuel and shutdown of the heater, his transfer to the purge mode is a consequence of what. The error code at the same time is given for governing body. For restart of the heater it is necessary to switch off it and to include.
Diagnostics of the overheat protection.When checking resistance of the sensor of overheating by a multimeter, the received values need to be compared to this schedule.
Characteristics of the AT 2000ST temperature sensor lie ranging from 10 up to 30°C.
Replacement of the sensor of overheating.
Dismantling.
1. To remove the heater.
2. To remove case details.
3. To remove thermoinsulating pro-rates from the heat exchanger.
4. To disconnect the X5 socket from the control unit.
ATTENTION! Don't pull for an electrical wiring.
5. To take the overheating sensor by means of the suitable tool from heat exchanger edges
6. To remove the overheating sensor.
Installation.
1. To make check of the sensor of overheating.
2. To bring the overheating sensor into adjusting situation and to insert with effort by hand.
ATTENTION! Short circuit of conducting of the sensor on fixing the bracket / heat exchanger isn't allowed.
3. Make sure that the sensor is installed correctly, in a groove on fins of the heat exchanger.
4. To connect the plug X5 to the control unit. The plait from the sensor has to settle down parallel to heat exchanger edges.
5. To install the heat-insulating pro-rates on the heat exchanger.
6. To collect case details.
7. To install the heater.
| Manufacturer | Webasto |
| Country of origin | Germany |
| Weight | 0.1 kg |
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