PTC heater booster, location/task/design/function - GF83.70-P-4058T
MODEL 211.0 with ENGINE 271, 628, 629, 642, 646, 647, 648
MODEL 211.2 with ENGINE 271, 642, 646, 647, 648
MODEL 211.6 with ENGINE 642, 646, 647
| PTC heater booster, position | The heater booster (R22/3) is located in the air conditioner housing upstream of the heater heat exchanger. | |
| PTC heater booster, task | Compensates for loss of heater output under certain operating conditions (cold start, partial load, etc.), in particular for direct-injection diesel engines. The heater booster (R22/3) supports the task of the heat exchanger. | |
| PTC heater booster, design | The heater booster (R22/3) comprises a heating register with seven PTC heater sections and a power regulator. A PTC section comprises several ceramic heater elements with a metallic frame. To increase the area, the metal frame is equipped with ribbing. |
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| PTC heater booster, function | GF83.70-P-4058-01T |