ML 430 (163.172) V8-4.3L (113.942) (2000)
Control Assembly: Description and Operation
Heating Operating Unit Position/Function (Without TCC)
The following components are integrated into the heating operation unit (698):
Blower switch (1):
with a 0 position and 4 levels.
NOTE: The blower switch (S3) cannot be obtained alone
Temperature selection wheel (2):
with a "blue" position for no heat and manually adjustable heat position.
Air distributor switch (3):
with positions: defroster nozzle, footwell, middle level and intermediate positions.
Recirculated air switch:
Functioning when the diode lights up.