FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Mercedes Benz
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1999
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SL 500 (129.068) V8-5.0L (113.961)
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Repair and Diagnosis
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Heating and Air Conditioning
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Relays and Modules - HVAC
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Control Module HVAC
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Description and Operation
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Blower Regulator
Blower Regulator
The blower regulator controls the power supply to the blower depending on the blower stage set.
The blower regulator is a transistor controlled constant current regulator. It consists of a cooling element and electronic stage.
Function: