Workshop Manuals Factory service & repair Alfa Romeo
01 145 electrical system diagnosis02 146 electrical system diagnosis03 ABS, Alfa Romeo Code and engine management
Alfa Romeo 145/146 Electrical System Diagnosis Manual, Volume 3 (1994-2001)01 · 145 electrical system diagnosis
01 · Diagnostics

Mixing control actuator Q30

Make
Alfa Romeo
Model
145/146 Electrical System Diagnosis Manual, Volume 3
Year
1994–2001
Section
Automatic Air Conditioner › Mixing control actuator Q30
145 electrical system diagnosisMixing control actuator Q30

Mixing control actuator Q30

Mixing control actuator Q30 diagram
SPECIFICATIONS
Total angle of rotation between max. heat and max. cool 62°
Ratio u/U for max. heat 0.707
Ratio u/U for max. cool 0.26

Mixing control actuator Q31

Mixing control actuator Q31 diagram
SPECIFICATIONS
Wiring diagram

Delivery current Ic = 1 mA max.

Max. current I = 5A

Adjustment impedance Zc = 80 kOhm

A = fan

B = electric regulator

C = electronic control unit

Wiring diagram for fan control circuit with regulator and control unit

Parts & tools for this job For 1994 Alfa Romeo 145/146

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