ad8330s600116a

Climate control test of electrical system evaporator temperature sensor

Type ad · topic 83.30 · version 0104 · 2003-06-13

Applies to: MODEL 638 with ENGINE 111.948 /978, 601.942 /970 with CODE (H06) Air conditioning MODEL 638.244 with ENGINE 104.900 with CODE (H06) Air conditioning

Where it sits

Function group 3 Body › 83 Climate control › 83.30 Air conditioning — Series 601 (models 942, 970) · Series 638

EinPAS 39 Heating/ventilation/cooling › 39.15 Climate control › 39.15.1 Basic information — Series 601 (models 942, 970) · Series 638

Also applies to engines/gearboxes: 104 900, 111 948, 111 978

AD83.30-S-6001-16A

Climate control test of electrical system evaporator temperature sensor

Model 638 with Engines 111.948/978, 601.942/970 with CODE H06

Model 638.244 with Engine 104.900 with CODE H06

Scope of test

Measuring instrument / Test connection

Operation/

Requirement

Specified value

Possible cause/

Remedy

1.0

Temperature sensor, evaporator (B29)

Voltage

Model 638 with Engines 111.948/978, 601.942/970 with CODE H06

Model 638.244 with Engine 104.900 with CODE H06

17

A14.1

9

Ignition: ON

°C V

0 3.1-3.5

10 2.5-2.8

20 1.8-2.1

30 1.3-1.6

45 0.7-1.1

Wiring

A14

B29

1.1

1.1

Resistance B29

17

A14.1

9

Ignition: OFF

Disconnect A14

°C kΩ

0 15.0-18.0

10 9.0-11.0

20 5.5-7.5

30 3.5-4.5

45 1.9-2.3

Wiring

B29