User Manual

Table Of Contents
Electric System LEXION 500 TIC
38b-4 Lex-e-38b 03/05
Description of function:
2/7
- Test menu operation
1. Switch on the ignition and start the engine.
2. Display of software version
The software version is displayed for 3 seconds.
If the software version flashes, the factory setting of the software in the
automatic air conditioner module (A6) was modified.
3. Temperature display
- Test menu access 1. Press key (3) and release it.
2. Press key (1) and hold it.
3. Press keys (11) and (13) simultaneously.
4. Release keys (1), (11) and (13) simultaneously.
The display field (8) shows the total of the factory software setting values
= 370.
If the setting value flashes, the factory software setting values in the
automatic air conditioner module (A6) were modified.
1st menu item
Cab temperature
Press key (3) once.
The cab temperature in °C is displayed.
Example: 25.5°C
If the temperature display is incorrect, please check the following:
1. Position and possibly soiling of AC cab temperature sensor (B86),
(on the rear right, behind the suction lamellas).
2. Connector on the automatic air conditioner module (A6).
3. Measure the resistance of the AC cab temperature sensor (B86), must
be 10kOhm at 25°C.
4. Offset value of AC cab temperature sensor (B86) in the controller
menu.