3 . INSTRUMENTS AND CONTROLS
3.8
Challenger MT500B EU
3.2 - INDICATOR LIGHTS PANEL
3.2.1 - Control indicator lights for functions in
use (Fig. 5)
Green and orange control indicator lights display and mon-
itor the functioning of attachments and implements.
1. Front power take-off (yellow).
2. Not used
3. High pressure transmission oil filter clogging indicator
light (yellow).
4. 4WD engaged indicator light (green).
5. Differential lock indicator light (yellow).
6. Power take-off engaged (yellow).
3.2.2 - Failure and parking brake control indicator
lights (Fig. 6)
Red control indicator lights signal problems of varying im-
portance. They light up when the ignition key is turned in
the start switch and usually go out once the engine is run-
ning.
If they light up when the engine is running normally,
stop the engine at once and investigate the cause of the
problem.
7. Auxiliary hydraulics oil temperature indicator light
(red).
8. 15 micron auxiliary hydraulics oil filter clogging indi-
cator light (yellow).
9. Parking brake indicator light (red)
10. Grid heater indicator light (red).
11. Inlet air temperature indicator light (red).
This indicator light is switched on when the ignition
key is in "auxiliary" position. It switches off when the
engine starts running. If the indicator light comes on
when the engine is running, stop the engine and inves-
tigate the cause of the problem immediately.
12. Air filter clogging indicator light (yellow).
Z3A-1139-10-04
21
3 4
5
6
Fig. 5
Z3A-1140-10-04
87
9 10
11 12
Fig. 6