Case 580SR Service Manual page 1003

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8.8 CAB
FRONT INSTRUMENT
The front instrument cluster receives signals from
the brake oil level sender, the transmission speed
sensor, the light switch and the indicator switch.
Behind the instrument there are connectors at-
tached to the vehicle wiring.
These connectors and functions are listed on the fol-
lowing pages.
SIDE INSTRUMENT CLUSTER
Receives signal from sensors to display, hours, en-
gine RPM, oil pressure, fuel level and signals to
warning and indicator lights.
FRONT INSTRUMENT CLUSTER CONNECTOR -
AMPERE 070 12-WAY POWERSHUTTLE
Pin functions and test procedure
Listed below are the pin numbers, warning lights,
and gauges.
1. Starter switch key 12 V
2. Ground:
check continuity
3. Tachometer:
Signal from W output of the alternator
4. Dipped beam:
green warning light illuminates at 12 V with multi
function light switch on
5. Main beams - Blue warning light illuminates at
12 V with multi function switch on
6. 12 V and instrument backlighting
7. Not used
8. Not used
9. Not used
10. Not used
11. Direction indicators:
green warning light illuminates at 12 V with light
switch on
12. Brake oil level:
red warning light when the input is connected to
ground with Ignition on 12 V
SECTION 55 - ELECTRICAL SYSTEM
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