Case 580SR Service Manual page 1002

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OIL PRESSURE SWITCH - POWERSHUTTLE
If the transmission pressure is to low, the warning
lamp to flash.
Test procedure
The voltage measured between pin 1 and pin 2
should be 12 V.
With Transmission oil pressure continuity should be
found.
Pin Sender
No.
1 12 V
8.7 PARKING BRAKE SWITCH
When the parking brake is engaged, the switch is
deactivated and the warning lamp turns on.
An audible alarm sounds if the parking brake is op-
erated with the gearshift lever engaged.
Test procedure
Brake engaged:
switch closed warning light illuminated.
Brake disengaged:
switch open warning light off.
SECTION 55 - ELECTRICAL SYSTEM
Resistance
with low pressure 0.3 Ω
Z-B:1
N:1
S18
1: FM:G-R:1
1: FM:N:1
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