jcb JS200 Service Manual page 172

Section C
8 - 5
Self Test Function (continued)
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Start engine. Pressing SELECT changes the display as shown.
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This monitors pressure switch information in the clock display.
0 1
Excavating
Pressure switch
When the CHANGE switch is pressed when the checks are
completed and the system will return to the STANDARD
MODE for normal operation.
Note: Engine has to be started to perform the above
procedure.
Select boom down, display should be:
*
Select slew left or right, display should be:
Select any other excavator service,
display should be:
Select travel, display should be:
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Select hammer, display should be:
9803/6400
Electrics
*
Self Test
0 =Switch open
1 =Switch closed
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Travel/boom/slew/hammer
Pressure switch
1 1
1 1
1 0
0 1
0 1
PRESSURE SWITCH INPUT
Message
CH : PS
WORK MODE
Self-check
MODE
Select
CLOCK
Message
S : STANDARD MODE
WORK MODE
Self-check
Change
MODE
CLOCK
Section C
8 - 5
Issue 2*