AIR COMPRESSOR GP 2500778 - Caterpillar

Correcting Service Hour Data
Check the Current SHM Condition
Check the mechanical SHM, machine controller, and other controller hour meter.
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Mechanical SHM
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Using Cat ET
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Machine and other controllerFix According to Condition of SHM
When mechanical SHM has more time than machine and other controller:
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Click "Set Master Hours".
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Set mechanical SHM value.
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Click "Synchronize".
When machine controller hour meter has the same amount of time as the other controller:
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Click "Synchronize".
When machine controller hour meter has more time than other controller:
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Click "Synchronize".
When machine controller hour meter has less time than other controller:
Set the machine controller time to match other controller hour meter.
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Click "Set Master Hours".
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Set the machine controller hour meter value.
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Click "Synchronize".