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Auto key: one press operation for all steps automatically
Pressure up key: to add gas to A/C system.
Pressure down key: to remove gas from A/C system
Vacuum test key: Vacuum test for detecting leakage
Record print key: Record the previous 3 operations and to
print recept (printer is an option item)
Select keys: to shift the service items or edit the number inputted.
Start key : it allows to start the operation step.
Stop key : it allows to
cancel the operation step.
Hint key :
Help information for
operations