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Simplified Chinese G99 – Canned Cycle – Retract Back To R Plane
The G99 command is used in combination with canned cycles to retract the Z axis back to the R plane position after each drilling operation.
When G99 is active, the Z axis retracts to the R value specified in the canned cycle command rather than returning to the initial Z position.
G99 is a modal command and belongs to Group 10.
Syntax & Parameters
G99Example Program
N10 G99 G73 X10 Y10 Z-8 R2 Q1 F100
In this example, after the drilling cycle is completed, the Z axis retracts to the R plane position defined by the R value, which in this case is Z2.
