G74 Reverse Tap Canned Cycle (Group 09)

Classic Control - Mill Operator's Manual

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F - Feedrate. Use the formula described in the canned cycle introduction to calculate feedrate and spindle speed.
*J - Retract Multiple (How fast to retract - see Setting 130)
*L - Number of loops (How many holes to tap) if G91 (Incremental Mode) is used
*R - Position of the R plane (position above the part) where tapping starts
*X - X-Axis location of hole
*Y - Y-Axis location of hole
Z - Position of the Z-Axis at the bottom of hole

*indicates optional

G74 Tapping Canned Cycle

Be aware: Many service and repair procedures should be done only by authorized personnel. The service technicians at your Haas Factory Outlet (HFO) have the training, experience, and are certified to do these tasks safely and correctly. You should not do machine repair or service procedures unless you are qualified and knowledgeable about the processes.

Danger: Some service procedures can be dangerous or life-threatening. DO NOT attempt a procedure that you do not completely understand. Contact your Haas Factory Outlet (HFO) and schedule a service technician visit if you have any doubts about doing a procedure.