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Umbrella Tool Changer - Spindle Orientation Offset - NGC

4.3 Umbrella Tool Changer - Spindle Orientation Offset - NGC

Last updated: 08/12/2025

Umbrella Tool Changer - Spindle Orientation Offset - NGC

Revision A 08/2025

Spindle Orientation Offset - Introduction

The spindle orientation offset parameter is Parameter 4.082 in machines that have the Next Generation Control. Parameter 4.082 sets the position of the spindle dogs in relation to the tool pocket. This procedure tells you how to set Parameter 4.082.

Tools Required

  1. Haas Control Key
  2. Dial Indicator
  3. Magnetic Base

Set Umbrella Tool Changer - Spindle Orientation Offset

1

Power on the machine with your Haas Control Service Key.

If the machine has a gearbox, run this code in MDI mode:

M42;

This puts the machine in high gear and makes the spindle easier to turn with your hand.

Make sure no tool is in the spindle. Make sure no tool is in the pocket that faces the spindle.

2

Put the magnetic base with the indicator on the table.

Handle jog the machine to indicate the alignment of the spindle dogs and the X Axis.

The spindle dogs must be aligned within 0.010" (0.254 mm) of the X Axis.

3

Push [DIAGNOSTIC].

Navigate to the Factory tab in the Parameters tab.

Type 4.082 and Push [F1].

Push [F3] Set Spindle Orientation Offset.

The Spindle Orientation Offset Done prompt shows.

4

Move the spindle dogs out of orientation.

Push [RECOVER].

Select Tool Change Recovery and push [ENTER].

Push [M] to select Manual Recovery.

Push [O] to select Spindle Orientation.

Push [O] again to orient the spindle.

Repeat Step 2 to make sure the spindle dogs are aligned correctly.

Push [E] to Exit.

5

Make sure Parameter 4.082 is correct:

  1. Go to [MDI] mode.
  2. Push [ATC FWD]. Push [FEED HOLD] to verify that the spindle dogs line up with the tool changer key. Push [CYCLE START] to finish the tool change cycle.
  3. Push [ATC REV].
  4. Put a tool in the spindle.
  5. Push [ATC FWD].

Make sure the machine has a smooth tool change.

 Important: You must always remove your Haas Control Key and power off the machine when you finish work on the machine.

6

If the machine does not does not have a smooth tool change, the machine has (1) of these conditions: