Grizzly G0554Z owner manual Spindle Break-In, Recommended Adjustments

Spindle Break-In

NOTICE

Successfully complete all of the spindle break-in steps to avoid rapid deterioration of the spindle bearings and components.

To break-in the spindle bearings:

1.Successfully complete the Test Run proce- dure beginning on Page 16.

2.DISCONNECT LATHE FROM POWER!

3.Make sure the carriage is disengaged from the leadscrew and feed rod (refer to Step 6 on Page 17 for instructions).

4.Set the lathe to a spindle speed of 60 RPM (refer to Setting Spindle Speed on Page 38 for detailed instructions).

5.Connect the machine to power and move the spindle lever down to start the spindle rotat- ing counterclockwise, then let the lathe run for 20 minutes.

6.Move the spindle lever to the center position, wait for the spindle to come to a complete stop, then move the spindle lever up to start the spindle rotating in the opposite direction (clockwise). Let the lathe run for another 20 minutes.

7.Repeat Steps 2–6for the spindle speeds of 160, 650, and 1800 RPM.

Model G0554Z (Mfg 01/09+)

8.Turn the lathe OFF and allow the spindle to come to a complete stop, then disconnect the lathe from power.

9.Place your hand on the spindle to test its operational temperature.

—If the spindle is hotter than you can com- fortably leave your hand on, the spindle bearing preload may need to be adjusted. Refer to the Spindle Bearing Preload sec- tion on Page 62 for detailed instructions.

—If the spindle temperature feels warm, the Spindle Break-Inprocedure is complete and your lathe is ready for operation.

Recommended

Adjustments

For your convenience, the adjustments listed below have been performed at the factory.

However, because of the many variables involved with shipping, we recommend that you at least verify the following adjustments to ensure the best possible results from your new machine.

Step-by-step instructions for these adjustments can be found on the pages referenced below.

Factory adjustments that should be verified:

•Tailstock alignment (Page 33).

•Cross slide backlash adjustment (Page 58).

•Gib adjustments (Page 58).

NOTICE

After the first 16 hours of use, the V-belts will stretch and seat into the pulley grooves. The V-belts must be properly re-tensioned after this period to avoid severely reducing their useful life (refer to the Tensioning/ Replacing V-Belts section on Page 53 for detailed instructions.

-19-