Jet ZH Series Operation And Maintenance Instructions Download Page 5

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Table of Contents

1.0 IMPORTANT SAFETY INSTRUCTIONS ....................................................................................................... 2

2.0 Warranty and Service ..................................................................................................................................... 4

3.0 Table of Contents ........................................................................................................................................... 5

4.0 Specifications ................................................................................................................................................. 6

5.0 Dimensions and mounting hole centers ......................................................................................................... 8

6.0 General description and nomenclature .......................................................................................................... 9

7.0 Unpacking .................................................................................................................................................... 11

7.1 Contents of the Shipping Container ......................................................................................................... 11

8.0 Installation .................................................................................................................................................... 12

8.1 Leveling the lathe ..................................................................................................................................... 12

8.2 Completing installation ............................................................................................................................. 12

8.3 Chuck Preparation .................................................................................................................................... 13

8.4 Break-In Period ........................................................................................................................................ 13

9.0 Maintenance/Lubrication ............................................................................................................................... 14

9.1 Coolant Preparation ................................................................................................................................. 16

10.0 Electrical Connections ................................................................................................................................ 16

10.1 Conversion to 460 Volt Operation............................................................................................................ 17

11.0 Basic Controls ............................................................................................................................................ 18

12.0 Operation ................................................................................................................................................... 20

12.1 Tool Setup .............................................................................................................................................. 21

12.2 Spindle Speed ........................................................................................................................................ 21

12.3 Feed and Thread Selection .................................................................................................................... 21

12.4 Thread Cutting ........................................................................................................................................ 22

13.0 Adjustments ............................................................................................................................................... 22

13.1 Chuck Jaw Reversal ............................................................................................................................... 22

13.2 Gib Adjustments ..................................................................................................................................... 22

13.3 Tailstock Adjustments ............................................................................................................................ 23

13.4 Gap Section ............................................................................................................................................ 23

13.5 Belt Adjustment and Replacement ............................................................................................................ 24

13.6 Brake Strap ............................................................................................................................................ 24

13.7 Friction Clutch Adjustment ..................................................................................................................... 24

13.8 Aligning Tailstock to Headstock ............................................................................................................. 25

13.9 Spindle Bearings .................................................................................................................................... 25

13.10 Speed Control ...................................................................................................................................... 25

13.11 Lead Screw .......................................................................................................................................... 26

13.12 Apron Feed Clutch ............................................................................................................................... 26

13.13 Tool Post .............................................................................................................................................. 26

13.14 Cross Slide Nut Adjustment ................................................................................................................. 27

13.15 Shear Pin Replacement ....................................................................................................................... 27

13.16 Steady Rest Adjustment ....................................................................................................................... 27

13.17 Follow Rest Adjustment ........................................................................................................................ 28

14.0 Troubleshooting the ZH Series Lathes ....................................................................................................... 29

15.0 Lubrication Schedule and General Maintenance ....................................................................................... 30

16.0 Reference Tables ....................................................................................................................................... 31

16.1Inch Lead And Feed ................................................................................................................................. 31

16.2Special Inch Lead And Feed .................................................................................................................... 32

16.3 Speed Selection Lever Positions ............................................................................................................ 33

17.0 Electrical – 230 volt to 460 volt Conversion ............................................................................................... 33

18.0 Change Gear Diagram ............................................................................................................................... 34