Delta 46-455 User Manual

17

10.  Place new belt on spindle pulley making sure 

grooves in belt align with grooves in pulley.

11.  Place spindle pulley (RR) inside headstock (as 

shown in Fig. 35) and hold as you insert the 

spindle shaft (SS) through headstock and pulley. 

Take care to align the shaft key (TT) with the 

pulley keyway (not shown).

12.  Be sure the pulley seats firmly against the shaft 

shoulder (UU).

13.  Tighten pulley set screw (QQ) Fig. 33 firmly.

14.  Reinstall wave spring (PP) Fig. 32 and 

handwheel (OO) Fig. 31. Handwheel tightens 

counterclockwise. Tighten handwheel completely, 

then back off 1/4 turn. 

TIGHTEN. Doing so could damage the bearings.

15.  Tighten two handwheel set screws (NN) Fig. 31 

securely. With belt hanging loose, rotate spindle 

to ensure it turns freely.

16.  Lift belt tensioning lever (Y) Fig. 30 up and snap 

it into place.

17.  Check belt tension and adjust if needed. (See 

Changing Pulleys section.)

18.  Close pulley cover (X) Fig. 29  and side door 

(AA) Fig. 16 securely. 

19.  Disengage indexing pin (FF) Fig. 31 if it was 

engaged to remove spindle handwheel (OO).

 

Do not turn on lathe with index pin 

engaged. Doing so could damage the lathe.

Use only identical replacement parts. For a parts list or to order parts, visit our website at www.DeltaMachinery.com/service. You 

can also order parts from your nearest factory-owned branch, or by calling our Customer Care Center at 1-800-223-7278 to receive 

personalized support from highly-trained technicians.

If your warning labels become illegible or are missing, call 1-800-223-7278 for a free replacement.

 

All quality tools will eventually require servicing and/or replacement of parts. For information about DELTA

®

 Power Equipment 

Corporation, its factory-owned branches, or an Authorized Warranty Service Center, visit our website at www.DeltaMachinery.com 

or call our Customer Care Center at 1-800-223-7278. All repairs made by our service centers are fully guaranteed against defective 

material and workmanship. We cannot guarantee repairs made or attempted by others.

You can also write to us for information at DELTA

®

 Power Equipment Corporation, 99 Roush Street, Anderson, South Carolina 

29625. - Attention: Product Service. Be sure to include all of the information shown on the nameplate of your tool (model number, 

type, serial number, etc.)