Porter-Cable 7724 instruction manual To Adjust Blade Tracking

Page 11

DIRECTION OF BLADE TRAVEL

ON LEFT SIDE OF MACHINE POSITION OF TEETH ON

LEFT SIDE OF MACHINE

Fig. 3

A

Fig. 4

TO ADJUST BLADE TRACKING

This Band Saw is equipped with an adjustable Blade Tracking Mechanism. When properly adjusted: the back edge of the blade will run lightly against at least one of the back-up rollers, but will not press heavily against the roller. If the blade fails to track correctly, adjust as follows:

1. DISCONNECT TOOL FROM POWER SOURCE.

2.Use a 9/16" wrench to loosen the adjustment locking nut (A) Fig. 5, by turning it counterclockwise, one or two turns.

3.Use a flat screwdriver to turn the tracking screw (B) Fig. 5, 1/4 turn. Turning the screw clockwise will move the blade further up, toward the blade guide rollers. Turning the screw counterclockwise will move the blade down, away from the blade guide rollers.

4.Tighten the adjustment locking nut.

5.Following the directions in TO START AND STOP SAW, operate the saw and observe blade tracking.

6.Repeat Steps 1 through 5 as necessary to achieve proper tracking.

B

A

Fig. 5

11

Image 11
Contents Instruction Variable Speed Manual PORTA-BAND Band Saw Important Safety Instructions Table of ContentsCalifornia Proposition Safety Guidelines DefinitionsGeneral Safety Rules General Safety Rules Additional Specific Safety Rules Symbol Definition Extension Cord Selection Carton Contents Functional Description MotorBand SAW Blades Assembly OperationTo Start and Stop SAW To Change SAW Blades Which Blade to USEUSE of Lubricants To Adjust Blade Tracking Failure to Start Troubleshooting MaintenanceHOW to USE a Portable Band SAW Keep Tool CleanReplacement Parts Service and Repairs ServiceAccessories PORTER-CABLE Limited ONE Year Warranty WarrantyCanadian PORTER-CABLE Delta Service Centers
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