Powermatic Adjusting the Riving Knife for PM3000 Saw

Page 17

Riving Knife Adjustment

Lateral alignment

The saw blade and riving knife must be in line as close as possible with each other (lateral alignment) for the prevention of kickback. Upon initial blade guard and riving knife installation no further adjustment should be necessary. Alignment should be checked and adjusted, if required, after each blade change.

Check the alignment as follows:

1.Remove the blade guard and pawl (C, E, Figure 8).

2.Place a straightedge (A, Figure 16) on the table so it rests against the blade (B, Fig 16) and riving knife (C, Figure 16). Rotate the blade so the top of the blade tooth touches the straightedge.

The saw blade and riving knife must be in line.

If adjustment is required:

3.Remove the blade guard (C, Figure 8) and table insert.

4.Loosen the lock handle (A, Figure 17) and remove the riving knife, making a note as to which direction the riving knife needs to be moved to align it with the saw blade.

5.Using a 3mm hex wrench, make adjustments to four set screws (D, Figure

18)accessible through openings located in the corners of the floating clamp block (B, Figure 18).

Adjust any number of setscrews required to bring the riving knife in alignment with the saw blade. Then reinsert the riving knife, secure by tightening the lock handle (A, Figure 17) and check the alignment per step 2.

Note: Position the lock handle towards the saw blade as shown in Figure 17. This will avoid the table insert from being lifted when the blade is raised with the handwheel.

6.Repeat steps 3–5 until the alignment is correct.

Blade proximity alignment

The gap between the saw blade and riving knife must be between 3 and 8mm (Figure 19). If adjustment is needed, note whether the blade to knife gap needs to be increased or decreased. Then adjust as follows:

1.Remove the blade guard, pawl, table insert and riving knife.

Figure 16

Figure 17

Figure 18

Figure 19

17

Image 17
Contents Part No. M-1720304 Walter Meier Manufacturing IncMore Information Warranty and ServiceTable of Contents Page Page Introduction Specifications Shipping Contents Contents of the Small Box Extension Tables Lock Knobs and Swivel Handles AssemblyMounting Extension Wings Blade Installation/Replacement Installation Riving Knife and Guard InstallationMotor Cover DescriptionGrounding Instructions AdjustmentExtension Cords Recommended Gauges AWG of Extension CordsHandwheel Adjustments AdjustmentsZero-Clearance Insert Setup Blade tilt adjustmentMiter Slot Alignment Setting the miter gauge angle Tilt Stop AdjustmentIndent settings Precision Miter GaugeDrive Belt To adjust the belt tension loosen the hex nutExtension plate Calibrating the miter gaugeBlade proximity alignment Riving Knife AdjustmentLateral alignment Safety Key Insert AdjustmentOperating Controls Arbor and Arbor Bearing RemovalKickback OperationsOverview Rip Sawing Crosscutting Do not use the standard table insert for dadoing operations Bevel and Miter OperationsFeather Board and Push Blocks Safety DevicesPush Stick Filler PieceOptional Accessories MaintenanceLubrication MiscellaneousProbable Cause Remedy TroubleshootingTrouble Table & Cabinet Assembly Replacement PartsIndex No Description Size Qty Table & Cabinet Assembly Parts ListTrunnion & Motor Assembly PM3000-MFCA Trunnion & Motor Assembly Parts ListPM2000-245 Index No. Part No Description Size Qty Motor Cover AssemblyBlade Guard & Miter Gauge Assembly PM3000-AKPA Blade Guard & Miter Gauge Assembly Parts ListElectrical Connections 7.5HP 3PH Magnetic SwitchElectrical Board New Sanford Road LaVergne, Tennessee Phone
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