Grizzly G0668 owner manual Replacing V-Belts, Adjusting Wheel Brush, To replace the motor V-belts

Page 39

replacing v-belts

5.Loosen the four motor mounting hex bolts (see Figure 43).

Motor Mounting Hex Bolts

(3 of 4 shown)

Figure 43. Motor mounting hex bolts.

6.Position the motor to adjust the V-belt tension until they have the correct deflection, then re- tighten the hex bolts.

Replacing V-Belts

Tools Needed:

Qty

Wrench 12mm

1

Replace the V-belts as a matched set if they are cracked, frayed, or excessively worn.

To replace the motor V-belts:

1.DISCONNECT BANDSAW FROM POWER!

2.Loosen the four motor mounting hex bolts (see Figure 43).

3.Move the motor toward the lower wheel to relieve the tension, then roll the V-belts off the pulleys.

4.Install a new matched set of V-belts onto the pulleys, then correctly tension them, as described on Page 36.

5.Secure the motor access panel to the machine before re-connecting it to power.

G0668 20" Vertical Metal-Cutting Bandsaw

Adjusting Wheel

Brush

Tools Needed:

Qty

Wrench 10mm

1

The lower wheel compartment contains the wheel brush shown in Figure 44. This brush is designed to sweep chips off the wheel tire as the bandsaw is operating. In order to work properly, the brush must make firm contact with the wheel.

Wheel Brush

Figure 44. The wheel brush.

To adjust the wheel brush:

1.DISCONNECT BANDSAW FROM POWER!

2.Open the lower wheel cover.

3.Loosen the hex bolt that secures the wheel brush.

4.Adjust the wheel brush so that it makes firm contact with the wheel but the bristles are not overly bent.

5.Re-tighten the hex bolt to secure the wheel brush in place, and close the lower wheel door.

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Contents Model G0668 Vertical METAL-CUTTING Bandsaw Page Table of Contents Introduction ForewordContact Info Machine Data Sheet G0668 20 Vertical Metal-Cutting Bandsaw Identification Control Panel Identification Safety Instructions for Machinery G0668 20 Vertical Metal-Cutting Bandsaw Safety Instructions for Metal Cutting Bandsaws Circuit Requirements 220V 3-Phase OperationUnpacking SetupSetup Safety Items Needed for SetupSite Considerations Clean UpPlacement Location G2544-Solvent Cleaner & DegreaserMounting to Shop Floor Moving & PlacingBolting to Concrete Floors To test run the bandsaw Test RunFactory adjustments that should be verified Recommended AdjustmentsOperations Operation Safety Cutting OverviewWorkpiece Inspection Cutting TipsElectrical controls Basic ControlsBlade Width Blade SelectionBlade Terminology Blade LengthTooth Type Tooth SetTo select the correct blade pitch Blade Pitch TPIBlade Break-In Blade BreakageBlade Care Break-In Blade CareChip Inspection Chart Blade Changes Disconnect Bandsaw from PowerTo properly position the guide post Blade TensioningGuide Post To correctly tension the bladeUpper blade guides and bracket Adjusting Blade Guides & SupportsTo adjust the table tilt Adjusting Table TiltBlade Welding Using the grinder to square up Blade endBlade clamping pressure chart Blade Width Pressure SettingCorrect blade weld bend for strength Flexibility T20448T20452 T20501 T20456 H0736 AccessoriesDaily MaintenanceCleaning ScheduleRedressing Rubber Tires LubricationTo redress the rubber tires Service Troubleshooting Motor & Electrical Pages 36 Cutting OperationsTo check/tension/replace the V-belts Lower Wheel Pulley AlignmentTensioning V-Belts Tools Needed QtyTo replace the motor V-belts Adjusting Wheel BrushTo adjust the wheel brush Replacing V-BeltsWheel Alignment Materials Needed QtyTo check if your wheels are parallel and copla- nar To adjust the lower wheel To adjust the upper wheelAligning Table to Blade To adjust the table square to the bladeBlade Guides See on Electrical & Control Wiring DiagramDigital Inverter Wiring DiagramElectrical Components Control panel wiring see wiringSee Motor Wiring DiagramWelding station wiring To Electrical Panel Welding Station Wiring DiagramCabinet PartsTable & Lower Guide Motor & Lower Wheel Station Welding Station Parts List PSB02M Upper Wheel Labels Page Page Warranty and Returns