Grizzly G0460/G0461 owner manual Service, Troubleshooting, Motor & Electrical

Page 45

SECTION 7: SERVICE

Review the troubleshooting and procedures in this section to fix or adjust your machine if a problem devel- ops. If you need replacement parts or you are unsure of your repair skills, then feel free to call our Technical Support at (570) 546-9663.

Troubleshooting

Motor & Electrical

Symptom

 

Possible Cause

Possible Solution

Machine does not start or a

1.

Start capacitor is at fault (G0460).

1.

Test/replace if faulty.

breaker trips.

2.

Emergency stop push-button is

2.

Rotate clockwise slightly until it pops out/

 

 

engaged/faulty.

 

replace it.

 

3.

Motor connection wired incorrectly.

3.

Correct motor wiring connections.

 

4.

Thermal overload relay has tripped.

4.

Turn cut-out dial to increase working amps

 

 

 

 

and push the reset pin. Replace if tripped mul-

 

 

 

 

tiple times (weak relay).

 

5.

Contactor not getting energized/has

5.

Test for power on all legs and contactor opera-

 

 

burnt contacts.

 

tion. Replace unit if faulty.

 

6.

Power supply switched OFF or is at

6.

Ensure power supply is switch on; ensure

 

 

fault.

 

power supply has the correct voltage.

 

7.

Blade guard limit switch engaged/at

7.

Move blade guard to the working position;

 

 

fault.

 

replace faulty limit switch.

 

8.

Wiring is open/has high resistance.

8.

Check for broken wires or disconnected/cor-

 

 

 

 

roded connections, and repair/replace as nec-

 

 

 

 

essary.

 

9.

Motor is at fault.

9.

Test/repair/replace.

 

 

 

 

 

Machine stalls or is underpow-

1.

Workpiece material is not suitable

1.

Only cut wood products; make sure moisture

ered.

 

for this machine.

 

content is below 20% and there are no foreign

 

 

 

 

materials in the workpiece.

 

2.

Feed rate/cutting speed too fast for

2.

Decrease feed rate/cutting speed.

 

 

task.

 

 

 

3.

Run capacitor is at fault (G0460).

3.

Test/repair/replace.

 

4.

Belt(s) slipping.

4.

Replace bad belt(s) as a matched set, align

 

 

 

 

pulleys, and re-tension.

 

5.

Plug/receptacle is at fault.

5.

Test for good contacts; correct the wiring.

 

6.

Motor is wired incorrectly.

6.

Correct motor wiring connections.

 

7.

Pulley/sprocket slipping on shaft.

7.

Replace loose pulley/shaft.

 

8.

Motor bearings are at fault.

8.

Test by rotating shaft; rotational grinding/loose

 

 

 

 

shaft requires bearing replacement.

 

9.

Machine is undersized for the task.

9.

Use sharp blade with lower TPI; reduce the

 

 

 

 

feed rate/depth of cut.

 

10. Motor has overheated.

10. Clean off motor, let cool, and reduce work-

 

 

 

 

load.

 

11. Contactor not getting energized or

11. Test for power on all legs and contactor opera-

 

 

has poor contacts.

 

tion. Replace if faulty.

 

12. Motor is at fault.

12. Test/repair/replace.

 

 

 

 

G0460/G0461 12" Sliding Table Saw

 

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Page 44 Page 46
Contents Sliding Table SAW Page Table of Contents Introduction ForewordContact Info Machine Data Sheet G0460/G0461 12 Sliding Table Saw Identification Page Safety Instructions for Machinery SafetyAlways Lock Mobile Bases if Used Before Operating Machinery Safety Instructions for Sliding Table Saws Preventing Kickback Protecting Yourself From KickbackTips to reduce the likelihood of kickback Glossary of Terms Circuit Requirements Grounding Rewiring toMagnetic switch Setup Safety Unpacking SetupItems Needed for Setup Description QtyInventory Qty Clean Up InventoryLock Washers 8mm Small Wing/Table Hardware and ToolsHardware Recognition Chart Site Considerations PlacementMoving & Placing Base Unit Floor LoadBolting to Concrete Floors Mounting to Shop FloorTo install the extension tables Extension TablesComponents and Hardware Needed Qty Main Blade To install the bladeRip Fence and Scale To install the rip fencePage Riving Knife To install the riving knifeSet screws for adjusting riving knife Scoring Blade To install the scoring bladeAligning Blades To install the crosscut tableCrosscut Table To align the blades and riving knifeCrosscut Fence To install the crosscut fenceTo align the rip fence scale with the blade Fence Scale AlignmentTest Run Operations Operation SafetyOperation Tips Please follow these tips Every time you use your sawTo change the blades Changing BladesRip cutting with the sliding table Rip CuttingRip cutting with the rip fence Crosscutting Crosscutting using the rip fence as a cut-off gauge Crosscutting full size panelsCrosscutting smaller panels To perform a miter cut Miter CuttingH3308-SHOP FOX Push Stick AccessoriesG3445-Precision Saw Tool H3771-Blade LocH6460-12 Tooth Scoring Blade Set H1300 H1298 G7984 H2347 H0736Cleaning MaintenanceSchedule Unpainted Cast IronSee Figure LubricationTroubleshooting ServiceSymptom Possible Cause Possible Solution Motor & ElectricalCutting Operations Replacing Belts To change the main blade arbor V-beltTo change the scoring blade arbor flat belt To calibrate the blade tilt Blade TiltTo square the crosscut fence with the blade Squaring Crosscut Fence to BladeSliding Table Parallelism To adjust the sliding table parallel with the main bladeG0460 Electrical Components G0460 Wiring Diagram G0461 Electrical Components G0461 Wiring Diagram at G0461 Wiring Diagram at Main Body PartsDescription Main Body Parts ListPW01M Flat Washer 8MM Sliding Table Sliding Table Parts List Crosscut Table Crosscut Table Parts List Description Rip Fence Tilt Assembly PK42M Motor AssemblyArbor Assembly Warranty and Returns Comments Warranty CardBOX BELLINGHAM, WA Grizzly INDUSTRIAL, INC
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