Grizzly G1073/G1073Z instruction manual Troubleshooting

Page 43

TROUBLESHOOTING

Motor will not start.

1.

Low voltage.

1.

Check power line for proper voltage.

 

2.

Open circuit in motor or loose

2.

Inspect all lead connections on motor for loose or open

 

 

connections.

 

connections.

 

 

 

 

 

Motor will not start; fuses or circuit

1.

Short circuit in line cord or plug.

1.

Inspect cord or plug for damaged insulation and

breakers blow.

 

 

 

shorted wires.

 

2.

Short circuit in motor or loose

2.

Inspect all connections on motor for loose or shorted

 

 

connections.

 

terminals or worn insulation.

 

3.

Circuit Overloaded

3.

Reduce load on circuit.

 

 

 

 

 

Motor fails to develop full power

1.

Power line overloaded with lights,

1.

Reduce load on power line.

(power output of motor decreases

 

appliances, and other motors.

 

 

rapidly with decrease in voltage at

2.

Undersized wires or circuits too long.

2.

Increase wire sizes or reduce length of wire.

motor terminals).

3.

General overloading of power

3.

Request a power check from the power company.

 

 

company facilities.

 

 

 

 

 

 

 

Motor overheats.

1.

Motor overloaded.

1.

Reduce load on motor.

 

2.

Air circulation through the motor

2.

Clean out motor to provide normal air circulation.

 

 

restricted.

 

 

 

 

 

 

 

Motor stalls (resulting in blown

1.

Short circuit in motor or loose

1.

Inspect connections on motor for loose or shorted

fuses or tripped circuit).

 

connections.

 

terminals or worn insulation.

 

2.

Low voltage.

2

Correct the low voltage conditions.

 

3.

Incorrect fuses or circuit breakers in

3.

Install correct fuses or circuit breakers.

 

 

power line.

 

 

 

4.

Motor overloaded.

4.

Reduce load on motor.

 

 

 

 

Machine slows when operating.

Applying too much pressure to

 

Feed workpiece slower.

 

workpiece.

 

 

 

 

 

 

 

Blade does not run evenly on

1.

Tracking is not adjusted properly.

1.

Adjust tracking.

wheels or runs off.

2.

Wheels are not coplanar.

2.

Adjust wheel alignment.

 

 

 

 

 

Blade does not cut evenly.

1.

Blade is not properly tensioned.

1.

Adjust blade tension.

 

2.

Wheels are not coplanar.

2.

Adjust wheel alignment.

 

3.

Tooth set is uneven.

3.

Skew fence to compensate or replace blade.

 

4.

Teeth are sharper on one side than

4.

Skew fence to compensate or replace blade.

 

 

the other.

 

 

 

 

 

 

 

Blade slows when cutting. Blade

1.

V-belt loose.

1.

Tighten V-belt.

makes a squealing noise,

2.

V-belt worn out.

2.

Replace V-belt.

especially on start-up.

 

 

 

 

 

 

 

Ticking sound when the saw

Weld contacting thrust bearing.

Use the G2516 Stone to smooth and round the back

is running.

 

 

of the blade.

 

 

 

 

 

Blade contacting table insert.

1.

Excessive side pressure when cutting.

1.

Reduce side pressure.

 

2.

Table improperly adjusted.

2.

Adjust table.

 

3.

Opening in insert too narrow.

3.

File opening in table insert larger.

 

 

 

 

 

Excessive vibration.

1.

Rubber pads not installed under stand.

1.

Install rubber pads under stand.

 

2.

Wheels not coplanar.

2.

Adjust wheel alignment.

 

3.

Tires incorrectly installed.

3.

Re-install tires.

 

4.

Worn out V-belt.

4.

Replace V-belt.

 

5.

Bent or worn out blade.

5.

Replace blade.

 

6.

Wheels out of balance.

6.

Replace wheels.

 

 

 

 

 

G1073/G1073Z 16'' Bandsaw

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Image 43
Contents Model G1073/G1073Z BandsawPage Table Of Contents Safety Instructions For Power Tools SafetyLength AMP Rating Additional Safety Instructions For Bandsaws 220V Operation 110V Operation Circuit RequirementsExtension Cords Grounding General Information Hardware Qty Unpacking Piece InventoryClean up Site Considerations Stand G1073 AssemblyTo assemble the stand Bandsaw To Stand To install the V-belt Wiring The Motor BeltMotor Mount Bolts To mount the table and trunnion support Working TableTo mount the rails FenceThere are two ways to remove the fence To mount the dust port Guard Dust PortBlade Tracking AdjustmentsTo adjust the tension Blade TensionEccentric blade support Blade GuidesGuide Blocks Table StopTo tilt the table Table ParallelismTable Tilt To position the blade line parallel to the miter slotBlade Changes Guide Post To adjust the guide post bracketTo check guide post alignment To adjust the rear clamping pressure Fence AdjustmentTo shift the blade To skew your fence Blade LeadTo verify if the the upper and lower wheels are coplanar Wheel AlignmentShimming a wheel Adjusting Parallelism Test Run OperationsBlade Selections To resaw lumber Table Adjustment sectionCutting Curves ResawingMiscellaneous MaintenanceV-belt is accessed via the bottom cover BeltsClosure G1073/G1073Z 16 Bandsaw Model G1073/G1073Z 16 Bandsaw 104 111A 129A 128 108-1 127 81C 126 174 190 108165 130A 139 95A 117Ł 13A 138 137A 136 135 G1073/G1073Z 16 Bandsaw 184 Model Model 1073Z Main Body Casting PSB07 Troubleshooting Warranty and Returns Warranty Card BOX BELLINGHAM, WA Grizzly INDUSTRIAL, INC