Grizzly G9957, G5959 Troubleshooting Guide, Symptom Possible Cause Corrective Action

Page 47

TROUBLESHOOTING GUIDE

 

SYMPTOM

 

POSSIBLE CAUSE

 

CORRECTIVE ACTION

 

 

 

 

 

Motor will not start.

1.

Low voltage.

1.

Check power line for proper voltage.

 

 

 

2.

Open circuit in motor or loose con-

2.

Inspect all lead connections on motor for loose or open con-

 

 

 

 

nections.

 

nections.

 

 

 

 

 

Motor will not start; fuses or

1.

Short circuit in line cord or plug.

1.

Inspect cord or plug for damaged insulation and shorted wires.

circuit breakers blow.

2.

Short circuit in motor or loose con-

2.

Inspect all connections on motor for loose or shorted terminals

 

 

 

 

nections.

 

or worn insulation.

 

 

 

3.

Incorrect fuses or circuit breakers in

3.

Install correct fuses or circuit breakers.

 

 

 

 

power line.

 

 

 

 

 

 

 

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

1.

Short circuit in motor or loose con-

1.

Inspect connections on motor for loose or shorted terminals or

blown fuses or tripped cir-

 

nections.

 

worn insulation.

cuit).

 

 

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 oper-

 

Applying too much pressure to work-

 

Feed workpiece slower.

ating.

 

 

 

piece.

 

 

 

 

 

 

 

Loud, repetitious noise com-

1.

Pulley setscrews or keys are missing

1.

Inspect keys and setscrews. Replace or tighten if necessary.

ing from machine.

 

or loose.

 

 

 

 

 

2.

Motor fan is hitting the cover.

2.

Tighten fan or shim cover.

 

 

 

3.

V-belts are defective

3.

Replace V-belts. See Maintenance.

 

 

 

 

 

Blade is not square w/miter

1.

Blade is warped.

1.

Replace blade.

slot or fence is not square to

2.

Table top is not parallel to blade.

2.

Make table parallel to blade. See Adjustments.

blade.

 

 

3.

Fence is not parallel to blade.

3.

Make fence parallel to blade. See Adjustments.

 

 

 

 

 

Fence hits table top when

1.

Front rail is bolted too low on the

1.

Raise front rail.

sliding on to the table.

 

table.

 

 

 

 

 

2.

Rear rail is bolted too low on the

2.

Raise rear rail.

 

 

 

 

table.

 

 

 

 

 

 

 

Blade does not reach 90¡.

1.

90¡ stop bolt is out of adjustment.

1.

Adjust 90¡ stop bolt. See Adjustments.

 

 

 

2.

Pointer bracket is hitting before the

2.

File down the right side of the pointer bracket until the blade

 

 

 

 

blade reaches 90¡.

 

can reach 90¡.

 

 

 

 

 

Blade hits insert at 45¡.

1.

Hole in insert is inadequate.

1.

File or mill the hole in the insert.

 

 

 

2.

Table out of alignment.

2.

Align table. See Adjustments.

 

 

 

3.

Blade position is incorrect.

3.

Adjust blade position. See Adjustments.

 

 

 

 

 

 

 

Blade

wonÕt

go beneath

 

Table top too low.

 

Raise table top w/washers.

table surface.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.

Hand wheel key is inserted too far.

1.

Remove hand wheel and adjust key.

Hand wheels wonÕt turn.

2.

Bullets are wedged.

2.

Remove hand wheel and adjust bullets.

 

 

 

3.

Roll pin or setscrew in worm gear is

3.

Inspect roll pins and setscrews in the worm gear. Tighten if

 

 

 

 

contacting geared trunnion.

 

necessary.

 

 

 

 

 

 

 

!

Disconnect power to the machine when perform- ing any maintenance or repairs. Failure to do this may result in serious personal injury.

G5959/G9957 12" Table Saw

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Image 47
Contents Model G5959 and G9957 HEAVY-DUTY 12 Table SAWG5959/G9957 12 Table Saw Table of Contents Safety Instructions For Power Tools SafetyAMP Rating Additional Safety Instructions For Table Saws Safety Accessories Push Paddles Common Definitions, Terms and Phrases Circuit Requirements 220V Single-Phase 220V Three-PhaseGrounding Extension Cords Wiring DiagramCommentary IntroductionPiece Inventory UnpackingSite Considerations Clean upExtension Wings AssemblyBeginning Assembly Fence Rails Using tape to shim for wing alignmentMotor Bracket Installing Saw BladeGuard Support Shaft Blade Guard/Splitter Guard assembly square to tableAdjusted rear Table Insert Blade Tilt AdjustmentsBlade Height Miter Slot to Blade #1#3 #2#4 Square Miter Gauge Rip FenceNylon Pads Blade AlignmentBlade Adjustment Cap Screw Arbor Bracket Test Run OperationsPre-Run Check Ripping blade Blade SelectionVarious saw tooth cutting profiles CrosscuttingCrosscut operation RippingOptional dado blade system Dado OperationsSacrificial fence Rabbet OperationsRabbet cutting G5959/G9957 12 Table Saw GeneralV-Belt MaintenanceLubrication To adjust V-belt tensionClosure Machine Data Sheet HP Magnetic Switch -NHD Type 2 HP Magnetic Switch -NHD Type 406 Page Page 45A 214 206 215 306 203A 307 202 204 207 Description Description Symptom Possible Cause Corrective Action Troubleshooting GuidePush Stick G5959/G9957 12 Table Saw Warranty and Returns Warranty Card Grizzly INDUSTRIAL, INC