Service, Troubleshooting, Motor & Electrical | Grizzly G0555

SECTION 7: SERVICE

Review the troubleshooting and procedures in this section if a problem develops with your machine. If you need replacement parts or additional help with a procedure, call our Technical Support at (570) 546-9663. Note: Please gather the serial number and manufacture date of your machine before calling.

Troubleshooting

Motor & Electrical

Symptom	Possible Cause		Possible Solution

Machine does	1.	Power supply is at fault/switched OFF.	1.	Ensure hot lines have correct voltage on all legs and
not start or a				main power supply is switched ON.
breaker trips.	2.	Plug/receptacle is at fault or wired incorrectly.	2.	Test for good contacts; correct the wiring.
	2.	Plug/receptacle is at fault or wired incorrectly.	2.	Test for good contacts; correct the wiring.
	3.	Wiring is open/has high resistance.	3.	Check for broken wires or disconnected/corroded
				connections, and repair/replace as necessary.
	4.	Motor connection wired incorrectly.	4.	Correct motor wiring connections (Page 56).
	5.	Start capacitor is at fault (110V only).	5.	Test/replace.
	6.	Motor ON/OFF switch is at fault.	6.	Replace faulty ON/OFF switch.
	7.	Centrifugal switch is at fault.	7.	Adjust/replace centrifugal switch.

Machine stalls or	1.	Incorrect workpiece material.	1.	Use wood with correct moisture content (20% or
is underpowered.				less), without glues, and little pitch/resin.
	2.	Feed rate too fast for task.	2.	Decrease feed rate.
	3.	V-belt slipping.	3.	Tighten/repair/replace (Pages 47 and 48).
	4.	Motor connection is wired incorrectly.	4.	Correct motor wiring connections (Page 56).
	5.	Plug/receptacle is at fault.	5.	Test for good contacts; correct the wiring.
	6.	Motor bearings are at fault.	6.	Test by rotating shaft; rotational grinding/loose shaft
				requires bearing replacement.
	7.	Motor has overheated.	7.	Clean off motor, let cool, and reduce workload.
	8.	Motor is at fault.	8.	Test/repair/replace.
	9.	Centrifugal switch is at fault.	9.	Adjust/replace centrifugal switch.

Machine has	1.	Motor or component is loose.	1.	Inspect/replace stripped or damaged bolts/nuts, use
vibration or noisy				thread locking fluid, and retighten.
operation.	2.	V-belt worn or loose.	2.	Tension V-belt (Page 47) or replace V-belt (Page
	2.	V-belt worn or loose.	2.	Tension V-belt (Page 47) or replace V-belt (Page
				48).
	3.	Motor fan is rubbing on fan cover.	3.	Replace dented fan cover; replace damaged fan.
	4.	Pulley is loose.	4.	Tighten pulley set screw.
	5.	Machine is incorrectly mounted or sits unevenly	5.	Adjust stand feet.
		on floor.
	6.	Blade is at fault.	6.	Replace blade.
	7.	Cast iron motor mount loose/broken.	7.	Tighten/replace.
	8.	Centrifugal switch is at fault.	8.	Adjust/replace centrifugal switch..
	9.	Motor or spindle bearings are at fault.	9.	Test by rotating shaft; rotational grinding/loose shaft
				requires bearing replacement.

Model G0555/G0555P (Mfg. Since 5/11)

-45-

Image 47

Grizzly G0555 owner manual Service, Troubleshooting, Motor & Electrical

Contents

Ultimate 14 Bandsaw Page Table of Contents Machine Description IntroductionManual Accuracy Contact Info Identification MaCHiNe data SHeet Table Information Safety Instructions for Machinery SafetyPage Additional Safety for Bandsaws Circuit Information Power SupplyAvailability Full-Load Current Rating Shock Hazard Grounding Requirements 50 ft Extension CordsVoltage Conversion Minimum Gauge Size 14 AWG Description Qty SetupNeeded for Setup Unpacking Hardware Recognition Chart Shipping Inventory Figures Qty Inventory Basic steps for removing rust preventative CleanupBefore cleaning, gather the following Site Considerations Ing the stand easier in a later step Assembly Leveling the stand Trunnion Page Fence stand-off installed Model G0555/G0555P Mfg. Since 5/11 To center track the blade Blade Center Tracking To connect a dust collection hose Dust Collection To test run the machine Power Connection Test RunConnecting Power Disconnecting Power To tension the bandsaw blade Tensioning Blade To adjust the support bearings Adjusting Blade Support Bearings Tool Needed Qty Adjusting Blade Guide BearingsTo adjust the upper and lower blade guides Page To set the positive stop 90˚ to the blade Table Tilt CalibrationTools Needed Qty Step Aligning TableTo align the table to the blade Aligning Fence Operation Overview Operations Before cutting, inspect all workpieces for the following Disabling & Locking SwitchWorkpiece Inspection To tilt the table To adjust the height of the guide postGuide Post Table Tilt To change the blade speed Blade Speed Blade Width Blade DimensionsBlade Information Blade Length Most common causes of blade breakage are Tooth PitchBlade Care Blade Breakage Blade Removal Blade InstallationBlade Change To make a rip cut Basic Cutting TipsCutting Options Ripping To make a 90˚ crosscut CrosscuttingResawing To complete a stacked cut Cutting Curves Stacked Cuts G1928-Bandsaw Handbook AccessoriesBandsaw Blades Model H7584-Re-Saw Fence Retrofit Kit G7315Z-Super Heavy-Duty Shop FOX Mobile Base Daily MaintenanceCleaning Protecting Schedule To redress the rubber tires LubricationRedressing Rubber Tires Motor & Electrical ServiceTroubleshooting Miscellaneous Cutting Operations To properly tension the V-belt Belt TensionChecking V-Belt Tension Tensioning V-Belt Belt Tension subsection on Replacing V-BeltShimming Table To replace the V-belt Checking Wheel Alignment Wheel Alignment To shim a wheel Shimming a Wheel To adjust the upper wheel laterally Upper Wheel Lateral Adjustment To shift the table Blade LeadTo correct blade lead To skew your fence Blade Tensioner To reset the blade tensioner To calibrate the scale Fence Scale Calibration Wiring Safety Instructions Wiring 110 VAC Wiring Diagram Main Description Main Parts List Description Stand Fence 144V2 216 155 145 148 147 149 157 156 218 217 214 Labels Comments Warranty Card BOX BELLINGHAM, WA Grizzly INDUSTRIAL, INC Warranty and Returns Warranty and Returns Order Hours a DAY