Grizzly G9249 owner manual Faceplate

Page 56

Motor & Electrical (continued)

Symptom

Possible Cause

Possible Solution

Machine stalls or is

1.

Wrong workpiece material.

1.

Only process metal that has the correct properties

overloaded.

 

 

 

for your type of machining.

 

2.

Workpiece alignment is at fault.

2.

Re-center and properly secure workpiece in chuck or

 

 

 

 

faceplate.

 

3.

Incorrect spindle speed for task.

3.

Correctly set V-belts and gearing for your operation

 

 

 

 

(Page 51).

 

4.

Low power supply.

4.

Make sure all hot lines and grounds are operational

 

 

 

 

and have correct voltage.

 

5.

Run capacitor is at fault.

5.

Test and replace if necessary.

 

6.

V-belt(s) is slipping.

6.

Check V-belts and re-tension; replace if necessary

 

 

 

 

(Page 51).

 

7.

Plug or receptacle is at fault.

7.

Test power plug and receptacle for good contact and

 

 

 

 

correct wiring.

 

8.

Motor connection is wired incorrectly.

8.

Correct motor wiring (Page 66).

 

9.

Motor bearings are at fault.

9.

Rotate motor shaft to check for noisy or burnt

 

 

 

 

bearing; repair/replace as necessary.

 

10. Machine is undersized for the task.

10. Use sharp cutting tools at the correct angle, reduce

 

 

 

 

feed rate or depth of cut, and use coolant if

 

 

 

 

possible.

 

11. Motor has overheated.

11. Clear obstacles away from the motor fan cover, let

 

 

 

 

motor cool, and reduce workload on machine.

 

12. Spindle switch is at fault.

12. Test; replace if necessary.

 

13. Motor is at fault.

13. Test/repair/replace.

 

14. Centrifugal switch is at fault.

14. Adjust/replace.

 

 

 

 

 

-54-

G9249  12" x 37" Belt Drive Gap Bed Lathe

Image 56
Contents Model G9249 Ss ,EAD from Leadbased PAINTS Table of Contents Contact Info IntroductionForeword Functional Overview Identification Machine Data Sheet Tailstock Info Other Specifications  !,7!93 53% !.3 !002/6%$$ 3!&%49 ,!33%33 7%. /0%2!4  !,7!93 53%3 %!2.2 02/4%#4/ %. /0%2!4.! -!#.%29 53%3!!2/5.$%$ %84%.3/..#/2$ 2!4%$4&/2/4%-!#.%!-0%2!%2  53%3 2%#/--%.$%$- !##%33/2%3 -!.9 -!#.%3 #!. %*%#4 7/2+0%#%3 4/7!2$ /0%2!4/2  !,7!93 ,/#+ -/,% !3%3 & 53%$ % %&/2% /0%2!4. -!#.%29#Additional Safety Instructions For Metal Lathes Circuit Requirements 220V OperationSetup Setup SafetyItems Needed for Setup UnpackingInventory Box 1 Inventory Figure QtyClean Up Box 2 Inventory Figure Qty Left Cabinet StandLathe Assembly Placement Placement LocationSite Considerations Floor LoadLoosening the carriage lock bolt Bolting to Concrete Floors Using Machine MountsMounting to Shop Floor Check Gearbox Oil Test RunTo test run the machine Lubrication subsection onMERGENCYG3TOP Utton Spindle Break-In Recommended AdjustmentsFactory adjustments that should be verified Operation Safety OperationsBasic Controls Headstock ControlsCarriage Controls Tailstock ControlsTo remove a chuck or faceplate Chuck & Faceplate Mounting/RemovalTools Needed Qty Mounting a Workpiece Mounting a Chuck or FaceplateTo mount a workpiece in the 3-jaw chuck Using the 3-Jaw ChuckTo remove and install the jaws Using the 4-Jaw Chuck To mount a workpiece on the 4-jaw chuckUsing the Faceplate Installing a Sleeve and Center into the SpindleCenters To mount a workpiece on the faceplateRemoving a Sleeve and Center from the Spindle Installing a Tapered Tool into the QuillTailstock Offsetting Tailstock To set up the tailstock to cut a shallow taperAligning Tailstock To align the tailstock with the headstockStep To remove a tapered drill arbor or drill bit To set up the tailstock for drillingDrilling with Tailstock To install and use the steady rest Steady RestHandwheel Dial Increments Follow RestCross Slide Compound Slide Tool PostsTo set the compound slide angle To load and use the 4-way tool postCalculating the Correct Spindle RPM Configuring the V-Belts and Back GearSpindle Speed To engage the back gears To disengage the back gearsPower Feed To set the feed rate Setting Feed RateRecommended Feed Rates To re-configure the change gears Change GearsSide Front View Change gear. G9249 12 x 37 Belt Drive Gap Bed LatheThreading Operation To cut threadsEdhidc Accessories H3022-Measurement Tool SetPc. Carbide Tipped Tool Bit Sets H2670-HSS Square Tool BitsH2996-Double Ended Boring Bar H5936-2 Pc. Knurling Tool SetH6879-Lathe Operation & Maintenance Book G1070-MT3 Live Center SetSchedule MaintenanceCleaning Protecting Lubrication Spindle Bearing OilLubricant Frequency Qty To add oil to the spindle bearing reservoirsHeadstock Change Gears Headstock Idler Pulley ShaftHeadstock Gears Headstock Spindle Pulley ShaftTo lubricate the feed rate gears Feed Rate GearsApron Gearbox Ball Oilers Back Gear ShaftAdjusting Motor V-Belt To adjust the motor V-belt tensionTensioning Replacing V-Belts Replacing Motor V-BeltPower Twist V-Belt G9249 12 x 37 Belt Drive Gap Bed Lathe Spindle V-BeltMotor & Electrical ServiceTroubleshooting Faceplate Operations To adjust the cross slide and compound slide gibs Adjusting GibsTo adjust the saddle gib To adjust the tailstock lock To adjust the cross slide backlashTailstock Lock Cross Slide BacklashGap Removal Spindle Bearing PreloadDisconnect Lathe from Power To confirm that the bearings are correctly pre- loaded To remove/install the rest fingers To remove/install the brass tipsRest Finger Tips Type of Finger Tip Part NumberAdjusting Half-Nut To adjust the half-nut guide barWiring Electrical Safety InstructionsWiring Overview Diagram onControl Panel MotorElectrical Cabinet Wiring Diagram Control Panel & Motor Wiring Diagrams BoxParts BedHeadstock Headstock Parts List Figured Flat NUT M8-1.25Bushing Feed Rate Gearbox Feed Rate Gearbox Parts List Apron Apron Parts List + + Carriage Parts List #* #+ Spindle Lever Change Gear Cover Complete Steady Rest Complete Follow Rest Electrical Cabinet Electrical Cabinet Parts List Cabinet Stand Accessories Label Placement 22!.49 #!2$ 99.$5342!, .# 0//88 %,,.!- 7!  Warranty and Returns #ALL 4ODAYD&ORO! &2%%