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Model G9972Z (Mfd. Since 03/20)

-55-

SECTION 7: SERVICE

Troubleshooting

Motor & Electrical

Symptom

Possible Cause

Possible Solution

Machine does not
start or a breaker
trips.

1. Plug or receptacle is at fault or wired

incorrectly.

2. Start capacitor is at fault.
3. Wall fuse or circuit breaker is blown or

tripped.

4. Motor connection is wired incorrectly.
5. Power supply is at fault, or is switched

OFF.

6.  Motor ON/OFF button is at fault.
7.  Centrifugal switch is at fault.
8.  Spindle switch is at fault.
9.  Cable  or  wiring  is  open  or  has  high

resistance.

10. Motor is at fault.

1. Test power plug and receptacle for good contact and

correct wiring.

2. Test capacitor and replace if necessary.
3. Make sure circuit breaker/fuse is sized correctly for

machine load; replace faulty breaker.

4. Correct motor wiring (

Page 65).

5. Make sure all hot lines and grounds are operational

and have correct voltage.

6.  Replace faulty motor ON/OFF button.
7.  Adjust/replace.
8.  Test; replace if necessary.
9.  Troubleshoot  wires  for  internal/external  breaks;

check for disconnected or corroded connections;
repair or replace faulty wiring or connections.

10. Test/repair/replace.

Machine

has

vibration or noisy
operation.

1. Motor or component is loose.

2.  V-belt worn, damaged, or loose.
3.  Motor fan is rubbing on fan cover.
4.  Pulley  set  screws  or  keys  are  missing  or

loose.

5. Machine is incorrectly mounted.

6. Cutting tool is chattering.

7. Workpiece or chuck is at fault.

8. Spindle bearings are at fault.
9. Motor bearings are at fault.

10. Gears are at fault.

1. Inspect/replace stripped or damaged fasteners;

re-tighten with thread locking fluid.

2. Replace/re-tension V-belt (

Page 40).

3. Repair/replace dented fan cover or fan.
4. Inspect set screws/keys; replace/tighten if

necessary.

5. Re-tighten/replace machine mounting hardware as

necessary; use shims where required.

6. Re-sharpen/replace cutting tool; index tool to

workpiece; use correct feed rate and spindle speed.

7. Re-center and properly secure workpiece in chuck or

faceplate; replace defective chuck/faceplate.

8. Tighten/replace spindle bearings (

Page 61).

9. Rotate motor shaft to check for noisy or burnt

bearing; repair/replace as necessary.

10. Replace bad gears/bearings.

Review the troubleshooting 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.

Note: Please gather the

serial number and manufacture date of your machine before calling.

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Содержание G9972Z

Страница 1: ...For models manufactured since 03 20 COPYRIGHT JULY 2008 BY GRIZZLY INDUSTRIAL INC REVISED APRIL 2020 CS WARNING NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL INC TS10714 PRINTED IN CHINA V3 04 20 ...

Страница 2: ...ng grinding tool integrity and the usage of personal protective equipment The manufacturer will not be held liable for injury or property damage from negligence improper training machine modifications or misuse Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to the State of California to cause cancer birth defects or other repr...

Страница 3: ...o 2 Functional Overview 2 Identification 3 Controls Components 4 Machine Data Sheet 6 SECTION 1 SAFETY 8 Safety Instructions for Machinery 8 Additional Safety for Metal Lathes 10 Additional Safety for Chucks 11 SECTION 2 POWER SUPPLY 12 SECTION 3 SETUP 14 Preparation 14 Unpacking 14 Needed for Setup 14 Inventory 15 Cleanup 15 Site Considerations 16 Moving Placement 16 Mounting 17 Check Gearbox Oil...

Страница 4: ...5 W Battlefield Springfield MO 65807 Phone 570 546 9663 Email techsupport grizzly com We want your feedback on this manual What did you like about it Where could it be improved Please take a few minutes to give us feedback Grizzly Documentation Manager P O Box 2069 Bellingham WA 98227 2069 Email manuals grizzly com Contact Info We are proud to provide a high quality owner s manual with your new ma...

Страница 5: ...l Handwheel N Splash Guard O Tailstock Lock Bolt P Compound Slide Handwheel Q Thread Dial R Half Nut Lever S Power Feed Lever T Cross Slide Handwheel U Carriage Handwheel V Leadscrew 3 4 8 x 341 2 W Right Feed Rate Dial X Feed Rate Gearbox Oil Sight Glass Y Left Feed Rate Dial Z Chip Pan Figure 1 Model G9972Z identification A B C D E F G H I J K L M O P Q R S T U V W X Y Z N To reduce your risk of...

Страница 6: ... place I Quill Handwheel Moves the quill in and out of the tailstock casting J Tailstock Lock Nut Secures the tailstock in place on the bedway Figure 3 Tailstock controls and components G H I J Controls Components To reduce your risk of serious injury read this entire manual BEFORE using machine Headstock Refer to the following figures and descriptions to become familiar with the basic controls an...

Страница 7: ...ges the carriage power feed for thread ing P Power Feed Lever Configures the apron gears for powered carriage movement Move the lever up to engage the power feed and down to disengage NOTICE NEVER attempt to engage the carriage power feed lever up and the half nut lever down at the same time and NEVER force these levers Always disengage the half nut lever up before moving the power feed lever up O...

Страница 8: ...x Height 58 x 30 x 26 in Must Ship Upright Yes Electrical Power Requirement 110V Single Phase 60 Hz Full Load Current Rating 13 6A Minimum Circuit Size 20A Connection Type Cord Plug Power Cord Included Yes Power Cord Length 4 ft Power Cord Gauge 12 AWG Plug Included Yes Included Plug Type 5 15 Switch Type ON OFF Push Button Switch w Safety Cover Motors Main Horsepower 1 HP Phase Single Phase Amps ...

Страница 9: ... Number of Longitudinal Feeds 12 Range of Longitudinal Feeds 0 0022 0 0150 in rev Number of Inch Threads 24 Range of Inch Threads 8 56 TPI Number of Metric Threads 10 Range of Metric Threads 0 5 3 0 mm Dimensions Bed Width 6 in Carriage Leadscrew Diameter 3 4 in Leadscrew TPI 8 TPI Carriage Leadscrew Length 34 1 2 in Steady Rest Capacity 1 4 2 in Follow Rest Capacity 1 4 2 in Faceplate Size 8 in O...

Страница 10: ...id proof DANGEROUS ENVIRONMENTS Do not use machinery in areas that are wet cluttered or have poor lighting Operating machinery in these areas greatly increases the risk of accidents and injury MENTAL ALERTNESS REQUIRED Full mental alertness is required for safe operation of machin ery Never operate under the influence of drugs or alcohol when tired or when distracted For Your Own Safety Read Instr...

Страница 11: ... moving parts or flying debris Make sure they are properly installed undamaged and working correctly BEFORE operating machine FORCING MACHINERY Do not force machine It will do the job safer and better at the rate for which it was designed NEVER STAND ON MACHINE Serious injury may occur if machine is tipped or if the cutting tool is unintentionally contacted STABLE MACHINE Unexpected movement dur i...

Страница 12: ...rkpiece is properly secured before starting the lathe CHUCKS Chucks can be heavy and difficult to hold During installation and removal protect your hands and precision bed ways by using a chuck cradle or piece of plywood over the bed ways Use lifting equipment as necessary for large chucks STOPPING SPINDLE Always allow spindle to completely stop on its own or use a brake if provided Never put hand...

Страница 13: ...ith the lathe or existing equipment the operator must have enough experi ence to know when to use a different machine or find a safer way TRAINED OPERATORS ONLY Using a chuck incorrectly can result in workpieces coming loose at high speeds and striking the operator or bystand ers with deadly force To reduce the risk of this haz ard read and understand this document and seek additional training fro...

Страница 14: ...dersized circuit To reduce the risk of these hazards avoid over loading the machine during operation and make sure it is connected to a power supply circuit that meets the specified circuit requirements For your own safety and protection of property consult an electrician if you are unsure about wiring practices or electrical codes in your area Note Circuit requirements in this manual apply to a d...

Страница 15: ...cord size gets longer and the gauge size gets smaller higher gauge numbers indicate smaller sizes Any extension cord used with this machine must be in good condition and contain a ground wire and matching plug receptacle Additionally it must meet the following size requirements Minimum Gauge Size 14 AWG Maximum Length Shorter is Better 50 ft Grounding Plug Requirements Figure 5 Typical 5 15 plug a...

Страница 16: ...Preparation The list below outlines the basic process of pre paring your machine for operation Specific steps are covered later in this section The typical preparation process is as follows 1 Unpack lathe and inventory contents of box crate 2 Clean lathe and its components 3 Identify and move lathe to acceptable location 4 Assemble loose components and make any necessary adjustments or inspections...

Страница 17: ... well but it will take a little time to clean Be patient and do a thorough job cleaning your machine The time you spend doing this now will give you a better appreciation for the proper care of your machine s unpainted surfaces There are many ways to remove this rust preven tative but the following steps work well in a wide variety of situations Always follow the manufac turer s instructions with ...

Страница 18: ...h or power connection to prevent unsupervised use Site Considerations Figure 7 Minimum working clearances 65 27 Moving Placement The Model G9972Z is a heavy machine Serious personal injury may occur if safe moving methods are not used To be safe get assistance and use power equipment rated for at least 750 lbs to move the shipping crate and remove the machine from the crate To move and place your ...

Страница 19: ...heck the bedway after 24 hours after two weeks then annually to make sure it remains level Mounting The strongest mounting option is a Through Mount where holes are drilled all the way through the workbench and hex bolts washers and hex nuts are used to secure the lathe to the workbench as illustrated in Figure 9 Machine Base Workbench Hex Bolt Flat Washer Flat Washer Lock Washer Hex Nut Figure 9 ...

Страница 20: ...it is properly connected to power and safety components are functioning correctly If you find an unusual problem during the test run immediately stop the machine disconnect it from power and fix the problem BEFORE operating the machine again The Troubleshooting table in the SERVICE section of this manual can help DO NOT start machine until all preceding setup instructions have been performed Opera...

Страница 21: ...e motor stops the emergency stop fea ture of the switch is working as designed If the motor does NOT stop immediately disconnect the machine from power The emergency stop feature is not working correctly This safety feature must work properly before proceeding with regular operations Call Tech Support for help 10 After successfully completing all the Test Run steps proceed to Spindle Break In 4 Co...

Страница 22: ...re lubrication has settled in the bear ings You must complete this procedure before placing operational loads on the spindle for the first time when the machine is new or if it has been sitting idle for longer than 6 months Always start the spindle break in at the lowest speed to minimize wear if there are any dry spots Allow the spindle to run long enough to warm up and distribute the bearing gre...

Страница 23: ...adjustments can be found in the SERVICE section starting on Page 55 Factory adjustments that should be verified Cross slide backlash adjustment Page 58 Gib adjustments Page 59 Recommended Adjustments Carriage Lock The carriage is supplied with a lock bolt on the front right hand side of the saddle see Figure 12 This bolt locks the carriage in place for increased rigidity when making face cuts This...

Страница 24: ...e 4 Clears all setup tools from lathe 5 Checks for safe clearances by rotating workpiece by hand at least one full revolution 6 Sets correct spindle speed for the operation 7 If using power feed selects the proper feed rate for the operation 8 Starts spindle rotation then engages half nut 9 Uses various carriage controls to move the tooling into the workpiece for operations 10 When finished cuttin...

Страница 25: ...ating or the safe limits of your workpiece Excessive spindle speeds greatly increase the risk of the workpiece or chuck being thrown from the machine with deadly force Installation Removal Devices Because chucks are heavy and often awkward to hold some kind of support or protective device should be used during installation or removal The weight and size of the chuck will determine the appropriate ...

Страница 26: ...To ensure accurate work it is extremely important to make sure the spindle nose and chuck mating surfaces are clean Even a small amount of lint or debris can affect accuracy The chuck is properly installed when it threads all the way onto the spindle nose see Figure 14 below and is seated against the spindle shoulder There are two chucks included with the Model G9972Z a 3 jaw and 4 jaw A chuck key...

Страница 27: ... spindle Chuck Key Spanner Wrench 3 Remove both spindle clamps from behind the chuck or faceplate see Figure 17 Chuck Removal Tools Needed Qty Spanner Wrench 1 Chuck Key 3 or 4 Jaw 1 Hex Wrench 5mm 1 To remove the chuck 1 DISCONNECT LATHE FROM POWER 2 Use an appropriate device to protect the ways and support the chuck refer to Installation Removal Devices on Page 23 4 Insert spanner wrench into sp...

Страница 28: ...ase to the surfaces of the removed jaw set Store in a safe place free from moisture and abra sives 6 Rotate the chuck key clockwise until you see the tip of the scroll gear lead thread just begin to enter a jaw guide see Figure 21 9 Install the remaining jaws in numerical order in the same manner If installed correctly the jaws will converge evenly at the center of the chuck If the jaws do not con...

Страница 29: ...CORRECT INCORRECT INCORRECT Scroll Chuck Clamping Figure 22 Jaw selection and workpiece holding Refer to the Chuck Installation see Page 24 and Chuck Removal see Page 25 instructions to install or remove the 4 jaw chuck The 4 jaw chuck features independently adjust able hardened steel jaws for holding non con centric or off center workpieces Each jaw can be independently removed from the chuck bod...

Страница 30: ...nstructions to install or remove the faceplate The faceplate included with your lathe can be used for a wide range of operations including machining non concentric workpieces straight turning between centers off center turning and boring The tools needed for mounting a workpiece will vary depending on the type of setup you have Machining non concentric workpieces at a high speed could cause the wo...

Страница 31: ...orkpieces by means of a live or dead center refer to Centers on Page 33 It can also be used to hold a drill or chuck to bore holes in the center of a part Custom arbors and tapers can also be cut on your lathe by using the offset tailstock adjustment Tailstock Figure 26 Tailstock and quill lock handles in locked position Tailstock Lock Nut Quill Lock Lever Quill Handwheel Graduated Dial Increments...

Страница 32: ...on the tapers Removing Tooling 1 Use a shop rag to hold the tool 2 Rotate the quill handwheel counterclockwise until the tool is forced out of the quill Offsetting Tailstock The tailstock can be offset from the spindle cen terline for turning tapers Move the tailstock top casting toward the front of the lathe to machine a taper at the tailstock end Conversely position the tailstock top casting tow...

Страница 33: ...he tailstock when turning a taper If the tailstock is not aligned with the spindle centerline when it is supposed to be turning results will be inaccurate along the length of the workpiece Items Needed Qty Hex Wrench 4mm 1 Open End Wrench 19mm 1 Round Stock 2 x 6 2 Precision Level 1 Precision Calipers 1 Dial Indicator 1 To align the tailstock to the spindle centerline 1 Use the precision level to ...

Страница 34: ...e following step refer to Offsetting Tailstock on Page 30 for detailed instructions 8 Use calipers to measure both ends of the workpiece If the test stock is thicker at the tailstock end move the tailstock toward the front of the lathe 1 2 the distance of the amount of taper see Figure 33 Move the tailstock toward the front of the machine half the distance of the taper Looking down from above Figu...

Страница 35: ...taper is an MT 4 and will only receive the MT 4 dead center The tailstock quill taper is an MT 3 and will only receive the MT 3 dead centers Live Centers A live center not included has bearings that allow the center tip and the workpiece to rotate together it can be installed in the tailstock quill for higher speeds Mounting Dead Center in Spindle 1 DISCONNECT LATHE FROM POWER 2 Thoroughly clean a...

Страница 36: ...nter mounted in the tailstock well lubricated 3 Use the quill handwheel to feed the quill out of the casting approximately 1 see Figure 38 Note The maximum quill travel is 21 2 but we do not recommend extending the quill more than 2 or stability and accuracy will be reduced Figure 38 Dead center inserted into tailstock 4 Insert the center into the tailstock quill 5 Seat the center firmly into the ...

Страница 37: ... long shafts and can be mounted anywhere along the length of the bedway Familiarize yourself with the steady rest compo nents shown in Figure 40 to better understand its operation To install and use the steady rest 1 DISCONNECT LATHE FROM POWER 2 Thoroughly clean all mating surfaces then place the steady rest base on the bedways so the triangular notch fits over the bedway prism 3 Loosen the finge...

Страница 38: ...he tool moves The base of the compound rest has another graduated scale used for setting the cutting tool to a specific angle Graduated Dial Increments 0 001 0 025mm One Full Revolution 0 04 1 02mm Tool Needed Qty Open End Wrench 14mm 1 To set the compound rest at a certain angle 1 Loosen the two hex nuts at the base of the compound rest 1 of 2 shown in Figure 42 Compound Rest 2 Rotate the rest to...

Страница 39: ... great force DO NOT extend a cutting tool more than 2 5 times the width of its cross section e g 2 5 x 0 5 1 25 Aligning Cutting Tool with Spindle Centerline For most operations the cutting tool tip should be aligned with the spindle centerline as illustrated in Figure 44 There are a number of ways to check and align the cutting tool to the spindle centerline If nec essary you can raise the cuttin...

Страница 40: ...hine for turning or when manual movement is desired during turning operations Cross Slide Handwheel Graduated Dial Increments 0 001 0 025mm One Full Revolution 0 06 1 52mm Use this to move the tool toward and away from the work Adjust the position of the graduated scale by holding the handwheel with one hand and turning the dial with the other The cross slide handwheel has an indirect read graduat...

Страница 41: ...n HSS cutting tools For carbide cutting tools double the aver age speed These values are a guideline only Refer to the MACHINERY S HANDBOOK for more detailed information Figure 47 Recommend cutting speed table 2 Determine the final diameter in inches for the cut you intend to make Note For this step you will need to aver age out the diameters or work with the finish diameter 3 Use the following fo...

Страница 42: ...le speed on the top row that is closest to your calculated spindle speed Note This chart is also on the front of the headstock In most cases the calculated spindle speed will be between the available speeds Use your best judgement when choosing either a higher or lower spindle speed The V belt change gears and pulleys represent a serious entanglement hazard when the lathe is running Always dis con...

Страница 43: ... for detailed instructions but it also depends on spindle speed NOTICE Feed rate is based on the spindle speed High feed rates result in a rapidly moving carriage Pay close attention to the feed rate you have chosen and keep your hand poised over the power feed lever Failure to fully understand this could cause the car riage to crash into the spindle or tailstock resulting in severe damage to the ...

Страница 44: ...10 0 020 0 010 0 020 0 010 0 020 0 005 0 010 0 005 0 010 0 003 0 010 0 004 0 008 0 005 0 010 0 003 0 010 0 003 0 010 0 003 0 010 0 003 0 010 0 003 0 010 0 003 0 010 0 003 0 010 0 003 0 010 Note These values are a guideline only Refer to the MACHINERY S HANDBOOK for more detailed information Figure 52 Recommended feed rate table b a lever C A B 24 28 28 35 84 70 77 70 II II II I 0 0022 0 0030 0 003...

Страница 45: ...the cap screw to secure it in place Change Gear b a Lower the pivot arm as described above b Loosen the square nut on the 120 127T gear and slide it along the pivot arm and away from change gear b c Loosen and remove the cap screw secur ing change gear b then remove the flat washer bushing and the gear d Install the correct change gear b the bushing flat washer and cap screw Note If change gear b ...

Страница 46: ...e nearest feed rate from the feed rate chart Figure 54 on Page 42 for the lathe In this case it will be 0 0150 IPR Figure 56 Feed rate dials Step 3 Install the 35T change gear in position a and the 70T change gear in position b Step 4 Turn the left feed rate dial to II and the right dial to B see Figure 56 Note It may be necessary to jog the spindle by hand to mesh the feed rate gearing and comple...

Страница 47: ...igure 61 on Page 46 to show when to engage disengage the half nut during inch threading operations The thread dial must be engaged with the leadscrew to operate To engage the thread dial loosen the mounting cap screw pivot the thread dial gear onto the leadscrew so the gear teeth mesh with the leadscrew then re tighten the cap screw see Figure 60 NOTICE NEVER attempt to engage the carriage power f...

Страница 48: ...5 20 24 28 36 40 46 52 9 13 23 91 2 111 2 10 14 18 22 26 30 38 44 48 56 11 19 THREAD DIAL DIAL T P I 1 8 1 3 5 7 2 6 Figure 61 Thread dial chart For example to cut a TPI of 11 engage the half nut when the thread dial pointer is on the 1 3 5 or 7 To cut a TPI of 24 engage the half nut on any number between 1 and 8 To maintain accuracy and consistency engage the half nut on the same thread dial numb...

Страница 49: ...er to our website or latest catalog for additional recommended accessories order online at www grizzly com or call 1 800 523 4777 T27914 Moly D Machine and Way Oil 1 Gal This ISO 68 machine and way oil is one of the best we ve found for maintaining bed ways slid ing ways gearboxes and leadscrews Why It is extremely tacky and includes the superior friction reducing compound Moly D to maximize compo...

Страница 50: ... holder with three HSS blades Hex wrenches Protective wooden case Figure 66 Model H7540 Metalworking Kit No 1 G1075 52 PC Clamping Kit 1 2 T Nut Our clamping kits are among the best in the world All the blocks bolts nuts and hold downs are case hardened This clamping kit includes 24 studs 6 step block paris 6 T nuts 5 flange nuts 4 coupling nuts and 6 end hold downs The rack can be bolted to the w...

Страница 51: ...de boring bar and holder The boring bar holds the tool bit at 90 at one end and 45 at the other Comes with a wrench and tool bit Bar size is 3 8 x 4 holder is 2 x uses 1 8 tool bits Figure 71 H5936 2 Pc Knurling Tool Set H5936 2 Pc Knurling Tool Set This 2 piece set includes a x 4 Single Knurling Tool Holder and a x 4 Double Knurling Tool Holder with Pivoting Head Both have a black oxide finish Fi...

Страница 52: ...mance from this machine this maintenance schedule must be strictly followed Ongoing To minimize your risk of injury and maintain proper machine operation shut down the machine imme diately if you ever observe any of the items below and fix the problem before continuing operations Loose mounting bolts Guards or covers removed Worn or damaged wires Any other unsafe condition Daily Maintenance Lubric...

Страница 53: ...HE FROM POWER BEFORE PERFORMING LUBRICATION Ball Oilers Lubricant Frequency Qty ISO 68 or Equivalent Lubricant Every 8 Hours of Operation 1 squirt from Oil Can Wipe clean and lubricate the ball oilers shown in Figures 74 78 To insert the oil depress the ball with the tip of an oil can and squirt once Figure 78 Tailstock quill and leadscrew ball oilers 2 Ball Oilers NOTICE Follow reasonable lubrica...

Страница 54: ...lace the fill plug Tools Needed Qty Hex Wrench 8mm 1 Drain Pan at least 1 Gallon Capacity 1 To change the oil in the reservoir 1 DISCONNECT LATHE FROM POWER 2 Open the change gear cover on the left of the headstock 3 Remove the reservoir fill plug see Figure 79 Note If you are experiencing difficulty remov ing the fill plug do not remove the drain plug to drain the reservoir until you can success ...

Страница 55: ...il into the reservoir to flush out any sediment from along the bottom 6 Re install the drain plug and add oil to the reservoir until the oil level is centered in the sight glass 7 Re install the fill plug and close the change gear cover Longitudinal Leadscrew Carriage Rack Lubricant Frequency Qty ISO 68 or Equivalent Lubricant Every 8 Hours of Operation Thin Coat Maintain a thin coat of oil on the...

Страница 56: ...he feed lever plunger shown in Figure 83 then apply the lubricant With the machine OFF move the feed lever up and down to distribute the oil Change Gears Lubricant Frequency Qty NLGI 2 Grease Check Add Every 8 Hours of Operation Thin Coat Maintain a thin coat of grease on the change gear teeth Move the V belt away from the gears then use a stiff brush and a mild solvent to clean debris and grime f...

Страница 57: ...r replace Machine has vibration or noisy operation 1 Motor or component is loose 2 V belt worn damaged or loose 3 Motor fan is rubbing on fan cover 4 Pulley set screws or keys are missing or loose 5 Machine is incorrectly mounted 6 Cutting tool is chattering 7 Workpiece or chuck is at fault 8 Spindle bearings are at fault 9 Motor bearings are at fault 10 Gears are at fault 1 Inspect replace stripp...

Страница 58: ...rect properties for your type of machining 2 Re center and properly secure workpiece in chuck or faceplate 3 Correctly set V belt for your operation Page 39 4 Make sure all hot lines and grounds are operational and have correct voltage 5 Test and replace if necessary 6 Check V belt and re tension replace if necessary Page 40 7 Test power plug and receptacle for good contact and correct wiring 8 Co...

Страница 59: ...is sticking out of tool holder 3 Adjust gibs Page 59 4 Sharpen replace 5 Adjust for proper spindle speed and feed rate Pages 39 42 Cross compound slide or carriage feed has sloppy operation 1 Too much play in gibs 2 Handwheel s loose 3 Too much leadscrew backlash cross slide only 4 Leadscrew mechanism worn or out of adjustment 1 Adjust gibs Page 59 2 Tighten handwheel fasteners 3 Adjust leadscrew ...

Страница 60: ... Wrench 4mm 1 Hex Wrench 5mm 1 Wrench 14mm 1 To adjust the cross slide backlash 1 Loosen the hex nuts and remove the set screws and flat washers that secure the compound slide to the cross slide see Figures 84 85 2 Remove the compound slide and place it in a clean stable location 3 Adjust the backlash adjustment cap screw shown in Figure 85 in small increments Note Turn the adjustment screw clockw...

Страница 61: ...sliding surfaces Tools Needed Qty Wrench 8mm 1 Hex Wrench 2 5mm 1 To adjust the cross slide and compound slide gibs 1 DISCONNECT LATHE FROM POWER 2 Loosen the three hex nuts on the side of the slide see Figures 86 87 3 Make adjustments in small and equal incre ments to the three set screws then test the movement of the slide by rotating the handwheel Note Turning the set screws clockwise will tigh...

Страница 62: ...u re tighten the hex nuts then re install the thread dial Shear Pin Replacement The longitudinal leadscrew is secured to the feed rate gearing in the headstock with the use of a soft metal shear pin see Figure 89 The shear pin is designed to break and disengage power to the leadscrew to help protect more expensive lathe components if you crash your carriage or take too large of a cut and overload ...

Страница 63: ... the motor mount hex nuts 6 Re install the V belt and close the cover Bearing Preload This lathe is shipped from the factory with the spindle bearing preload properly adjusted If the spindle ever develops excessive end play and the workpiece finish suffers you can adjust the bear ing preload to remove the unnecessary end play and improve the workpiece finish Tools Needed Qty Spanner Wrench 2 1 Lar...

Страница 64: ...icator on the cross slide and move the carriage toward the spindle until the contact point of the indicator lightly touches the spindle face and the dial reads exactly zero see Figure 93 Figure 93 Dial indicator setup 8 Move the carriage an additional 0 100 toward the headstock 9 Insert the handle of a chuck key or similar tool in the spindle indents to keep the spindle from rotating then tighten ...

Страница 65: ...ll and tighten the outer spanner nut against the inner nut To confirm that the spindle bearings are cor rectly preloaded 1 Re attach all removed lathe components and prepare it for operation 2 Install the chuck and tighten the jaws into the center 3 Set the spindle speed to a medium setting 4 Connect the lathe to power and turn the lathe spindle ON 5 Let the lathe run for 20 minutes 6 Turn the spi...

Страница 66: ...current at the time of printing but may not match your machine If you find this to be the case use the wiring diagram inside the motor junction box CAPACITORS INVERTERS Some capacitors and power inverters store an electrical charge for up to 10 minutes after being disconnected from the power source To reduce the risk of being shocked wait at least this long before working on capacitors EXPERIENCIN...

Страница 67: ...C Run Capacitor 20 uF 450VAC W1 W2 V1 V2 U1 U2 W1 Spindle Switch Motor ON OFF Switch Motor 1HP 110V G Neutral Hot NEMA 5 15 Plug As Recommended Gn Yg Gn Gn Wt Bk Bk Yl Rd Yl Rd Bk Yg V1 V1 PE PE PE Shown From Behind WARNING SHOCK HAZARD Disconnect power before working on wiring Figure 97 Motor wiring Figure 95 Switch wiring Spindle Switch Motor ON OFF Switch wiring diagram Figure 96 Capacitor wiri...

Страница 68: ...S ONLINE AT GRIZZLY COM Scan QR code to visit our Parts Store 1 2 5 6 7 8 10 11 12 13 14 15 16 17 17 1 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 51 52 53 33 18 45 51 Headstock SECTION 9 PARTS ...

Страница 69: ... INT RETAINING RING 10MM 16 P9972Z0016 CAP SCREW M8 1 25 X 20 40 P9972Z0040 THREADED HANDLE ROD 17 P9972Z0017 TAPER ROLLER BEARING 32009 41 P9972Z0041 PIVOT BRACKET 17 1 P9972Z0017 1 BEARING CAP 42 P9972Z0042 FLAT WASHER 10MM 18 P9972Z0018 PHLP HD SCR M6 1 X 20 43 P9972Z0043 HEX NUT M10 1 5 19 P9972Z0019 SPACER 44 P9972Z0044 TENSIONING SHAFT 20 P9972Z0020 GEAR 45T 45 P9972Z0045 BALL BEARING 6001 2...

Страница 70: ...GEAR 84T 106 P9972Z0106 SHAFT 214 P9972Z0214 FLAT WASHER 6MM 107 P9972Z0107 CLIPPED WASHER 8MM 215 P9972Z0215 CAP SCREW M6 1 X 10 108 P9972Z0108 BALL OILER 6MM PRESS IN 216 P9972Z0216 LOCK WASHER 8MM 201 P9972Z0201 CHANGE GEAR BRACKET 217 P9972Z0217 CAP SCREW M8 1 25 X 40 202 P9972Z0202 PULLEY SHAFT SQUARE NUT 218 P9972Z0218 GEAR 28T 203 P9972Z0203 FLAT WASHER 6MM 219 P9972Z0219 GEAR 35T 204 P9972...

Страница 71: ... visit our Parts Store Feed Rate Gearbox 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 A A B B A B A 302 323 322 B 320 322 322 ...

Страница 72: ...OX COVER 311 P9972Z0311 BACK GEARBOX COVER 336 P9972Z0336 ROLL PIN 5 X 30 312 P9972Z0312 FILL PLUG 337 P9972Z0337 COMPRESSION SPRING 8 X 4 5 X 18 313 P9972Z0313 GEARBOX CASTING 338 P9972Z0338 OIL SIGHT GLASS 314 P9972Z0314 DRAIN PLUG 339 P9972Z0339 INDICATOR DISC 315 P9972Z0315 DOWELL PIN 5 X 22 340 P9972Z0340 SET SCREW M6 1 X 10 316 P9972Z0316 LEADSCREW COLLAR 341 P9972Z0341 STEEL BALL 5MM 317 P9...

Страница 73: ... Front Rear 401 402 403 404 405 406 407 408 409 410 411 412 413414 415 416 417 418 419 420 412 422 423 424 425 426 427 428 429 430 431 432 433 437 438 439 440 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 421 409 407 414 413 414 413 429 447 407 442 1 ...

Страница 74: ...M6 1 X 10 449 P9972Z0449 PIVOT BRACKET 415 P9972Z0415 GEAR SHAFT 12T 450 P9972Z0450 CAP SCREW M4 7 X 20 416 P9972Z0416 ROLL PIN 4 X 30 451 P9972Z0451 CAP SCREW M5 8 X 16 417 P9972Z0417 GEAR 43T 452 P9972Z0452 STUD DE M5 8 X 36 15 15 418 P9972Z0418 HANDLE 453 P9972Z0453 THREAD DIAL BODY 419 P9972Z0419 GEAR SHAFT 13T 454 P9972Z0454 PINION GEAR 32T 420 P9972Z0420 POWER FEED LEVER BRACKET 455 P9972Z04...

Страница 75: ...2Z0526 CAP SCREW M6 1 X 16 507 P9972Z0507 CAP SCREW M8 1 25 X 25 527 P9972Z0527 CLIP 508 P9972Z0508 INDICATOR PLATE 528 P9972Z0528 SET SCREW M6 1 X 20 509 P9972Z0509 RIVET 2 X 5MM NAMEPLATE STEEL 529 P9972Z0529 HEX NUT M6 1 510 P9972Z0510 CROSS SLIDE GRADUATED DIAL 530 P9972Z0530 CAP SCREW M6 1 X 35 511 P9972Z0511 KEY 3 X 3 X 6 531 P9972Z0531 NOTCHED WAY WIPER 512 P9972Z0512 SPRING PLATE 532 P9972...

Страница 76: ...2Z0620 TOOL POST BODY 605 P9972Z0605 CLAMPING BASE 621 P9972Z0621 HUB FLAT WASHER 606 P9972Z0606 LEADSCREW NUT 622 P9972Z0622 TOOL REST BASE 607 P9972Z0607 PLUNGER 623 P9972Z0623 COMPOUND SLIDE LEADSCREW 608 P9972Z0608 TOOL POST STUD 624 P9972Z0624 LEADSCREW BRACKET 609 P9972Z0609 FLAT WASHER 10MM 625 P9972Z0625 GRADUATED DIAL 610 P9972Z0610 SLIDE LOCK PIN 626 P9972Z0626 HANDWHEEL 611 P9972Z0611 C...

Страница 77: ...16 PLATE 704 P9972Z0704 INDICATOR PLATE 717 P9972Z0717 KEY 3 X 3 X 10 705 P9972Z0705 HANDWHEEL 718 P9972Z0718 HEX NUT M10 1 5 706 P9972Z0706 QUILL LOCK 719 P9972Z0719 RIVET 2 X 5MM NAMEPLATE STEEL 707 P9972Z0707 LOCK BUSHING 720 P9972Z0720 OIL PORT 9MM 708 P9972Z0708 SET SCREW M6 1 X 12 721 P9972Z0721 CLAMPING PLATE 709 P9972Z0709 GRADUATED DIAL 722 P9972Z0722 CLAMPING PLATE HEX NUT 710 P9972Z0710...

Страница 78: ...09 SPLASH GUARD 802 P9972Z0802 RACK 810 P9972Z0810 STUD SE M10 1 5 X 45 35 803 P9972Z0803 CAP SCREW M5 8 X 12 811 P9972Z0811 HEX NUT M10 1 5 804 P9972Z0804 FEED LEADSCREW INCH 812 P9972Z0812 SET SCREW M8 1 25 X 40 805 P9972Z0805 LEADSCREW END BRACKET 813 P9972Z0813 FLAT WASHER 8MM 806 P9972Z0806 BALL OILER 6MM PRESS IN 814 P9972Z0814 HEX NUT M8 1 25 807 P9972Z0807 CAP SCREW M6 1 X 20 815 P9972Z081...

Страница 79: ...3 FINGER T BOLT 908 P9972Z0908 HEX BOLT M12 1 75 X 65 904 P9972Z0904 LOCK WASHER 8MM 909 P9972Z0909 FLAT WASHER 12MM 905 P9972Z0905 HEX NUT M8 1 25 910 P9972Z0910 HEX NUT M12 1 75 Follow Rest 1001 1002 1003 1004 1005 1006 1007 1008 REF PART DESCRIPTION REF PART DESCRIPTION 1001 P9972Z1001 FOLLOW REST CASTING 1005 P9972Z1005 HEX NUT M8 1 25 1002 P9972Z1002 FINGER 1006 P9972Z1006 FLAT WASHER 8MM 100...

Страница 80: ...ASHER 6MM 1111 3 P9972Z1111 3 MOTOR WIRING JUNCTION BOX 1104 P9972Z1104 ELECTRICAL CABINET COVER 1112 P9972Z1112 LOCK WASHER 5MM 1105 P9972Z1105 CAPACITOR COVER W CLIP 1113 P9972Z1113 HEX NUT M4 7 1106 P9972Z1106 S CAPACITOR 150M 250V 1 5 8 X 3 1 4 1114 P9972Z1114 PHLP HD SCR M4 7 X 20 1106 1 P9972Z1106 1 R CAPACITOR 20M 450V 1 3 4 X 3 3 4 1115 P9972Z1115 STRAIN RELIEF 3 4 1107 P9972Z1107 STRAIN R...

Страница 81: ...2 P9972Z1132 HEX WRENCH 5MM 1122 P9972Z1122 FACEPLATE 8 1133 P9972Z1133 HEX WRENCH 6MM 1123 P9972Z1123 3 JAW CHUCK REVERSE JAW SET 1134 P9972Z1134 HEX WRENCH 8MM 1124 P9972Z1124 LATHE CHUCK KEY 9 82MM STD 1135 P9972Z1135 SCREWDRIVER FLAT 2 1125V2 P9972ZV21125 LATHE CHUCK KEY 9 82MM STD 1136 P9972Z1136 SCREWDRIVER PHILLIPS 2 1126 P9972Z1126 DEAD CENTER MT 3 CARBIDE TIPPED 1137 P9972Z1137 3 JAW CHUC...

Страница 82: ...he until safe rotation verified 8 Keep all guards and covers in place during operation 9 Make sure lathe is properly set up before starting 10 Change coolant regularly and avoid contact with skin 11 Never leave chuck key in chuck 12 Never touch rotating chuck or workpiece with hands 13 Never leave lathe running unattended 14 DO NOT reverse spindle rotation while spindle is moving 15 Properly suppo...

Страница 83: ...r for incidental contingent special or consequential damages arising from the use of our products The manufacturers reserve the right to change specifications at any time because they constantly strive to achieve better quality equipment We make every effort to ensure that our products meet high quality and durability standards and we hope you never need to use this warranty In the event you need ...

Страница 84: ......

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