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Grizzly T31739 Скачать руководство пользователя страница 32

-30-

Model T31739 (Mfd. Since 11/19)

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.

SECTION 7: SERVICE

Troubleshooting

Motor & Electrical

Symptom

Possible Cause

Possible Solution

Machine does not 
start, or power 
supply fuse/breaker 
trips immediately 
after startup.

1.  E-Stop Button depressed/at fault.

2.  Incorrect power supply voltage or circuit 

size.

3.  Power supply circuit breaker tripped or fuse 

blown. 

4.  Start capacitor at fault.
5.  Wiring broken, disconnected, or corroded.

6.  ON/OFF buttons at fault.
7.  Motor at fault.

1.  Rotate E-Stop Button head to reset. Replace if at 

fault.

2.  Ensure correct power supply voltage and circuit 

size (

Page 10).

3.  Ensure circuit is sized correctly and free of shorts. 

Reset circuit breaker or replace fuse.

4.  Test/replace if at fault.
5.  Fix broken wires or disconnected/corroded 

connections (

Page 36).

6.  Replace.
7.  Test/repair/replace.

Machine stalls or is 
underpowered.

1.  Incorrect bit/cutter for task.
2.   Feed rate/cutting speed too fast.
3.  Dull bit/cutter.
4.  Belt slipping.

5.  Machine undersized for task.

6.  Motor overheated.
7.  Pulley slipping on shaft.
8.  Motor at fault.

1.  Use correct bit/cutter for task.
2.  Decrease feed rate/cutting speed (

Page 22).

3.  Sharpen bit/cutter or replace.
4.  Ensure belt is oil free, tension/replace belt 

(

Page 32).

5.  Use correct cutter/bit; reduce feed rate; reduce 

spindle RPM; use cutting fluid if possible.

6.  Clean motor/let cool, and reduce workload.
7.  Tighten loose pulley; replace broken/missing parts.
8.  Test/repair/replace.

Machine has 
vibration or noisy 
operation.

1.  Motor or component loose.

2.  V-belt worn.
3.   Incorrectly mounted to workbench.
4.   Motor mount loose/broken.
5.  Spindle loose, improperly installed or 

damaged. 

6.  Workpiece loose.
7.   Motor fan rubbing on fan cover.
8.  Spindle bearings at fault.

9.  Chuck or cutter at fault.
10. Motor bearings at fault.

1.  Replace damaged or missing bolts/nuts or tighten if 

loose.

2.  Inspect/replace belt (

Page 32).

3.  Shim or tighten mounting hardware (

Page 16).

4.   Tighten/replace.
5.  Tighten loose spindle, install spindle with clean 

mating surfaces, replace spindle if damaged.

6.  Use the correct holding fixture for workpiece.
7.  Fix/replace fan cover; replace loose/damaged fan.
8.  Test by rotating spindle; rotational grinding/loose 

shaft requires bearing replacement.

9.  Replace out-of-round chuck, dull, or bent cutter.
10. Test by rotating shaft; rotational grinding/loose 

shaft requires bearing replacement.

Содержание T31739

Страница 1: ...NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL INC CS20663 PRINTED IN CHINA V1 01 20 MODEL T31739 12 VARIABLE SPEED BENCHTOP DRILL...

Страница 2: ...g 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...

Страница 3: ...ION 4 OPERATIONS 20 Operation Overview 20 Choosing Spindle Speeds 21 Changing Spindle Speed 22 Installing Removing Chuck Arbor 22 Installing Removing Drill Bits 24 Using LED Worklight 24 Adjusting Dep...

Страница 4: ...ade every effort to be exact with the instruc tions specifications drawings and photographs in this manual Sometimes we make mistakes but our policy of continuous improvement also means that sometimes...

Страница 5: ...p Depth Stop Scale Emergency Stop Button Quill Digital Readout Downfeed Handle Spindle Return Spring Rack Workpiece Support Spindle Speed Lever Table Pivot Lock Handle Table Height Lock Handle Table H...

Страница 6: ...ontrol Panel Figure 3 Control panel Emergency Stop Button Immediately cuts power to motor and control panel when pressed Twist button clockwise to reset ON OFF Buttons Turns drill press ON and OFF LED...

Страница 7: ...t 30 x 20 x 12 in Electrical Power Requirement 120V Single Phase 60 Hz Full Load Current Rating 5 1A Minimum Circuit Size 15A Connection Type Cord Plug Power Cord Included Yes Power Cord Length 6 ft P...

Страница 8: ...r To Table Height 8 7 8 18 7 8 in Construction Table Precision Ground Cast Iron Column Steel Spindle Housing Cast Iron Head Cast Iron Base Cast Iron Paint Type Finish Powder Coated Other Related Infor...

Страница 9: ...d 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 A...

Страница 10: ...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...

Страница 11: ...workpiece Always inspect bits cutting tools for sharpness chips or cracks before each use Replace dull chipped or cracked bits cutting tools immediately EYE FACE HAND PROTECTION Flying chips created b...

Страница 12: ...rsized 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...

Страница 13: ...ord 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 match...

Страница 14: ...ou are completely satisfied with the machine and have resolved any issues between Grizzly or the shipping agent You MUST have the original pack aging to file a freight claim It is also extremely helpf...

Страница 15: ...nd inventory them If any non proprietary parts are missing e g a nut or a washer we will gladly replace them or for the sake of expediency replacements can be obtained at your local hardware store Box...

Страница 16: ...14 Model T31739 Mfd Since 11 19 Hardware Recognition Chart USE THIS CHART TO MATCH UP HARDWARE DURING THE INVENTORY AND ASSEMBLY PROCESS 5mm 5mm Flat Head Cap Screw...

Страница 17: ...ust preventative with a liberal amount of cleaner degreaser then let it soak for 5 10 minutes 3 Wipe off the surfaces If your cleaner degreas er is effective the rust preventative will wipe off easily...

Страница 18: ...e in place Machine Base Workbench Hex Bolt Flat Washer Flat Washer Lock Washer Hex Nut Figure 7 Through Mount setup Number of Mounting Holes 4 Diameter of Mounting Hardware Needed 1 2 Assembly To asse...

Страница 19: ...s that secure headstock to column x 2 6 Attach table height crank handle to table arm see Figure 13 and secure by tightening pre installed set screw against worm shaft Figure 13 Table height crank han...

Страница 20: ...tely into chuck 3 Insert small end of arbor into chuck 4 Hold assembly by the arbor and tap chuck onto a block of wood with medium force as illustrated below Joining Drill Chuck Arbor Figure 19 Tappin...

Страница 21: ...e to power by inserting power cord plug into a matching receptacle Note The speed digital readout will not illuminate until Step 4 is completed 4 Twist Emergency Stop button clockwise until it springs...

Страница 22: ...ks magazines or get formal training before beginning any proj ects Regardless of the content in this sec tion Grizzly Industrial will not be held liable for accidents caused by lack of training Keep h...

Страница 23: ...inum Mild Steel 3 8 1 2 1200 1000 5 8 1 800 600 Using Drill Bit Speed Chart The chart shown in Figure 21 is intended as a generic guide only Always follow the manufac turer s speed recommendations if...

Страница 24: ...Speed Lever Speed Digital Readout Usually once the chuck and arbor have been properly mounted together they are considered semi permanent connections If you would like to install a different chuck we...

Страница 25: ...y slot is exposed in side of quill see Figure 24 Drift Key Slot Figure 27 Using drift key to remove arbor from spindle 7 Tap drift key with a metal hammer see Figure 27 until chuck releases 8 Hold dow...

Страница 26: ...it will not come loose during operation With a keyless chuck like the one that comes on the T31739 no chuck key is necessary for tightening or loosening Installing Removing Drill Bits Installing a Dri...

Страница 27: ...ble to desired position then re tighten pivot lock handle 1 Loosen table height lock handle shown in Figure 30 2 Adjust table height by rotating table height crank handle see Figure 30 then re tighten...

Страница 28: ...ging workpiece thickness DO NOT look directly into laser Severe eye injury will result To adjust lasers 1 DISCONNECT MACHINE FROM POWER 2 Install drill bit in chuck see Installing Removing Drill Bits...

Страница 29: ...ing The 135 split point enables the drill to use less thrust and eliminates the tendency of the drill point to walk which makes these great for use in portable drills or drill presses Cobalt Alloy bit...

Страница 30: ...ssolving cleaner to remove it Protect the unpainted cast iron table by wiping it clean after every use this ensures moisture from wood dust does not remain on bare metal surfaces Keep the table rust f...

Страница 31: ...use a brush to apply a thin coat of grease to the rack teeth then fully raise lower quill and table to distribute grease Note Apply oil to the quill smooth outside surface that was removed during the...

Страница 32: ...cutter 4 Belt slipping 5 Machine undersized for task 6 Motor overheated 7 Pulley slipping on shaft 8 Motor at fault 1 Use correct bit cutter for task 2 Decrease feed rate cutting speed Page 22 3 Sharp...

Страница 33: ...ack 1 Replace increase return spring tension Page 35 2 Clean and lubricate spindle quill rack Drill bit drifts 1 Dull incorrectly sharpened drill bit 2 Tool bit chuck incorrectly installed 1 Correctly...

Страница 34: ...on ON and adjust spindle speed lever to lowest speed setting Note Belt tension cannot be reapplied with out spindle turning 3 Open belt cover 2 Adjust spindle speed lever fully for ward to highest spe...

Страница 35: ...nel cover and close belt cover 8 Refer to Adjusting Laser on Page 26 to secure and adjust laser Replacing Laser Laser Cord 1 of 2 Laser Switch Crimp Wire Connector 4 Remove control panel cover Find wh...

Страница 36: ...ight cord wires connect to worklight switch and crimp wire connector see Figure 53 5 Replace old worklight wires with new work light wires and feed new worklight back through headstock and worklight h...

Страница 37: ...ct inju ries could occur Always wear heavy leather gloves and safety glasses when adjusting the return spring tension Items Needed Qty Heavy Leather Gloves 1 Pair Safety Glasses 1 Pair Shop Rags As Ne...

Страница 38: ...urrent 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 invert...

Страница 39: ...Ground CONTROL PANEL GORBO XCK 017 DKLD CB07 6A ON OFF Switch LAY5 BE102 2 1 2 1 1 2 3 4 Neutral Hot Ground 120 VAC 5 15 Plug 120V MOTOR MOTOR JUNCTION BOX Run Capacitor 25uF 250VAC DKLD 1801 1W 3 5V...

Страница 40: ...54 25 55 26 56 27 57 28 58 59 60 99 101 102 103 104 105 106 1 2 3 4 5 6 7 8 9 10 11 12 14 15 7 8 16 17 18 19 20 22 62 33 63 34 64 35 36 37 31 78 2 78 1 78 3 78 4 78 6 78 5 78 7 107 108 109 110 113 11...

Страница 41: ...31739028 BALL BEARING 6201ZZ 78 7 PT31739078 7 MOTOR CORD 3G 3W 39 29 PT31739029 CLAMP BOLT M12 1 75 X 2 79 PT31739079 HEX NUT M10 1 5 30 PT31739030 COMPRESSION SPRING 1 2 X 6 80 PT31739080 KEY 4 X 4...

Страница 42: ...jewelry or gloves to prevent getting caught in moving parts To reduce risk of death or serious injury read manual BEFORE using machine To get a new manual call 800 523 4777 or go to www grizzly com W...

Страница 43: ...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...

Страница 44: ......

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