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Grizzly G7873, Owner'S Manual

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Grizzly G7873 Owner'S Manual Download Page 1

COPYRIGHT © NOVEMBER, 2015 BY GRIZZLY INDUSTRIAL, INC.

WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE

 OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.

 #MN17832  PRINTED IN TAIWAN

685V2

676-1V3

701

702

700

703

The following change was recently made to this machine since the owner's manual was printed:

• 

Changed column on guide stand.

Aside from this information, all other content in the owner's manual applies and MUST be read and under-
stood for your own safety. 

IMPORTANT: Keep this update with the owner's manual for future reference.

For questions or help, contact our Tech Support at (570) 546-9663 or [email protected].

READ THIS FIRST

For questions or help with this product contact Tech Support at (570) 546-9663 or [email protected]

Model G4181 / G7873

***IMPORTANT UPDATE***

For Machines Mfd. Since 8/15

and Owner's Manual Printed 4/14

Revised Column Guide Parts

REF

PART #

DESCRIPTION

676-1V3 P4181676-1V3 VERTICAL COLUMN 560MM V3.08.15
685V2

P4181685V2

COLUMN CAP V2.08.15

700

P4181700

ANCHOR FINNED M8-1.25

701

P4181701

FLAT WASHER 8MM

702

P4181702

CAP SCREW M8-1.25 X 25

703

P4181703

FLAT WASHER 15MM

Summary of Contents for G7873

Page 1: ...d for your own safety IMPORTANT Keep this update with the owner s manual for future reference For questions or help contact our Tech Support at 570 546 9663 or techsupport grizzly com READ THIS FIRST For questions or help with this product contact Tech Support at 570 546 9663 or techsupport grizzly com Model G4181 G7873 IMPORTANT UPDATE For Machines Mfd Since 8 15 and Owner s Manual Printed 4 14 R...

Page 2: ...els manufactured since 12 13 COPYRIGHT JULY 2008 BY GRIZZLY INDUSTRIAL INC REVISED APRIL 2014 TS WARNING NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL INC CR10817 PRINTED IN TAIWAN V2 04 14 ...

Page 3: ...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...

Page 4: ...R SUPPLY 11 SECTION 3 SETUP 13 Unpacking 13 Needed for Setup 13 Inventory 14 Cleanup 15 Assembly 16 Base Mounting 17 Mounting Options 18 Test Run 19 SECTION 4 OPERATIONS 20 Basic Use and Care 20 Changing Feed Speed 21 SECTION 5 MAINTENANCE 22 Schedule 22 Cleaning 22 Lubrication 22 SECTION 6 ACCESSORIES 23 SECTION 7 SERVICE 24 Troubleshooting 24 Wheel Replacement 25 G4181 Wiring Diagram 26 G7873 Wi...

Page 5: ...help Before calling make sure you write down the Manufacture Date and Serial Number from the machine ID label see below This information is required for us to provide proper tech support and it helps us determine if updated documenta tion is available for your machine Manufacture Date Serial Number Manual Accuracy We stand behind our machines If you have ques tions or need help contact us with the...

Page 6: ...sions Carton 1 Type Cardboard Box Content Machine Weight 60 lbs Length x Width x Height 21 x 12 x 22 in Must Ship Upright No Carton 2 Type Cardboard Box Content Stand Weight 81 lbs Length x Width x Height 30 x 13 x 12 in Must Ship Upright No Electrical Power Requirement 240V Single Phase 60 Hz Full Load Current Rating 4 2A Minimum Circuit Size 15A Connection Type Cord Plug Power Cord Included Yes ...

Page 7: ...ameter 4 5 8 in Roller Suspension 3 4 in Maximum Height Rollers Parallel Table Surface 7 in Centers Between Rollers 5 in Construction Info Roller Synthetic Rubber Housing Cast Aluminum Supports Cast Iron Column Steel Paint Type Finish Enamel Other Column Diameter 2 1 4 in Other Specifications Country of Origin Taiwan Warranty 1 Year Approximate Assembly Setup Time 45 Minutes Serial Number Location...

Page 8: ...ensions Carton 1 Type Cardboard Box Content Machine Weight 62 lbs Length x Width x Height 21 x 12 x 22 in Must Ship Upright No Carton 2 Type Cardboard Box Content Stand Weight 82 lbs Length x Width x Height 30 x 12 x 12 in Must Ship Upright No Electrical Power Requirement 240V 3 Phase 60 Hz Full Load Current Rating 3 4A Minimum Circuit Size 15A Connection Type Cord Plug Power Cord Included Yes Pow...

Page 9: ...r Diameter 4 5 8 in Roller Suspension 3 4 in Maximum Height Rollers Parallel Table Surface 7 in Centers Between Rollers 5 in Construction Info Roller Synthetic Rubber Housing Cast Aluminum Supports Cast Iron Column Steel Paint Type Finish Enamel Other Column Diameter 2 1 4 in Other Specifications Country of Origin Taiwan Warranty 1 Year Approximate Assembly Setup Time 45 Minutes Serial Number Loca...

Page 10: ... terminology used in this manual Doing so will make setup use and any future maintenance easier Horizontal Travel Lock Vertical Travel Handcrank Vertical Travel Lock Upper Elbow Joint Lock Lower Elbow Joint Lock Gearbox Oil Plug Labeled OIL Located on Top of Case Behind Motor Rotary Movement Lock Horizontal Handwheel Motor Figure 1 Controls and features ...

Page 11: ...kid 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 Inst...

Page 12: ...ith 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 du...

Page 13: ...er than workpiece to ensure it will not slip during cutting operation Stop power feeder BEFORE stopping cutting tool WORKPIECE SUPPORT Loss of workpiece con trol while feeding can increase risk of kickback Support workpiece continuously during opera tion as required Use auxiliary stands or support tables for long or wide stock ADJUSTMENTS MAINTENANCE Make sure power feeder and associated machine a...

Page 14: ...azards avoid over loading the machine during operation and make sure it is connected to a power supply circuit that meets the specified circuit requirements G4181 Circuit Requirements This machine is prewired to operate on a power supply circuit that has a verified ground and meets the following requirements Nominal Voltage 220V Cycle 60 Hz Phase 1 Phase Circuit Rating 15 Amps Plug Receptacle NEMA...

Page 15: ...hine If you must use an extension cord only use it if absolutely necessary and only on a temporary basis Extension cords cause voltage drop which can damage electrical components and shorten motor life Voltage drop increases as the extension 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 co...

Page 16: ...y issues between Grizzly or the shipping agent You MUST have the original pack aging to file a freight claim It is also extremely helpful if you need to return your machine later Unpacking SUFFOCATION HAZARD Keep children and pets away from plastic bags or packing materials shipped with this machine Discard immediately The following are needed to complete the setup process but are not included wit...

Page 17: ...ry The following is a list of items shipped with your machine Before beginning setup lay these items out and 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 NOTICE If you cannot find an item on this list care fully check around inside the machine and pac...

Page 18: ...astic paint scraper optional Basic steps for removing rust preventative 1 Put on safety glasses 2 Coat the rust 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 If you have a plastic paint scraper scrape off as much as you can first then wipe off the r...

Page 19: ...ition this power feeder on your table top completely assemble the power feeder first in the order of A B and C as shown in Figures 7 and 8 Next refer to Base Mounting on Page 15 With the power feeder unit com pletely assembled it will be easier to locate where on the table top you will need to drill your base mounting holes so you can take advantage of the full range of power feeder swing and adju...

Page 20: ...ickness of your workpiece Also you must be able to point the power feeder slightly towards the machine fence see Figure 9 In other words the tracking of the power feeder must be toed in approximately 1 to 1 5 degrees toward the machine fence so the rubber wheels slightly push the workpiece against the fence dur ing cutting operations If cutting long or large stock that is difficult to feed properl...

Page 21: ...e with washer or nut locations under the table you must use an optional clamping kit or drill and thread holes directly into the table as described in Direct Mounting Direct Mounting Use the included mounting template to drill and tap your table so the power feeder base can be directly mounted to the table surface see Figure 11 If the table is thinner than 3 8 thick where the threaded holes would ...

Page 22: ...nothing will interfere with wheel rotation 6 Connect the power feeder to the power sup ply and use the feed direction switch see Figure 12 to test operation in both directions and both speeds Listen and watch for abnormal noises or vibrations The power feeder should run smoothly Correct for any unusual noises or vibra tions before operating the power feeder any further Always disconnect the power ...

Page 23: ... rubber wheels are parallel with the table surface and are 1 8 lower than the thickness of your workpiece This adjustment ensures that the workpiece will not slip or hang in the middle of a cut Always double check that the power feeder wheels are slightly lower than the workpiece before you begin feeding operations Otherwise the workpiece may slip and kickback You MUST assemble all guards fences a...

Page 24: ...disconnect power to the machine before performing maintenance Otherwize serious per sonal injury may occur To change the feed rate of your power feeder 1 Turn the dial to OFF the 0 position 2 DISCONNECT MACHINE FROM POWER 3 Refer to the change gear chart see Figure 14 below to find the gear combination required for your chosen feed rate Low Speed A 25 Tooth B 40 Tooth 13 Ft Per Min Low Speed A 40 ...

Page 25: ...id touching the plastic or paint with mineral spirits or you may damage the surfaces Cleaning As required to prevent rust binding and dry spots brush the sprockets chain and change gears see Figure 16 with a light film of an automotive grade GL 2 grease To prevent surface rust and binding peri odically clean and oil all lock lever and lead screw threads with a light machine oil Lubrication After t...

Page 26: ...3122 SHOP FOX Push Stick Measuring 131 2 overall this push stick allows the operator to keep their hands at a safe distance away from the blade or cutter Figure 18 D3096 SHOP FOX Featherboard D3096 SHOP FOX Featherboard Designed to lock into a standard 3 8 x 3 4 miter slot this featherboard is fully adjustable to accom modate a wide range of workpieces Reduce the likelihood of kickback with this c...

Page 27: ...ch shown see terminals 1 5 and 21 shown on Page 27 Workpiece jams when feeding under rollers 1 Rollers set too low 2 Feeder at wrong angle 1 Raise feeder 2 Adjust angle Workpiece slips while passing beneath rollers 1 Rollers positioned too high no traction 2 Feeding too fast 3 Rollers are dirty or oily 4 Worn roller s 1 Lower feeder 2 Slow feed speed 3 Clean roller surface with a mild solvent 4 Re...

Page 28: ...eel Replacement Figure 21 Wheel replacement 2 Using a 5mm hex wrench remove the two wheel retaining cap screws see Figure 21 Always disconnect power to the machine before performing maintenance Failure to do this may result in serious person al injury 3 Swap the old wheel with the new 4 Re install the two cap screws and tighten in an alternating pattern until the wheel is sec cure Cap Screw ...

Page 29: ...igure 23 Motor switch and capacitor Two Speed Motor Direction Switch Ground 220V Two Speed Motor 3 4 7 8 11 12 Side A Side B 15 16 19 20 23 24 U Y V 2 1 6 5 10 9 14 13 18 17 21 W X Z T S R 22 4 1 6 5 2 3 Hot Hot 6 15 Plug As Recommended G View this page in color at www grizzly com 35MFD 400VAC Capacitor ...

Page 30: ...7 8 11 12 Side A Side B 15 16 19 20 23 24 U Y V 2 1 6 5 10 9 14 13 18 17 21 W X Z T S R 22 4 6 5 2 3 Ground Hot W Z G X Hot Hot 220V VAC 3 Phase 15 15 Plug As Recommended View this page in color at www grizzly com 1 Figure 25 Motor switch front view Figure 24 Motor switch side view G7873 Wiring Diagram ...

Page 31: ...530 545 G4181 Single Phase 563 562 561 555 546 547 545 4 560 559 545 1 545 3 545 2 504 557 558 557 556 566 505 556 555 567 565 555 504 558 508 554 570 571 511 505 571 25 570 554 508 552 506 595 596 552 568 568 570 508 504 554 507 558 557 566 505 506 552 567 565 556 511 571 568 511 590 589 593 594 592 591 521 531 522 599 G7873 Three Phase G4181 Only SECTION 8 PARTS Main Breakdown ...

Page 32: ...81521 1 OIL CAP 567 P4181567 TORSION SPRING A 3 8 X 102 521 2 P4181521 2 O RING 14 8 X 2 4 P15 568 P4181568 CASE COVER 522 P4181522 FRAME 570 P4181570 ROLLER SUPPORT 522 1 P4181522 1 FRAME RING 571 P4181571 SPROCKET 526 P4181526 SPROCKET 576 P4181576 BUSHING 528 P4181528 HEX NUT M12 1 75 578 P4181578 CAP SCREW M5 8 X 16 529 P4181529 FLAT WASHER 12MM 586 P4181586 CAP SCREW M5 8 X 10 530 P4181530 EX...

Page 33: ...LUMN CAP 636V2 P4181636V2 HANDWHEEL W O HANDLE V2 12 13 686A P4181686A CRANK ASSEMBLY 649A P4181649A SWIVEL CONE ASSEMBLY 686 P4181686 CRANK 649 P4181649 SWIVEL CONE 687 P4181687 HANDLE M10 1 5 X 70 650 P4181650 MOTOR CLAMP CONNECTOR 698A P4181698A COLUMN BASE ASSEMBLY 651 P4181651 T HANDLE 698 1 P4181698 1 COLUMN BASE 676 1V2 P4181676 1V2 VERTICAL COLUMN 560MM V2 12 13 698 2V2 P4181698 2V2 HEX BO...

Page 34: ... metalworker ____ 0 2 Years ____ 2 8 Years ____ 8 20 Years ____20 Years 6 How many of your machines or tools are Grizzly ____ 0 2 ____ 3 5 ____ 6 9 ____10 7 Do you think your machine represents a good value _____Yes _____No 8 Would you recommend Grizzly Industrial to a friend _____Yes _____No 9 Would you allow us to use your name as a reference for Grizzly customers in your area Note We never use ...

Page 35: ...D LINE FOLD ALONG DOTTED LINE GRIZZLY INDUSTRIAL INC P O BOX 2069 BELLINGHAM WA 98227 2069 Place Stamp Here Name_______________________________ Street_______________________________ City______________State______Zip______ Send a Grizzly Catalog to a friend ...

Page 36: ... shall be tried in the State of Washington County of Whatcom We shall in no event be liable for death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our products To take advantage of this warranty contact us by mail or phone and give us all the details We will then issue you a Return Number which must be clearly posted on the o...

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