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MODELS G0747 & G0748
10" x 50" VERTICAL
MILLING MACHINE
w/POWER FEED
OWNER'S MANUAL
(For models manufactured since 8/12)
Model Model
g 0747 g 0748
Copyright © MA r Ch , 2013 By g ri zzly ind ustri Al, in C.
WARNING: NO PORTION OF THIS MANUAL MAy b E REPRODUCED IN ANy SHAPE
OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIzz Ly INDUSTRIAL, INC.
#ts 15453 printed in Chin A
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This manual provides critical safety instructions on the proper setup, operation, maintenance, and service of this machine/tool. Save this document, refer to it often, and use it to instruct other operators. Failure to read, understand and follow the instructions in this manual may result in fire or serious personal injury—including amputation, electrocution, or death. The owner of this machine/tool is solely responsible for its safe use. This responsibility includes but is not limited to
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Table of Contents INTRODUCTION ............................................... 3 SECTION 4: OPERATIONS ........................... 26 Machine d escription ...................................... 3 o peration o verview ..................................... 26 Contact info.................................................... 3 t able Movement .......................................... 27 Manual Accuracy ........................................... 3 g raduated index r ings ...........................
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SECTION 7: SERVICE ................................... 49 SECTION 9: PARTS ....................................... 59 t roubleshooting ........................................... 49 Main ............................................................. 59 Adjusting g ibs .............................................. 51 X- & y -Axis l eadscrews .............................. 61 Adjusting l eadscrew Backlash .................... 52 d ownfeed s ystem ........................................ 62 X-Axis
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INTRODUCTION Machine Description Manual Accuracy We are proud to provide a high-quality owner’s t hese milling machines are designed to remove manual with your new machine! material from a metal workpiece that is secured to the work table or a mill vise. t he cutting tool We made every effort to be exact with the instruc- is fixed to the rotating spindle and moved into the tions, specifications, drawings, and photographs workpiece by lowering the spindle or moving the contained inside. so
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Front View Identification h eadstock Motor (see pages 5–6) r am X-Axis Ball h andle s lotted Work t able X-Axis Ball h andle power Feed l imit s witch X-Axis power Feed Knee Crank Mounting point (1 of 4) y -Axis Ball h andle Knee -4- Model G0747/G0748 (Mfg. Since 8/12)
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Model G0747 Headstock Identification Belt t ension Motor Adjustment l ever h igh/l ow Motor l ock r ange l ever l ever s pindle Brake Belt h ousing s pindle s afety Cover s witch s pindle s peed Auto-d ownfeed r ange s elector r ate s elector Manual/power d ownfeed s elector Auto-d ownfeed d irection pin Coarse d ownfeed l ever Fine d ownfeed h andwheel Quill l ock l ever Fine d ownfeed Clutch l ever Adjustable d ial indicator d ownfeed s top r od Quill & s pindle To reduce your risk of serious
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Model G0748 Headstock Identification Motor h igh r ange Variable s peed indicator l ow r ange Variable s peed indicator s pindle Variable s peed Brake h andwheel s pindle s witch s pindle s peed r ange s elector Auto-d ownfeed r ate s elector Manual/power d ownfeed s elector Auto-d ownfeed d irection pin Coarse Fine d ownfeed d ownfeed l ever h andwheel Quill l ock l ever Fine d ownfeed Clutch l ever Adjustable d ownfeed s top Quill & s pindle d ial indicator r od -6- Model G0747/G0748 (Mfg. Sin
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MACHINE DATA SHEET Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901 MODEL G0747 VERTICAL MILL - 16 SPEED Product Dimensions: Weight........................................................................................................................................................... 2,249 lbs. Width (side-to-side) x Depth (front-to-back) x Height............................................................... 54 x 66-1/2 x 84-3/4 in. Footprint (Length
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Main Specifications: Operation Info Spindle Travel.............................................................................................................................................. 5 in. Max Distance Spindle to Column........................................................................................................ 24-3/8 in. Max Distance Spindle to Table............................................................................................................ 16-7/8 in. Longit
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MACHINE DATA SHEET Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901 MODEL G0748 VERTICAL MILL - VARIABLE SPEED Product Dimensions: Weight........................................................................................................................................................... 2,315 lbs. Width (side-to-side) x Depth (front-to-back) x Height............................................................... 54 x 66-1/2 x 84-3/4 in. Footprint (L
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Main Specifications: Operation Info Spindle Travel.............................................................................................................................................. 5 in. Max Distance Spindle to Column........................................................................................................ 24-3/8 in. Max Distance Spindle to Table............................................................................................................ 16-7/8 in. Longit
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SECTION 1: SAFETy For your Own Safety, Read Instruction Manual before Operating This Machine The purpose of safety symbols is to attract your attention to possible hazardous conditions. This manual uses a series of symbols and signal words intended to convey the level of impor- tance of the safety messages. The progression of symbols is described below. Remember that safety messages by themselves do not eliminate danger and are not a substitute for proper accident prevention measures. Always
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WEARING PROPER APPAREL. do not wear FORCING MACHINERy. do not force machine. clothing, apparel or jewelry that can become it will do the job safer and better at the rate for entangled in moving parts. Always tie back or which it was designed. cover long hair. Wear non-slip footwear to avoid accidental slips, which could cause loss of work- NEVER STAND ON MACHINE. serious injury piece control. may occur if machine is tipped or if the cutting tool is unintentionally contacted. HAzARDOUS
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Additional Safety for Milling Machines UNDERSTANDING CONTROLS: t he mill is a STOPPING SPINDLE: t o reduce the risk of complex machine that presents severe cutting or hand injuries or entanglement hazards, do no t amputation hazards if used incorrectly. Make sure attempt to stop the spindle with your hand or a you understand the use and operation of all con- tool. Allow the spindle to stop on its own or use trols before you begin milling. the spindle brake. SAFETy ACCESSORIES: Flying chips o
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SECTION 2: POWER SUPPLy Availability Circuit Requirements for 220V Before installing the machine, consider the avail- This machine is prewired to operate on a 220V ability and proximity of the required power supply power supply circuit that has a verified ground and circuit. If an existing circuit does not meet the meets the following requirements: requirements for this machine, a new circuit must Nominal Voltage .............................. 220V/240V be installed. To minimize the risk of e
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Grounding Instructions This machine MUST be grounded. In the event of certain malfunctions or breakdowns, grounding Serious injury could occur if you connect reduces the risk of electric shock by providing a the machine to power before completing the path of least resistance for electric current. setup process. DO NOT connect to power until instructed later in this manual. the power cord and plug specified under “ Circuit requirements for 220V” on the previous page Improper connection of
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SECTION 3: SETUP Unpacking Needed for Setup Your machine was carefully packaged for safe t he following are needed to complete the setup transportation. Remove the packaging materials process, but are not included with your machine. from around your machine and inspect it. If you discover any damage, please call us immediately For Lifting (Page 20) at (570) 546-9663 for advice. • A forklift or other power lifting device rated for 25% more than the weight of the machine. Save the container
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Inventory A B The following is a list of items shipped with your C machine. Before beginning setup, lay these items out and inventory them. e If any non-proprietary parts are missing (e.g. a d F nut or a washer), we will gladly replace them; or for the sake of expediency, replacements can be obtained at your local hardware store. h g i Small Item Inventory: (Figure 2) Qty A. Front Way Cover ..........................................1 J b. r ear Way Cover ...................................
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Cleanup Gasoline or products with low flash points can The unpainted surfaces of your machine are explode or cause fire if coated with a heavy-duty rust preventative that used to clean machin- prevents corrosion during shipment and storage. ery. Avoid cleaning with This rust preventative works extremely well, but it these products. 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 appreciat