Grizzly G7945 Owner's Manual
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Grizzly G7945 Owner's Manual

Grizzly G7945 Owner's Manual

Radial drill press
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MODEL G7945 G7946
RADIAL DRILL PRESS
OWNER'S MANUAL
(For models manufactured since 09/17)
G7946
G7945
184841
COPYRIGHT © JANUARY, 2001 BY GRIZZLY INDUSTRIAL, INC. REVISED MAY, 2018 (ABKB)
WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE
OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.
#DS3698 PRINTED IN CHINA
V2.05.18

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Summary of Contents for Grizzly G7945

  • Page 1 G7946 G7945 184841 COPYRIGHT © JANUARY, 2001 BY GRIZZLY INDUSTRIAL, INC. REVISED MAY, 2018 (ABKB) WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC. #DS3698 PRINTED IN CHINA...
  • Page 2 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.

  • Page 3: Table Of Contents

    Cleaning & Protecting ........34 Identification ........... 3 Lubrication ........... 34 Controls & Components ......... 4 V-Belts ............34 G7945 Machine Data Sheet ......5 G7946 Machine Data Sheet ......7 SECTION 7: SERVICE ........35 Troubleshooting ........... 35 SECTION 1: SAFETY ........9 Calibrating Depth Stop .........

  • Page 4: Introduction

    Machine Description and it helps us determine if updated documenta- tion is available for your machine. The G7945 and G7946 function and operate the same but have the following differences: G7945 •...

  • Page 5: Identification

    Headstock Angle Tilt Scale D. Horizontal Adjustment Knob Spindle Return Spring E. Lock Levers K. Depth Stop Belt Tension Lock Knobs Spindle To reduce your risk of serious injury, read this entire manual BEFORE using machine. Model G7945/G7946 (Mfd. Since 09/17)

  • Page 6: Controls & Components

    JT#33 taper. D. Belt Tension Lock Knobs: Secures motor in N. Table Rotation Lock Lever: Locks table position to set belt tension. rotation. O. Column Lock Lever: Locks table height. Model G7945/G7946 (Mfd. Since 09/17)

  • Page 7: G7945 Machine Data Sheet

    MACHINE DATA SHEET Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901 MODEL G7945 5 SPEED BENCH‐TOP RADIAL DRILL PRESS Product Dimensions: Weight................................88 lbs. Width (side-to-side) x Depth (front-to-back) x Height............11-1/2 x 33-1/2 x 31-1/2 in.
  • Page 8 The information contained herein is deemed accurate as of 6/14/2018 and represents our most recent product specifications. Model G7945 PAGE 2 OF 3 Due to our ongoing improvement efforts, this information may not accurately describe items previously purchased. Model G7945/G7946 (Mfd. Since 09/17)

  • Page 9: G7946 Machine Data Sheet

    The information contained herein is deemed accurate as of 6/13/2018 and represents our most recent product specifications. Model G7946 PAGE 1 OF 3 Due to our ongoing improvement efforts, this information may not accurately describe items previously purchased. Model G7945/G7946 (Mfd. Since 09/17)
  • Page 10 The information contained herein is deemed accurate as of 6/14/2018 and represents our most recent product specifications. Model G7946 PAGE 2 OF 3 Due to our ongoing improvement efforts, this information may not accurately describe items previously purchased. Model G7945/G7946 (Mfd. Since 09/17)

  • Page 11: Section 1: Safety

    Everyday ery. Never operate under the influence of drugs or eyeglasses are NOT approved safety glasses. alcohol, when tired, or when distracted. Model G7945/G7946 (Mfd. Since 09/17)
  • Page 12 EXPERIENCING DIFFICULTIES. If at any time debris. Make sure they are properly installed, you experience difficulties performing the intend- undamaged, and working correctly BEFORE ed operation, stop using the machine! Contact our operating machine. Technical Support at (570) 546-9663. -10- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 13: Additional Safety For Drill Presses

    If normal safety pre- respect. Failure to do so could result in cautions are overlooked or ignored, seri- serious personal injury, damage to equip- ous personal injury may occur. ment, or poor work results. -11- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 14: Section 2: Power Supply

    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. -12- Model G7945/G7946 (Mfd. Since 09/17)
  • Page 15 Two-prong outlets do not meet the grounding requirements for this machine. Do not modify or use an adapter on the plug provided—if it will not fit the outlet, have a qualified electrician install the proper outlet with a verified ground. -13- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 16: Section 3: Setup

    IMPORTANT: Save all packaging materials until you 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 helpful if you need to return your machine later.

  • Page 17: Inventory

    —Phillips Head Screws M4-.7 x 10 .... 4 Crank Arm and Handle ......1 Ea —Flat Washers 4mm ........8 K. Downfeed Handles ........3 G7945 G7946 Figure 5. Parts inventory for Models G7945 (top) and G7946 (bottom). -15- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 18: Cleanup

    Figure 6. T23692 Orange Power Degreaser. Repeat Steps 2–3 as necessary until clean, then coat all unpainted surfaces with a quality metal protectant to prevent rust. -16- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 19: Site Considerations

    Only install in an Shadows, glare, or strobe effects that may distract access restricted location. or impede the operator must be eliminated. G7945 G7946 " 33½" 11½" 14" Figure 7. Working clearances. -17- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 20: Mounting To Workbench (G7945)

    To prevent tipping injury of loss of control, the Diameter of Mounting Hardware ....⁄ " Model G7945 must be secured to a workbench, during operation and causing accidental injury or damage. tool table, or other stable surface. Anchoring machinery to the floor prevents tipping The strongest mounting option is a "Through...

  • Page 21: Mounting To Mobile Base (G7946)

    Failure Figure 12. Mounting base plate to mobile base. to use a base plate greatly increases pos- sibility of tipping and personal injury. -19- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 22: Assembly

    Figure 13. Drill press bolted to mobile base, bracket shown in Figure 15. using lag bolts and flat washers. Pinion Gear Table Bracket Figure 15. Pinion gear position. -20- Model G7945/G7946 (Mfd. Since 09/17)
  • Page 23 Also make sure the rack is seated firmly in the lower ring. Lock Shoe Screw Figure 19. Lock shoe installed. Column Ring Figure 17. Inside bevel in the correct position. -21- Model G7945/G7946 (Mfd. Since 09/17)
  • Page 24 Figure 23. Chuck guard secured to depth stop Figure 20. Small lock levers installed. bracket. 16. Tightly thread the downfeed handles into the hub as shown in Figure 21. Downfeed Handles Figure 21. Installing downfeed handles. -22- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 25: Joining Drill Chuck & Arbor

    Retract chuck jaws completely into chuck. Insert small end of arbor into chuck. Hold assembly by the arbor and tap chuck onto a block of wood with medium force, as illustrated below. -23- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 26: Test Run

    — If the machine does start, immediately stop the machine. The switch disabling feature is not working correctly. This safety feature must work properly before proceeding with regular operations. Call Tech Support for help. -24- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 27: Section 4: Operations

    V-belt configuration chart located inside ects. Regardless of the content in this sec- belt cover. tion, Grizzly Industrial will not be held liable for accidents caused by lack of training. Connects machine to power, and turns machine ON.

  • Page 28: Choosing Speeds

    Aluminum Mild Steel Carbide Insert Type One-Piece Type 1800 Tenon/Plug Cutters Soft Wood Hard Wood Plastic Brass Aluminum Mild Steel 3/8" – 1/2" 1200 1000 5/8" – 1" Figure 26. Drill bit speed chart. -26- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 29: Changing Speeds

    Changing Speeds Drilling The Model G7945/G7946 is designed for drilling The belt in the head of the drill press must be rearranged to change speeds. A chart under the holes in wood, plastic, and metal. The basic pulley cover shows the belt positions needed to operation of a drill press is lining up your drill bit make the drill press run at each available speed.

  • Page 30: Installing/Removing Drill Bits

    Always clamp the Use the chuck key to open the drill chuck, workpiece to the table to prevent injuries. and catch the drill bit with a rag to protect your hands. -28- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 31: Adjusting Depth Stop

    Note: The scale on the depth stop can be recali- brated if it gets moved or has changed since the The Model G7945 table can be adjusted for height factory setting. Refer to Depth Stop Calibration and tilt. The G7946 table features the same types on Page 37 for instructions on how this is done.
  • Page 32 Pivoting bolt for angle adjustment (G7946). Elbow Loosen the lock bolt (Figure 31) using the included wrench and tilt the table (G7945) or the column support arm (G7946) to the desired angle. Lock Levers Figure 32. Adjusting distance from column.

  • Page 33: Adjusting Headstock

    90° as shown in Figure 34. Lock Lever Adjustment Knob Lock Figure 35. Controls for forward/backward headstock travel. Figure 34. Lock pin location. Tighten the lock lever. -31- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 34: Section 5: Accessories

    50-, 80-, and 120-grit sizes for each drum. serious personal injury or machine damage. To reduce this risk, only install accessories recommended for this machine by Grizzly. NOTICE Refer to our website or latest catalog for additional recommended accessories.
  • Page 35 ® H3789—G96 Gun Treatment 4.5 Oz. Spray ® Figure 43. Model D2784 Bi-Metal Hole Saw Set. Figure 41. Recommended products for protect- ing unpainted cast iron/steel areas. www.grizzly.com 1-800-523-4777 order online at or call -33- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 36: Section 6: Maintenance

    Inspect regularly for tension and wear. Check pulleys to ensure that they are properly aligned. See Changing Speeds on Page 27 for more information about removing/installing belts if you need help replacing the belts. -34- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 37: Section 7: Service

    5. Motor mount loose/broken. 5. Tighten/replace. 6. Motor or spindle bearings at fault. 6. Test by rotating shaft; rotational grinding/loose shaft requires bearing replacement. 7. Chuck unbalanced or cutter dull. 7. Replace chuck; replace/resharpen cutter. -35- Model G7945/G7946 (Mfd. Since 09/17)
  • Page 38 1. Poorly adjusted return spring. return to highest 2. Worn return spring. 2. Replace return spring. position. Depth stop pro- 1. Depth stop not calibrated. 1. Calibrate depth stop (Page 37). ducing inaccurate results. -36- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 39: Calibrating Depth Stop

    4. Test the depth stop by measuring how far the spindle actually moves with respect to where Jam Nut and you set the depth stop. Cover Nut Spring Lock Cover Figure 45. Feed shaft return spring assembly. -37- Model G7945/G7946 (Mfd. Since 09/17)
  • Page 40 Put on heavy leather gloves to protect yours hands from possible Hold the cover nut and tighten the jam nut lacerations when removing the cover. against the cover nut. -38- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 41: Section 8: Wiring

    Technical Support at (570) 546-9663. The photos and diagrams included in this section are best viewed in color. You can view these pages in color at www.grizzly.com. -39- Model G7945/G7946 (Mfd. Since 09/17)

  • Page 42: G7945/G7946 Wiring Diagram

    120 VAC 5-15 Plug Electrical Components Ground To Motor Capacitor Motor To Power Power Switch Figure 47. Power switch wiring. Figure 48. Motor wiring. READ ELECTRICAL SAFETY -40- Model G7945/G7946 (Mfd. Since 09/17) ON PAGE 39!

  • Page 43: Section 9: Parts

    19-7 19-5 38-3 105V2 45A-2 132-1 132-1 45A-4 132-2 132-2 45A-1 45A-2 132-3 132-4 132-5 45A-3V2 45A-3V2 45A-4 132-6 45A-1 132-7 BUY PARTS ONLINE AT GRIZZLY.COM! -41- Model G7945/G7946 (Mfd. Since 09/17) Scan QR code to visit our Parts Store.
  • Page 44 FEED COLLAR We do our best to stock replacement parts when possible, but we cannot guarantee that all parts shown are available for purchase. Call (800) 523-4777 or visit www.grizzly.com/parts to check for availability. BUY PARTS ONLINE AT GRIZZLY.COM! -42- Model G7945/G7946 (Mfd.

  • Page 45: G7945 Column Parts

    G7945 Column Parts 72-1 93-1 BUY PARTS ONLINE AT GRIZZLY.COM! -43- Model G7945/G7946 (Mfd. Since 09/17) Scan QR code to visit our Parts Store.

  • Page 46: G7946 Column Parts

    G7946 Column Parts 72-1 4A-1 93-1 BUY PARTS ONLINE AT GRIZZLY.COM! -44- Model G7945/G7946 (Mfd. Since 09/17) Scan QR code to visit our Parts Store.
  • Page 47 HEX NUT M6-1 72-1 P7946072-1 CRANK HANDLE 128 P7946128 LOCATING PIN P7946073 SET SCREW M6-1 X 10 129 P7946129 FLAT WASHER 16MM BUY PARTS ONLINE AT GRIZZLY.COM! -45- Model G7945/G7946 (Mfd. Since 09/17) Scan QR code to visit our Parts Store.

  • Page 48: G7945/G7946 Labels & Cosmetics

    Safety labels help reduce the risk of serious injury caused by machine hazards. If any label comes off or becomes unreadable, the owner of this machine MUST replace it in the original location before resuming operations. For replacements, contact (800) 523-4777 or www.grizzly.com. BUY PARTS ONLINE AT GRIZZLY.COM! -46- Model G7945/G7946 (Mfd.
  • Page 49 Would you recommend Grizzly Industrial to a friend? _____ Yes _____No Would you allow us to use your name as a reference for Grizzly customers in your area? Note: We never use names more than 3 times. _____ Yes _____No 10.
  • Page 50 FOLD ALONG DOTTED LINE Place Stamp Here GRIZZLY INDUSTRIAL, INC. P.O. BOX 2069 BELLINGHAM, WA 98227-2069 FOLD ALONG DOTTED LINE Send a Grizzly Catalog to a friend: Name_______________________________ Street_______________________________ City______________State______Zip______ TAPE ALONG EDGES--PLEASE DO NOT STAPLE...

  • Page 51: Warranty And Returns

    WARRANTY AND RETURNS Grizzly Industrial, Inc. warrants every product it sells for a period of 1 year to the original purchaser from the date of purchase. This warranty does not apply to defects due directly or indirectly to misuse, abuse, negligence, accidents, repairs or alterations or lack of maintenance.

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