Grizzly G0727 Owner's Manual
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Grizzly G0727 Owner's Manual

Vertical/horizontal benchtop mill
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MODEL G0727
VERTICAL/HORIZONTAL
BENCHTOP MILL
OWNER'S MANUAL
(For models manufactured since 7/11)
COPYRIGHT © NOVEMBER, 2011 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.
#TS14412 PRINTED IN CHINA

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  • Page 1 OWNER'S MANUAL (For models manufactured since 7/11) COPYRIGHT © NOVEMBER, 2011 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. #TS14412 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

    Table of Contents INTRODUCTION ..........2 SECTION 5: ACCESSORIES ......25 Manual Accuracy ........... 2 SECTION 6: MAINTENANCE ......27 Contact Info............ 2 Schedule ............27 Identification ........... 3 Cleaning & Protecting ........27 Machine Data Sheet ........4 Lubrication ........... 27 SECTION 1: SAFETY ........

  • Page 4: Introduction

    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 Model G0727 (Mfg. Since 7/11)

  • Page 5: Identification

    Table Machine Fuse X-Axis Handwheel Power Lamp Spindle Speed Dial Figure 1. Model G0727 identification. To reduce the risk of serious injury when using this machine, read and understand this entire manual before beginning any operations. Model G0727 (Mfg. Since 7/11)

  • Page 6: Machine Data Sheet

    MACHINE DATA SHEET Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901 MODEL G0727 MINI HORIZONTAL/VERTICAL MILL Product Dimensions: Weight............................... Not Available lbs. Width (side-to-side) x Depth (front-to-back) x Height............23-7/16 x 29-1/8 x 23-1/2 in.
  • Page 7 The information contained herein is deemed accurate as of 5/10/2017 and represents our most recent product specifications. Model G0727 PAGE 2 OF 2 Due to our ongoing improvement efforts, this information may not accurately describe items previously purchased. Model G0727 (Mfg. Since 7/11)

  • Page 8: 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 G0727 (Mfg. Since 7/11)
  • Page 9 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. Model G0727 (Mfg. Since 7/11)

  • Page 10: Additional Safety For Mills

    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. Model G0727 (Mfg. Since 7/11)

  • Page 11: Section 2: Power Supply

    Model G0727 (Mfg. Since 7/11)

  • Page 12: Grounding & Plug Requirements

    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. -10- Model G0727 (Mfg. Since 7/11)

  • Page 13: Section 3: Setup

    IMPORTANT: Save all packaging materials until to move heavy items. 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 14: Inventory

    If you cannot find an item on this list, care- fully check around/inside the machine and packaging materials. Often, these items get lost in packaging materials while unpack- ing or they are pre-installed at the factory. -12- Model G0727 (Mfg. Since 7/11)

  • Page 15: Cleanup

    Repeat Steps 2–3 as necessary until clean, then coat all unpainted surfaces with a quality metal protectant to prevent rust. -13- Model G0727 (Mfg. Since 7/11)

  • Page 16: Site Considerations

    Only install in an Shadows, glare, or strobe effects that may distract access restricted location. or impede the operator must be eliminated. 36" 31" Figure 5. Minimum working clearances. -14- Model G0727 (Mfg. Since 7/11)

  • Page 17: Mounting

    Figure 6. Example of a "Through Mount" setup. Another option is a "Direct Mount" (see example in Figure 7) where the machine is secured direct- ly to the workbench with lag screws and washers. Figure 8. STOP button. -15- Model G0727 (Mfg. Since 7/11)

  • Page 18: Disconnecting Power

    Power STOP Lamp Button Figure 10. Disconnecting power. Spindle Speed Dial Figure 11. Control box components. -16- Model G0727 (Mfg. Since 7/11)

  • Page 19: Spindle Break-In

    Besides ensuring smooth movement, these pro- cedures will also prevent excessive wear of the ways and leadscrews, and will protect against rust or corrosion on the unpainted surfaces. -17- Model G0727 (Mfg. Since 7/11)

  • Page 20: Section 4: Operations

    OMMEND that you read books, review industry trade magazines, or get formal training before beginning any projects. Regardless of the content in this section, Grizzly Industrial will not be held liable for accidents caused by lack of training. -18- Model G0727 (Mfg. Since 7/11)

  • Page 21: Control Box

    To re-start the motor, turn the spindle speed dial counterclockwise to set Figure 14. Table movement. a minimum speed, adjust the operation to reduce the load, then press the ON button. Machine Fuse. Prevents thermal overload damage. -19- Model G0727 (Mfg. Since 7/11)

  • Page 22: Locks

    Note: Use the scale shown in Figure 18 to gauge the angle. For more accurate results, use a precision protractor between the spin- dle and the table. Figure 17. Z-axis graduated dial. -20- Model G0727 (Mfg. Since 7/11)

  • Page 23: Moving Ram

    Conversion ther away from the column by repositioning the ram. To reposition the ram: The Model G0727 can be setup for vertical or horizontal milling by changing the mounting posi- DISCONNECT MILL FROM POWER! tion of the motor-spindle assembly. Loosen the lock lever on the right side of the Tool Needed upper column (see Figure 19).

  • Page 24: R8 Tooling

    Motor Figure 23. Horizontal setup. R8 Tooling Quill Figure 21. Motor-spindle assembly identification. The Model G0727 spindle accepts R8 tooling that Carefully insert the quill into the vertical is held in place with a drawbar that has ⁄ "-20 bracket or the horizontal hole in the column threads.

  • Page 25: Installing Vertical Tooling

    Overtightening it could make removing Note: The horizontal arbor only accepts tools the tool difficult. with a ⁄ " bore. Figure 25. Installing tool vertically. Figure 26. Example photo of a slitting saw installed on the horizontal arbor. -23- Model G0727 (Mfg. Since 7/11)

  • Page 26: Removing Tooling

    End of Arbor Figure 27. Horizontal arbor support installed. Tighten both the arbor support lock lever and the ram lock lever to secure the arbor and tool in place. -24- Model G0727 (Mfg. Since 7/11)

  • Page 27: Section 5: Accessories

    Grizzly. toughest machining jobs. NOTICE Refer to the newest copy of the Grizzly Catalog for other accessories available for this machine. T20501—Face Shield Crown Protector 4" T20502—Face Shield Crown Protector 7"...
  • Page 28 Resists squeeze out, running, dripping and non- Figure 32. G1646 12-Pc. R8 Collet Set. gumming. “This is good stuff! I use it on my lathes at home.” S. Balolia – President Figure 34. Primrose Armor Plate Lubricant. -26- Model G0727 (Mfg. Since 7/11)

  • Page 29: Section 6: Maintenance

    • Any other unsafe condition. Before Operation: • Lubricate the mill. The Model G0727 has numerous moving metal- to-metal surfaces that must be properly lubri- After Operation: cated to help ensure efficient and long-lasting mill • Clean and protect the mill.

  • Page 30: Leadscrews

    Leadscrews Ball Oilers Oil Type ..Grizzly H8257 or ISO 68 Equivalent Oil Type ..Grizzly H8257 or ISO 68 Equivalent Oil Amount ......... As Needed Oil Amount ......... As Needed Lubrication Frequency ....Before Operation Pump Oil Can w/Plastic or Rubber Cone Tip ..1 Lubrication Frequency ....Before Operation...

  • Page 31: Section 7: Service

    Replace loose belt pulley. Motor bearings are at fault. Test by rotating shaft; rotational grinding/loose shaft requires bearing replacement. 10. Spindle speed dial is at fault. 10. Replace. 11. Motor is at fault. 11. Test/repair/replace motor. -29- Model G0727 (Mfg. Since 7/11)
  • Page 32 2. Sharpen cutting tool or select a better cutting tool tion. for the intended operation. 3. Cutting tool installed incorrectly. 3. Properly install cutting tool for spindle direction. 4. Workpiece not securely clamped. 4. Secure properly. -30- Model G0727 (Mfg. Since 7/11)

  • Page 33: Drive Belt

    Remove the motor pulley cover (see Figure covers. 40). Quill Bracket Bracket Hex Bolt (1 of 4) Motor Cover Pulley Figure 40. Motor pulley cover removed. -31- Model G0727 (Mfg. Since 7/11)

  • Page 34: Adjusting Gibs

    Adjusting Gibs Y-Axis The Model G0727 uses plate gibs that allow for adjustment of the play or accuracy of the sliding components. The goal of adjusting the gibs is to remove sloppi- Gib Set ness in the sliding surfaces without over-adjusting...
  • Page 35 1–2 full revolu- of the sliding component, re-tighten the hex tions. nuts without moving the set screws. Move the sliding component back and forth a couple of inches to make sure the gib is loose. -33- Model G0727 (Mfg. Since 7/11)

  • Page 36: 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. -34- Model G0727 (Mfg. Since 7/11)

  • Page 37: Wiring Diagram

    Lamp Power Lamp ZD10 Spindle Spindle Speed Motor Dial KJD17B 120V Master Power Switch LED1 Circuit Board Motor Power Cord Connector Neutral A– Ground 110VAC NEMA 5-15 Plug READ ELECTRICAL SAFETY -35- Model G0727 (Mfg. Since 7/11) ON PAGE 34!

  • Page 38: Electrical Components

    Electrical Components Figure 46. Circuit board wiring. Figure 47. Control box wiring. READ ELECTRICAL SAFETY -36- Model G0727 (Mfg. Since 7/11) ON PAGE 34!

  • Page 39: Section 9: Parts

    SECTION 9: PARTS Head & Column -37- Model G0727 (Mfg. Since 7/11)
  • Page 40 P0727139 FLEXIBLE TUBE 15 X 300MM P0727045 SPACER 35MM ID P0727140 FLEXIBLE TUBE FITTING P0727046 SPACER 30MM ID P0727142 FLEXIBLE TUBE 15 X 850MM P0727047 SPINDLE HOUSING BRACKET P0727143 FUSE 5A FAST-ACTING 250V GLASS -38- Model G0727 (Mfg. Since 7/11)

  • Page 41: Table & Base

    Table & Base -39- Model G0727 (Mfg. Since 7/11)
  • Page 42 STEEL FLUTED RIVET 2 X 4MM P0727090 THRUST BEARING 51202 P0727167 INDICATOR PLATE P0727091 Z-AXIS LEADSCREW END COVER P0727168 HEX NUT M6-1 P0727092 KEY 4 X 4 X 16 P0727169 KEY 5 X 5 X 10 -40- Model G0727 (Mfg. Since 7/11)

  • Page 43: Accessories

    P0727160 HEX WRENCH 4MM P0727154 COMBO WRENCH 21/24MM P0727161 HEX WRENCH 3MM P0727155 COMBO WRENCH 14/17MM P0727162 SPANNER WRENCH 22/26MM P0727156 COMBO WRENCH 12/10MM P0727163 SPINDLE ROD P0727157 COMBO WRENCH 5.5/7MM P0727164 T-NUT M10-1.5 -41- Model G0727 (Mfg. Since 7/11)

  • Page 44: Machine Labels

    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. -42-...
  • Page 45 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 46 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 47: Warranty & Returns

    WARRANTY & 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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