Grizzly H8203 Owner's Manual

Professional drill sharpening machine

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MODEL H8203

PROFESSIONAL DRILL

SHARPENING MACHINE

OWNER'S MANUAL

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

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

#BL10076 PRINTED IN TAIWAN

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Summary of Contents for Grizzly H8203

Page 1 PROFESSIONAL DRILL SHARPENING MACHINE OWNER'S MANUAL COPYRIGHT © NOVEMBER, 2007 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. #BL10076 PRINTED IN TAIWAN...
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Page 3: Table Of Contents
Identification ... 5 Drill Bit Anatomy ... 6 SECTION 1: SAFETY... 7 Safety Instructions for Machinery ... 7 Additional Safety for Drill Sharpening Machines ... 9 SECTION 2: CIRCUIT REQUIREMENTS ... 10 110V Operation ... 10 SECTION 3: SETUP ... 11 Setup Safety ...
Page 4: Introduction
INTRODUCTION Foreword We are proud to offer the Model H8203 Professional Drill Sharpening Machine. This machine is part of a growing Grizzly family of fine metalworking machinery. When used according to the guide- lines set forth in this manual, you can expect years of trouble-free, enjoyable operation and proof of Grizzly’s commitment to customer satis-...
Page 5: Machine Data Sheet
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Page 7: Identification
H8203 Professional Drill Sharpening Machine Identification Figure 1. Model H8203 identification. A. Collet B. Rear Trimming Area C. Cleaning Brush D. Front Grinding Area E. Point Angle Adjusting Scale ON/OFF Switch G. Calibrating Device H. Calibrating Dial Lock Ring Collet Holder...
Page 8: Drill Bit Anatomy
Overall Length Figure 2. Side view of drill bit parts. Heel Cutting Lip Chisel Edge Land Figure 3. Top view of standard drill bit parts. Figure 4. Top view of split point drill bit parts. H8203 Professional Drill Sharpening Machine...
Page 9: Section 1: Safety
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Page 11: Additional Safety For Drill Sharpening Machines
If normal safety precautions are overlooked or ignored, seri- ous personal injury may occur. H8203 Professional Drill Sharpening Machine Machines 3. ACCESSORIES. Avoid using accessories or attachments not specifically designed for this machine.
Page 12: Section 2: Circuit Requirements
Minimum Circuit Size ... 15 Amps -10- Power Connection Device The Model H8203 comes with a 5-15 plug, similar to Figure 5, to connect the machine to power. Figure 5. Typical 5-15 plug and receptacle. This machine MUST have a ground prong in the plug to help ensure that it is grounded.
Page 13: Section 3: Setup
Otherwise, filing a freight claim can be difficult. When you are completely satisfied with the condi- tion of your shipment, inventory the contents. H8203 Professional Drill Sharpening Machine Inventory The following is a description of the main compo- nents shipped with your machine. Lay the compo- nents out to inventory them.
Page 14: Site Considerations
— Strange or unusual noises should be inves- tigated and corrected before operating the machine further. Always disconnect the machine from power when investigating or correcting potential problems. Turn the machine OFF. H8203 Professional Drill Sharpening Machine...
Page 15: Section 4: Operations
An optional SDC 170 grinding wheel (Page 19) sharpens carbide bits. Basic Controls Below is a list of the basic controls on the Model H8203. Use the list with Figure 8 to become familiar with your drill sharpening machine. Trimming Area Calibrating Dial Figure 8.
Page 16: Calibrating Drill Bit
For example, turn the dial to "7" for a 7mm 10 9 diameter drill bit, as shown in Figure 11. 11 10 12 11 13 12 Figure 11. Calibrating dial set for a 7mm drill bit. H8203 Professional Drill Sharpening Machine Lock Ring Collet Collet Holder...
Page 17 — If you are using a standard drill bit, find the closest metric size. For example, turn the dial to "8" for a " drill bit. —If you are sharpening aircraft extension or deep hole drill bits, select a number on the dial that is double the drill bit diameter.
Page 18: Setting Point Angle
Setting Point Angle The Model H8203 allows you to select a specific point angle based on the type of material to be drilled. For general purpose use, such as wood and soft metal, set the point angle to 118º (see Figure 16).
Page 19: Rear Trimming Area
—If the point angle is not shaped evenly, repeat Steps 1-6, using even pressure to grind both sides of the bit. H8203 Professional Drill Sharpening Machine Rear Trimming Area The grinding wheel grinds a back relief on stan- dard and split point bits in the rear trimming area.
Page 20 Figure 22. Be careful not to lower the adjusting block too far, or the point may oversplit, as shown in Figure 26. Figure 26. Oversplit point. Remove the bit from the collet holder. H8203 Professional Drill Sharpening Machine...
Page 21: Section 5: Maintenance
Sharpens carbide bits. H8203 Professional Drill Sharpening Machine Cleaning Cleaning the Model H8203 is relatively easy. Use a vacuum or brush to remove excess metal chips from around the grinding and trimming areas and inside the grinding wheel cover. Use the included cleaning brush (Figure 27) to clean the front grinding and rear trimming shafts.
Page 22 Wheel and Gasket Screw Figure 29. Removing grinding wheel. Insert the new grinding wheel and reinstall the components removed in Step 2 in reverse. Secure the cover with the cap screw removed in Step 1. H8203 Professional Drill Sharpening Machine...
Page 23: Section 6: Service
2. Bit not set correctly in collet holder. 3. Adjusting block set too high. H8203 Professional Drill Sharpening Machine Troubleshooting Possible Solution 1. Test for good contacts; correct the wiring.
Page 24 (if between 118° and 135°) until the old angle is removed. 1. Set center of adjusting block over edge of grinding wheel (Page 18). 1. Disconnect power and replace the grinding wheel (Page 20). H8203 Professional Drill Sharpening Machine...
Page 25: Wiring Diagram
Wiring Diagram Figure 30. H8203 wiring components. �� -23- H8203 Professional Drill Sharpening Machine...
Page 26: Parts Breakdown
�� -24- Parts Breakdown �� LABEL PLACEMENT H8203 Professional Drill Sharpening Machine �� ...
Page 27: Parts List
MUST maintain the original location and readability of the labels on the machine. If any label is removed or becomes unreadable, REPLACE that label before using the machine again. Contact Grizzly at (800) 523-4777 or www.grizzly.com to order new labels. H8203 Professional Drill Sharpening Machine...
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Page 31: 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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Grizzly H8203 Owner's Manual

Introduction

Section 1: Safety

Section 2: Circuit Requirements

Section 3: Setup

Section 4: Operations

Section 5: Maintenance

Section 6: Service

Warranty and Returns

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