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12 SPEED DRILL PRESS
MODEL G7947/G7948
INSTRUCTION MANUAL
G7947 G7948
COPYRIGHT © AUGUST, 2005 BY GRIZZLY INDUSTRIAL, INC. REVISED JANUARY, 2007.
WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE
OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.
#TR7410 PRINTED IN CHINA
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WARNING Some dust created by power sanding, sawing, grind- ing, drilling, and other construction activities contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Some examples of these chemicals are: • Lead from lead-based paints. • Crystalline silica from bricks, cement, and other masonry products. • Arsenic and chromium from chemically treated lumber. Your risk from these exposures varies, depending on how often you do
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Table of Contents INTRODUCTION ............................................................................................................................... 3 Foreword .................................................................................................................................... 3 Contact Info ................................................................................................................................ 3 G7947 Machine Data Sheet ..........................
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SECTION 7: SERVICE ................................................................................................................... 35 About Service ........................................................................................................................... 35 Troubleshooting ........................................................................................................................ 35 Depth Stop Calibration ..........................................................
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INTRODUCTION Foreword Contact Info We are proud to offer the Model G7947/G7948 If you have any comments regarding this manual, 12" Drill Press. This machine is part of a grow- please write to us at the address below: ing Grizzly family of fine woodworking and met- alworking machinery. When used according to Grizzly Industrial, Inc. C the guidelines set forth in this manual, you can /O Technical Documentation Manager expect years of trouble-free, enjoyable operation P.O. Box 2069 and proof o
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G7947 Machine Data Sheet MACHINE DATA SHEET Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901 MODEL G7947 12 SPEED 17" FLOOR DRILL PRESS Product Dimensions: Weight ............................................................................................................................................................. 270 lbs. Length/Width/Height ............................................................................................................
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Other Related Information Base Length ........................................................................................................................................ 22-1/2 in. Base Width ..........................................................................................................................................14-1/2 in. Quill Diameter .........................................................................................................................................2.
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G7948 Machine Data Sheet MACHINE DATA SHEET Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901 MODEL G7948 12 SPEED 20" FLOOR DRILL PRESS Product Dimensions: Weight ............................................................................................................................................................. 320 lbs. Length/Width/Height ............................................................................................................
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Other Related Information Base Length .............................................................................................................................................. 23 in. Base Width ..........................................................................................................................................17-1/2 in. Quill Diameter .......................................................................................................................................2.
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Identification Refer to the list below and see Figures 1 & 2 to Refer to the list below to become familiar with become familiar with the drill press controls. the drill press terms and definitions. Headstock: The cast iron upper portion of the drill 1. Light Switch: Turns light ON/OFF. press, which houses the quill and work light, and supports the motor and belt housing. 2. Power Switch: Turns motor ON/OFF. Drift Key: A wedge-shaped tool used to separate 3. Belt Tension Lever: Adjusts mot
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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 which are intended to convey the level of importance 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 measure
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Safety Instructions for Machinery 7. ONLY ALLOW TRAINED AND PROP- 17. REMOVE ADJUSTING KEYS AND ERLY SUPERVISED PERSONNEL TO WRENCHES. Make a habit of checking for OPERATE MACHINERY. Make sure oper- keys and adjusting wrenches before turn- ation instructions are safe and clearly ing machinery ON. understood. 18. CHECK FOR DAMAGED PARTS 8. KEEP CHILDREN AND VISITORS AWAY. BEFORE USING MACHINERY. Check Keep all children and visitors a safe dis- for binding and alignment of parts, broken tanc
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Safety for Drill Presses 1. EYE/FACE/HAND PROTECTION. A face 8. DRILL OPERATION. Never start the drill press with the drill bit pressed against the shield used with safety glasses is rec- workpiece. Feed the drill bit evenly into the ommended. Always keep hands and fin- workpiece. Back the bit out of deep holes. gers away from the drill bit. Never hold a workpiece by hand while drilling! DO NOT Turn the machine OFF and clear chips and wear gloves when operating the drill. scrap pieces
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SECTION 2: CIRCUIT REQUIREMENTS 110/220V Operation NOTICE The Model G7947/G7948 is prewired for 110V operation. For 220V operation, you must rewire your motor. A qualified elec- trician must inspect any rewiring to this Serious personal injury could occur if you machine before putting it into operation. connect the machine to the power source before you have completed the set up pro- cess. DO NOT connect the machine to the Plug Type power source until instructed to do so. The Model G7947/G
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Grounding Extension Cords In the event of an electrical short, grounding 110V Operation reduces the risk of electric shock. The grounding We do not recommend the use of extension wire in the power cord must be properly connect- cords. Instead, arrange the placement of your ed to the grounding prong on the plug; likewise, equipment and the installed wiring to eliminate the outlet must be properly installed and ground- the need for extension cords. ed. All electrical connections must be made
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SECTION 3: SET UP Set Up Safety Items Needed for Set Up The following items are needed to complete the This machine presents set up process, but are not included with your serious injury hazards machine: to untrained users. Read through this entire manu- Description Qty al to become familiar with • Wrench 18 mm ........................................... 1 the controls and opera- • Plumb Bob .................................................. 1 tions before starting the • People for Lifti
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Inventory If any nonproprietary parts are missing (e.g. a nut or a washer), we would be glad to replace them, but for the sake of expediency, you can get replacements at a hardware store. Use Figure 4 and the inventory list below to inventory your drill press parts: Description Qty 1. Base ........................................................... 1 2. Column ....................................................... 1 3. Table Support Assembly ............................ 1 4. Large Lock Leve
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Hardware Recognition Chart -16- G7947/G7948 12 Speed Floor Drill Press
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�� � Clean Up Site Considerations The unpainted surfaces are coated with a waxy Floor Load oil to protect them from corrosion during ship- Refer to the Machine Data Sheet for weight and ment. Remove this protective coating with a sol- footprint speciifcations for your machine. Some vent cleaner or citrus-based degreaser such as residential floors may require additional reinforce- Grizzly’s G7895 Degreaser. To clean thoroughly, ment to support both the machine and operator. some parts may ne
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Column and Base Table Support Components and Hardware Needed: Qty Components and Hardware Needed: Qty Base ...................................................................1 Table Support Assembly ................................... 1 Column ...............................................................1 Pinion ................................................................. 1 Hex Bolts M12-1.75 x 45 .....................................4 Crank Handle ........................................
