870 Manual General Tenon And Jig

No. 870
USER’S MANUAL

(U.S. PATENTS APPLIED FOR)

PLEASE READ THESE INSTRUCTIONS FULLY BEFORE USING THIS JIG

For more information and video instructions visit www.generaltools.com/mortise-tenon

CONTENTS
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Capacity and Specifications . . . . . . . . . . . . . . . . . . . .. . . . . 3 What’s in the Jig Kit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Anatomy of the Jig . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Anatomy of the “Quick Change” Router Base Bushing Assembly . . . . . . 4 Preparing the Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 – 6 SafetyOverview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Installing the “Quick Change” Guide Sleeve . . . . . . . . . . . . 5 Centering the Base Plate and the “Quick Change Guide System” . . . . . . . . . . . . . . . . . . . . . . . 5 Setting the Cutting Depth . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Mounting the Jig . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . 6 Operating Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 – 12 1. Marking Joint Centers and Location . . . . . . . . . . . . . . . . 7 2. Centering the Stock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3. Positioning the Stock using the Positioning Bars . . . . . . 8 4. Setting the JointLength . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Length of Mortise & Tenon Chart . . . . . . . . . . . . . . . . . . . 9 5. Setting the Depth of the Router Bit . . . . . . . . . . . . . . . . . 10 6. Routing the Tenon . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 7. Routing the Mortise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Routing Other SizeMortise and Tenons . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Customer Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Warranty Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Spanish Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 – 28 FrenchManual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 – 42

Sample Mortise & Tenon Joints 2

INTRODUCTION
Thank you for purchasing General Tools & Instruments’ E-Z ™ Pro Combination Mortise & Tenon Jig (M&T Jig)— the woodworking industry’s first integrated jig capable of making matching mortise and tenon joints of professional quality “right out ofthe box.” The jig makes creating Mortise & Tenon joints—the sturdiest of all wood joints—for furniture, cabinets and frames – an easy, simple and fast process. The Mortise & Tenon Kit comes with a fully assembled jig and includes a 1/4" straight upcut router bit and 1/4" tenon Guide Bushing. Also included are the guide bushings for cutting 3/8" and 1/2" joints. You will need to supply your own3/8" and 1/2" upcut router bits. The M&T Jig has a one-piece heat treated, high grade aluminum body with adjusting bolts, upcut fasteners and bit made of steel to SAE specifications. The unit’s adjustable Positioning Bars and Router Bushing assembly are also made of solid steel.

Capacity and Specifications:
Accommodates stock from 1/2" to 1½" thick and any length Mortise and Tenon thickness:1/4", 3/8" and 1/2" Minimum length M&T Joint: 1" +/- 1/8" (depending on bit used) Maximum Length M&T Joint: 3" +/- 1/8" (depending on bit used)

What’s in the M&T Jig Kit
1. The fully assembled jig 2. “Quick Change” Router Base Bushing assembly consists of: • One “Quick Change” 1-3/16" Guide Sleeve and Locking Nut • One 1/4" Guide Bushing (1-1/4" OD) • One 1/4" shank Centering Pin • One flat...