Leigh RTJ400 User Manual

2 2
Your New Leigh RTJ400 Router Table Dovetail Jig for
Through Dovetails, Half-Blind Dovetails and Box Joints
The RTJ400 was designed for the ever increasing use of router
tables in shops everywhere. The RTJ400 can produce sizes and
types of joints not possible with typical template jigs, including
through dovetails, half-blind dovetails and box joints (finger
joints), and thanks to the patented Leigh eBush, perfect fitting
joints are guaranteed every time.
Customer Support
If you have any questions that are not answered in this user guide,
please call Leigh Customer Support: 1-800-663-8932 in North
America or email: help@leighjigs.com. For support contacts in
your country of purchase, see Customer Support, Chapter 15.
Leigh user guides are updated as required. A downloadable pdf of
the latest version can be found on the Support page at leighjigs.com.
Reminder: If at first you don't succeed, read the instructions!
Contents
Introduction
Jig Features
Bit Specifications
Accessory Kit for the RTJ400
Router Table Requirements
Chapter 1 Assembling The Rtj400
Glossary of Symbols
Chapter 2
Using Your Jig Safely
Chapter 3
Chapter 4 Basic Jig Functions
Chapter 5 Wood Preparation
The Leigh eBush
Chapter 6
Through Dovetails
Chapter 7
Chapter 8 Half Pitch Through Dovetails
Chapter 9 Half-Blind Dovetails
Rabbeted Half-Blind Dovetails
Chapter 10 3/8" Box (Finger) Joints
3/8" Half-Blind Box Joints
3/4" Box (Finger) Joints
Chapter 11
3/16" Box (Finger) Joints
Chapter 12
Chapter 13 3/32" Box (Finger) Joints
Chapter 14 Jig Parts
Customer Support
Chapter 15
Quick Reference
Chapter 16
Board Width Selection
RTJ400 User Guide
Important! Inches and Millimeters
Text and illustrations in this English language user guide indicate
dimensions in both inches and millimeters, where applicable, with
"inches" first, followed by "millimeters" in square brackets, i.e.
⁄ " x 2"[12mm x 50mm].
1
2
Do not be concerned that the inch/millimeter equivalents are
not mathematically "correct". Just use the dimensions that
apply to your guides and bits.
The RTJ400 is covered by the following patent: U.S. Patent No. 8,534,329
Patents for all Leigh elliptical guide bushings: U.S. 8,256,475 UK GB2443974
2
3
4
5
6
IMPORTANT
7
The drawings in this user guide show an earlier version of the jig
11
handles . The handles now have two protrusions to protect the
A
13
pin . The functionality remains the same.
B
15
19
21
23
29
35
40
43
48
53
59
65
71
73
Overhead view of old and new handles.
74
74
Dedicated Customer Support
1-800-663-8932
Jig Design Update
A
OLD
Introduction
B
NEW