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FUNCTIONAL DESCRIPTION
FOREWORD
The Porter Cable Model 690LR is a router designed for continuous operation
to handle the most demanding applications.
OPERATING INSTRUCTIONS
SELECTING THE BIT
This tool accommodates bits with 1/4" and 1/2" diameter shanks that are
installed directly into the power unit collet. The 690LR comes furnished with
1/4" and 1/2" diameter collets. Collets are available to allow the use of bits
having 3/8" diameter shanks.
CAUTION: Do not use router bits with a diameter in excess of 2-1/8" in this
tool.
CAUTION: ALWAYS disconnect this tool from the power source when
preparing the tool for use, when making adjustments, and when the tool
is not in use.
INSTALLING AND REMOVING THE BIT
1. CAUTION: DISCONNECT TOOL FROM POWER SOURCE.
2. Remove the motor unit from the
base unit.
(a) Open the clamp (A) Fig. 1.
(b) While holding the base, turn the
motor unit COUNTER-CLOCK-
WISE until the lower pin (B) in the
motor housing is disengaged
from the groove in the base.
(c) Lift the motor unit from the base
unit.
3. Clean and insert the shank of the
bit into the collet until the shank
bottoms. Then back it out approx-
imately 1/16".
4. Lay the motor unit on its side on a
supporting surface with the collet
pointed AWAY from you.
5. Place one wrench on the flats of
the chuck with the opposite end of the
the wrench resting on the bench to
your left (Fig. 2).
6. Place the other wrench on the
collet and FIRMLY tighten the collet.
7. To remove the bit, reverse the
procedure.
AVOID POSSIBLE DAMAGE TO COLLET. Never tighten collet without bit.
6
Fig. 2
Fig. 1
B
A