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9
FOREWORD
Porter-Cable routers are designed for continuous, rugged operation to
handle the most demanding production applications.
NOTE: This tool is shipped completely assembled. No assembly time or
tools are required.
SELECTING THE BIT
The 891 series of routers accommodates bits with 1/4“ and 1/2“ diameter
shanks. A collet is also available that will accommodate bits with 3/8“
diameter shanks.
Use
router bits with a diameter larger than
2-½" ONLY
when
speed control is set between 10,000 and 13,000 RP
M.
The
maximum diameter bit is 3-
½".
Disconnect tool from power source when preparing
the router
for use, making adjustments, and when router is not in use.
INSTALLING AND REMOVING THE BIT (891 and 892)
Disconnect tool from power source.
1. To remove the motor unit from the base unit:
(a) Open the clamp (A) Fig. 1.
(b) While holding base, pull lever (B).
(c) Lift the power unit free from the base unit.
2. Clean and insert the shank of the bit into the collet until the shank
bottoms, then back it out approximately 1/16".
3. Lay the power unit on its side on a bench with the collet pointing AWAY
from you.
4. Press the spindle lock button (A) Fig. 2.
5. Place the wrench on the collet and turn CLOCKWISE to tghten. Tighten
firmly.
6. To remove the bit, reverse the procedure.
Avoid possible damage to collet. Never tighten collet without a bit.
FUNCTIONAL DESCRIPTION
ASSEMBLY
Fig. 1
B
A
Fig. 2
A
C
B