Porter-Cable 891 - Functional Description; Assembly

9
FUNCTIONAL DESCRIPTION
FOREWORD
Porter-Cable routers are designed for continuous, rugged operation to handle
the most demanding production applications.
ASSEMBLY
Fig. 1
A
Fig. 2
Avoid possible damage to the collet. Never tighten the collet without a
bit.
Disconnect the tool from the power source!
1. To remove the motor unit from the base unit:
(a) Open the clamp (A) Fig. 1.
(b) 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 tighten. Tighten
firmly.
6. To remove the bit, reverse the procedure.
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 2-1/2" ONLY when
the speed control is set between 10,000 and 13,000 RP
M.
The maximum
diameter bit is 3
-1/2".
Disconnect tool from power source when preparing the router
for use, making adjustments, and when router is not in use.
A
B
C
INSTALLING AND REMOVING THE BIT (891 and 892)