Porter-Cable 17-990X - Manual (Page 10)

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11. IMPORTANT: Make certain the spindle taper (Q) Fig.
15, and tapered hole in chuck (R) are clean and free of
any grease, lacquer or rust preventive coatings. NOTE:
Household oven cleaner can effectively remove any sub-
stance from the spindle and chuck; however, carefully
follow the manufacturer's safety rules concerning its
use.
Fig. 15
Q
R
12. IMPORTANT: OPEN THE CHUCK JAWS AS WIDE
AS POSSIBLE MAKING SURE THE CHUCK JAWS
ARE UP INSIDE CHUCK.
13. Holding chuck on taper of spindle, tap with a soft tip
hammer (T) or a block of wood and hammer to set
chuck, as shown in Fig. 16.
To avoid damage to the chuck, NEVER
drive the chuck onto the spindle with a metal hammer.
Fig. 16
S
T
14. Thread the three pinion shaft handles (U) into the
three holes located in the pinion shaft hub (V), as shown
in Fig. 17.
Fig. 17
U
V
FOR MODEL 17-925 ONLY
FOR MODEL 17-990X ONLY
14. Remove screw (A) Fig. 17A, and flat washer (B).
Fig. 17A
A
B