Porter-Cable 17-990X Drill User Manual


 
11
15. Thread the two speed changing levers (W) Fig. 18,
into the speed changing hub as shown.
16. Thread the speed range changing lever (X) Fig. 19,
into hub as shown.
Fig. 18
Fig. 19
W
W
X
Fig. 17B
Place handle (A) Fig. 17B on pinion shaft (C). Make sure
key slot (D) in handle is aligned with the key (E) on the
pinion shaft
A
C
D
E
Fig. 17C
Replace flat washer (C) Fig. 17C and thread screw (B)
into pinion shaft and tighten securely.
C
B