Use and Care Manual

6
6.1.2 Lower wheel
1. Release cam lever (D, Figure 6-1) and
remove lower wheel (E). If needed, use
adjusting wheel (see F, Figure 8-1) to lower
post further for additional clearance.
2. Position new wheel in groove and engage
cam lever.
3. Raise lower wheel assembly using adjusting
wheel (F, Figure 8-1).
6.2 Wheel orientation
Upper and lower wheel housings can be rotated
90-degrees to accommodate different sizes of
material, and prevent material from contacting
machine frame while being worked. See Figure
6-2.
Remove lower wheel to provide clearance for
the following steps.
Figure 6-2
6.2.1 Lower wheel positioning
1. Release cam lever (D, Figure 6-3).
2. Raise lower wheel housing until knurled
screw (G
1
) reaches top of slot, as shown.
3. Turn lower wheel housing until knurled
screw enters opposite slot, and push down
until knurled screw hits bottom of opposite
slot (G
2
).
6.2.2 Upper wheel positioning
1. Turn adjustment knob (H, Figure 6-4)
counterclockwise until upper wheel housing
(J) clears frame block (K).
2. Turn upper wheel housing 90-degrees, and
raise it by turning adjustment knob (H)
clockwise until housing is properly seated.
3. Install lower wheel and bring lower wheel
assembly into working position.
Figure 6-3
Figure 6-4
6.3 Wheel alignment
If wheels are not centered with one another,
alignment can be made as follows.
1. Loosen four set screws (L, Figure 6-5).
2. Turn adjusting nut (M) outward (counter-
clockwise) in small incremental steps, and
the opposite adjusting nut inward by the
same amount, until upper wheel is centered
over lower wheel.
3. Tighten four setscrews (L).