Challenge Titan 265 Instruction Manual page 53

8.0 Maintenance Guide
will be listed, along with their status (0 for open, 1 for closed). The four proximity switches should
have the following status during the various knife and clamp positions:
Knife Up
Clamp Up
Knfdwn
Clampup
Knfup
Hydup
If any of the four proximity switches has a status of 0 when it should be 1, adjust the switch as
described on the following pages.
8.7.4.1 Knife Down Proximity Switch (Knfdwn)
Make sure the clamp and knife are in the up position. Turn the power switch off and lock out power,
page 6. Open the front guard and the top hood.
Adjust the knife down proximity switch (Figure 32) by loosening the two mounting screws and sliding
the switch closer to the knife bar. The gap between the proximity switch and the knife bar should be
1/32" – 1/16" (0.5mm – 1.5mm). Turn the power back on and go to the Maintenance Mode and select
Knife Adjust, then Knife Down. Press and hold both cut buttons until the knife and clamp are on the
table and the hydraulics shut off. The light on the proximity switch should be off. If not, adjust the
switch up until the light goes out.
8.7.4.2 Clamp Up Proximity Switch (Clamp-Up)
Make sure the clamp and knife are in the up position. Turn the power switch off and lock out power,
page 6. Open the front guard, the top hood, and the upper rear cover.
Adjust the clamp up proximity switch (Figure
mounting screws and slide it up or down. The gap between the actuator and the proximity switch
should be 1/32" – 1/16" (0.5mm – 1.5mm).
52
Knife Up
Clamp Down
(Manually) (Hydraulically) Clamp Down
1 1
1 0
0 0
1 1
Figure 32
33, pg.
Knife Up
Clamp Down Knife Down
1 0
0 0
0 1
0 0
Mounting
Screws
53) by loosening the two proximity bracket