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8.0 Troubleshooting
service personnel. Attempting to perform repair and replacement procedures without proper training
may cause machine damage or operator injury!
8.1 Troubleshooting
Problem
1. The machine will not
power up – no display,
no line light, and
machine will not cycle.
2. Display and line light are
on, but machine will not
cycle.
3. Backgauge display
shows: "----".
4. Knife cuts deeper on one
side than the other.
5. The machine strains
through a cut.
6. Concave cutting – ends
wide, center narrow.
7. Concave cutting –
variation from top to
bottom.
F.150CH-O-A
All service and repairs to this machine should be performed by trained
Possible Cause
a) Power cord is disconnected.
b) Main power switch is off.
c) No power at electrical outlet.
a) Front guard is open.
b) Front guard has not been
opened and closed since
previous cut cycle.
c) Electrical supply circuit
breaker is tripped.
a) Backgauge has not been
preset.
a) Knife is not seated all the way
up in knife bar.
a) Dull knife.
b) Inadequate power source.
a) Excessive moisture at edges
of paper.
a) Knife dull or incorrectly
ground.
Page 25
8.0 Troubleshooting
Solution
a) Plug in cord.
b) Turn power switch on.
c) Check outlet. Repair or use
another outlet.
a) Close front guard.
b) Open and close front guard.
c) Reset breaker switch.
a) Preset Backgauge by bringing
backgauge to front of machine
a) Loosen knife screws and use
knife lifter assembly to raise
knife up tight.
a) Change the knife with a new or
sharpened one.
b) The electrical outlet may not
have sufficient power if other
equipment is operating on the
same line. Try another outlet
on a different line.
a) Keep paper in dry location.
a) Change the knife with a new or
sharpened one.
June 2023
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