Challenge CMT-130, Service Manual

Page: 15 / 226

FEB 2017
CMT 130 Book Trimmer 2-5 2. Status Indicator RAPs
Error Messages (continued)
Message Description Suggested RAPs
Jogger error! OUT when
it should be IN
Jogger cylinder was out when it should have been in. Output 18
is off but input 12 shows jogger extended. RAP 2.25 Jogger Cylinder
RAP 2.47 Jogger Retract Sensor
Jogger error! IN when it
should be OUT
Jogger cylinder was in when it should have been out. Output 18
is on but input 12 shows jogger retracted. RAP 2.25 Jogger Cylinder
RAP 2.47 Jogger Retract Sensor
Knife at down limit
failed to move
This message displays when the knife fails to leave the down
proximity sensor. It may be caused by the cut valve not de-en-
ergizing or a faulty down limit proximity sensor. RAP 2.54 Knife Down Sensor
RAP 2.19 Proportional and Dump Valve
RAP 2.20 Cut Valve
Knife at up limit,
Failed to move
This message displays when the knife fails to leave the up prox-
imity sensor. There are four possible reasons for this failure:
The dump valve did not energize, the hydraulic cushion valve
did not energize, the knife down valve did not energize, or the
knife up proximity is faulty. RAP 2.52 Knife Up Sensor
RAP 2.19 Proportional and Dump Valve
RAP 2.20 Cut Valve
Knife down FAILURE timed
out before reaching down
limit
This message displays when the knife leaves the up limit but
does not reach the down limit in time. If the knife went down,
the proximity sensor is faulty or misadjusted. If the knife only
moved down slightly, the dump valve or the proportional valve
may not have energized. RAP 2.54 Knife Down Sensor
RAP 2.19 Proportional and Dump Valve
RAP 2.20 Cut Valve
RAP 2.52 Knife Up Sensor
Knife latch error OFF
when it should be ON
The knife latch sensor did not activate. This can be caused by a
misadjusted or faulty proximity sensor, or the latch did not pull
in. RAP 2.33 Knife Latch Cylinder
RAP 2.45 Knife Latch Sensor
Knife latch error ON
when it should be OFF
The knife latch sensor did not de-activate. This could be caused
by a faulty sensor; or the latch did not extend. RAP 2.33 Knife Latch Cylinder
RAP 2.45 Knife Latch Sensor
Knife position error
The knife position sensor did not de-activate. This could be
caused by a faulty sensor; or the knife bar assembly did not
move into position properly. RAP 2.51 Knife Position Sensor
RAP 2.29 Knife Shift Cylinders
Knife up FAILURE timed
out before reaching up
limit
This message displays when the face knife does not reach the
up limit in time. The proximity sensor is either misadjusted or
faulty. RAP 2.52 Knife Up Sensor
RAP 2.19 Proportional and Dump Valve
RAP 2.20 Cut Valve
Lost book in machine
The book sensor deactivated during a cycle. The book may not
have been gripped properly due to bad feeding. Stray pieces of
scrap may also cause this error. RAP 2.46 Book in Position Sensor
RAP 2.26 Gripper Clamp Cylinder
RAP 2.31 Registration Plate Extend Cylinder
Lower door is Open
The rear door is open or has a faulty interlock switch. Check
that the door is closing fully. RAP 2.11 Door Interlocks
Lubricate Machine
The number of machine cycles has exceeded that which is rec-
ommended for lubrication. It is time to lubricate the machine. ADJ 4.4 Lubrication
Memory failed
One of the EEPROM chips on the CMT controller board is faulty. REP 4.22 Main PWB Replacement
Motor starter error! ON
when it should be off
Motor starter was on when it should have been off. Output 11
off with input 24 on. RAP 2.17 Starter Circuit
RAP 2.43 Elevator Motor
RAP 2.44 Out-Feed Conveyor Motor