No. mark name description
300 FPGA error Occurs if FPGA is not functioning properly.
301 Main unit CPU
internal RAM error
Displayed when a malfunction occurs in the CPU's internal RAM,
in the main unit.
302 Main unit CPU
internal FROM error
Occurs when the checksum value in the CPU's internal FROM does not
match the calculated checksum value, in the main unit.
303 Main unit floating decimal
division by zero error
Displayed when division by zero occurs during floating point calculations in the main unit or if an invalid calculation occurs.
304 Main unit external
RAM error
Displayed when a malfunction occurs in the main unit external RAM.
305 Main unit external
FROM error
Displayed when a checksum value in the main unit external FROM does not match the calculated checksum value.
306 Outrigger specifications
not specified in EEPROM
Occurs when replacing circuit boards.
307 Outrigger specifications for DIP switches on circuit board does not agree with outrigger specifications in EEPROM Occurs when replacing circuit boards.
308 Outrigger specifications not specified on circuit board Occurs when replacing circuit boards.
409 EEPROM malfunction Displayed when read/write from/to EEPROM fails.
310 Main and display units
communication error
Main unit and display unit cannot communicate.
313 Software code mismatch Software codes for the main and display units do not match.
314 The crane model and software code in the EEPROM do not match the crane model and software code in the program.  
420 ACS-COR communication error  
421 CORDT-FT communication error  
422 Broken or short circuit in
right-front outrigger stroke
 
423 Broken or short circuit in
right-rear outrigger stroke
 
424 Broken or short circuit in
left-rear outrigger stroke
 
425 Broken or short circuit in
left-front outrigger stroke
 
426 Engine RPM sensor error  
429 Outrigger adjustment error Occurs when an outrigger fully retracted value is same as fully extended value or fully extended value is smaller, etc.
333 Main unit CPU address error Displayed when an address error occurs in the main unit CPU.
If this occurs, the crane automatically stops, then the CPU stops functioning.
334 Main unit CPU undefined
error code 1
An undefined code 1 was executed in the main unit CPU.
If this occurs, the crane automatically stops, then the CPU stops functioning.
335 Main unit CPU undefined error code 2 An undefined code 2 was executed in the main unit CPU.
If this occurs, the crane automatically stops, then the CPU stops functioning.
340 Broken or short circuit
in boom length sensor
 
440 Boom full retraction
length error
Displayed when there is a large amount of length error when the boom is fully retracted. Full retraction length can be manually adjusted. If this adjustment has been made, contact your authorized KATO dealer.
441 Boom length offset
adjustment value error
[boom length offset adjustment value < -(47m -(max length - min length)]
For KA-1300RX, this error occurs if adjustment value is less than -6.8m.
443 Boom length adjustment
value error
[Boom length zero adjustment value < -(47m -(max length - min length)]
For KA-1300RX, this error occurs if adjustment value is less than -6.8m.
447 Jib connector error Displayed when the boom status is set to boom or rooster sheave operation and the jib angle sensor connector is connected, indicating a faulty connector, or when the boom status is set to jib or boom with the jib operation and the jib connector is not connected.
350 Broken or short circuit
in boom angle
 
351 Broken or short circuit
in top angle sensor
 
451 Broken or short circuit
in top angle sensor
 
452 Top angle error If the difference between the top angle and boom angle is more than 10 degrees, check each sensor.
355 Broken or short circuit
in the jib angle detector
 
357 Broken or short circuit
in the jib length detector
 
458 Jib length offset
adjustment value error
[Jib length offset adjustment value < 22.5m -(max length - min length)]
For KA-1300RX, this error occurs if adjustment value is less than -5.1 m.
360 Derrick sensor error Derrick pressure sensor P1 or P2 malfunctioned.
361 Broken or short circuit in derrick pressure sensor P1  
362 SL jib derrick pressure
sensor error
The SL jib derrick pressure sensor P1 or P2 is faulty.
363 Broken or short circuit in
SL jib derrick pressure sensor P1
 
364 Main winch rotation sticking error where it rotates in the lowering direction even though the main winch lever is operated in the hoisting direction  
365 Main winch rotation sticking error where it rotates in the hoisting direction even though the main winch lever is operated in the lowering direction  
366 Main winch rotation sticking error where it rotates in the hoisting direction even though the main winch lever is in the neutral position  
367 Auxiliary winch rotation sticking error where it rotates in the lowering direction even though the auxiliary winch lever is operated in the hoisting direction  
368 Auxiliary winch rotation sticking error where it rotates in the hoisting direction even though the auxiliary winch lever is operated in the lowering direction  
369 Auxiliary winch rotation sticking error where it rotates in the hoisting direction even though the auxiliary winch lever is in the neutral position  
371 Broken or short circuit in derrick pressure sensor P2  
372 Broken or short circuit in
SL jib derrick pressure sensor P2
 
373 Main winch rotation sticking error where it rotates in the lowering direction even though the main winch lever is in the neutral position  
374 Auxiliary winch rotation sticking error where it rotates in the lowering direction even though the auxiliary winch lever is in
the neutral position
 
376 Boom extension/retraction
control lever sticking error
Displayed when the boom length changes even though the boom extension/retraction control lever is not being operated or the boom length changes in the opposition direction of the control lever operation.
377 Jib derricking/lowering
control lever sticking error
Displayed when the jib derricking/lowering position changes even though the jib derricking/lowering control lever is not being operated or it changes in the opposition direction of the control lever operation.
378 Jib extension/retraction
control lever sticking error
Displayed when the jib length changes even though the jib extension/retraction control lever is not being operated or the jib length changes in the opposition direction of the control lever operation.
380 Broken circuit in
slewing angle sensor
 
381 Broken circuit in slewing
encoder signal A
 
382 Broken circuit in slewing
encoder signal B
 
387 Slewing rear switch error  
388 Slewing zero adjustment
switch error
 
390 Open top terminal
communication circuit
 
490 Open top terminal
communication circuit
 
391 Communication error
with top terminal
 
491 Communication error
with top terminal
 
495 Crane serial No. not specified in EEPROM  
496 Main unit time reading error Cannot read the main unit time.
497 Battery voltage is 20V or less  
498 Backup power
supply wiring error
Backup power supply voltage is 5V or less, due to broken or short circuit.
Check the battery voltage and wiring.
499 Overload data memory area is full No or minimal memory space is available, because more than the specified number of overload data values were recorded.
201 Moment stop Displayed when the operation stops automatically after comparing current and limit loads during operations such as lowering or extending the boom, winding up the winch, or lowering the jib.
203 Boom upper
limit angle stop
Displayed when a boom derricking stop angle is specified and the operation
stops automatically after the boom angle reaches that angle.
204 Boom upper
limit angle stop warning
Displayed when a boom derricking stop angle is specified and the intermittent sound alarm "DING DONG, DING DONG" is output after the boom angle is -2
degrees or less from that stop angle.
205 Boom lower
limit angle stop
Displayed when a boom lowering stop angle is specified and the operation stops automatically after the boom angle reaches that angle.
206 Boom lower
limit angle stop warning
Displayed when a boom lowering stop angle is specified and the intermittent sound alarm "DING DONG, DING DONG" is output after the boom angle is +2 degrees or less from that stop angle.
207 Right slewing stop Displayed when slewing right and the operation stops after becoming dangerous.
208 Right slewing
stop warning
Displayed when slewing right and a warning is output after reaching 5 degrees from the stop position.
209 Left slewing stop Displayed when slewing left and the operation stops after becoming dangerous.
210 Left slewing stop warning Displayed when slewing left and a warning is output after reaching 5 degrees from the stop position.
211 Lower angle limit stop Displayed when a lower angle limit is specified and the operation stops automatically after the boom angle reaches that limit value.
212 Lower angle
limit stop warning
Displayed when a lower angle limit is specified and the intermittent sound alarm "DING DONG", "DING DONG" is output after the boom angle reaches +2 degrees or less from that limit value.
213 Upper angle limit stop Displayed when an upper angle limit is specified and the operation stops automatically after the boom angle reaches that limit value.
214 Upper angle
limit stop warning
Displayed when an upper angle limit is specified and the intermittent sound alarm "DING DONG", "DING DONG" is output after the boom angle reaches -2 degrees or less from that limit value.
215 Radius limit stop Displayed when a radius limit is specified and the operation stops automatically after reaching that radius limit.
216 Radius limit stop
warning
Displayed when a radius limit is specified and the intermittent sound alarm "DING DONG", "DING DONG" is output after the radius reaches -50cm or less from that limit value.
217 Maximum hoist
height limit stop
Displayed when a maximum hoist height limit is specified and the operation stops automatically after reaching that height limit.
218 Maximum hoist height
limit stop warning
Displayed when a maximum hoist height limit is specified and the intermittent sound alarm "DING DONG", "DING DONG" is output after reaching -50 cm from that hoist height limit.
219 Right slewing limit stop Displayed when a right slewing limit value is specified and right slewing stops automatically after the slewing angle reaches that limit value.
220 Right slewing limit
stop warning
Displayed when a right slewing limit value is specified and the intermittent sound alarm "DING DONG, DING DONG" is output after the slewing angle reaches - 5 degrees or less from that limit value.
221 Left slewing limit stop Displayed when a left slewing limit value is specified and left slewing stops automatically after the slewing angle reaches that limit value.
222 Left slewing limit
stop warning
Displayed when a left slewing limit value is specified and the intermittent sound alarm "DING DONG, DING DONG" is output after the slewing angle reaches - 5 degrees or less from that limit value.
223 Auto-stop of all operations Displayed when all operations stop automatically.
225 Error auto-stop Displayed when an operation stops automatically after an error occurs.
Auto-stop does not occur for Fxx errors.
226 Error warning Displayed when the intermittent sound alarm "DING DONG DING DONG" is output after an error occurs.
228 Lever stand
stowage warning
Displayed when a control lever is operated with the lever stand stowed. "DING DONG. Set the lever stand." is emitted.
229 Line pull stop Displayed when an operation stops automatically after the line pull force (actual load/number of parts of line) exceeds the allowable line pull force.
230 Line pull stop warning Displayed when the intermittent sound alarm "DING DONG", "DING DONG" is output after the line pull force (actual load/number of parts of line) exceeds the allowable line pull force.
231 Maximum boom
angle stop
Displayed when an operation stops automatically after the boom reaches the specified maximum angle.
232 Maximum jib angle stop Displayed when the jib angle reaches the maximum jib angle setting and the jib stops automatically.
233 Stopped due to disconnected connector for confirming jib connection Displayed when a jib control lever is operated and the operation is automatically stopped because the connector for the jib angle detector is not connected to the top terminal.
234 Special maximum
jib angle stop
Displayed when the jib angle reaches the special maximum jib angle setting and the jib stops automatically.
The maximum angle changes to the range of 2 to 5 degrees when the SL jib length is in the range of 9.2 to 15.0 meters.
The jib cannot be raised or retracted.
235 Jib fully-lowered stop Displayed when the jib angle reaches the preset fully-lowered angle and the jib stops automatically.
236 Jib fully-lowered
stop warning
Displayed when the intermittent sound alarm "DING DONG", "DING DONG" is output after the jib reaches +2 degrees or less from the preset fully-lowered angle.
239 Derrick lowered end stop Displayed when the boom has been lowered to the cylinder end and an operation to lower the boom, extend the boom, or wind up the winch is automatically stopped.
243 Target 1 partially
within range
Displayed when either the slewing angle or radius of the target 1 is within the specified range (±1.5 m radius or ±7.5 degrees slewing angle).
244 Target 1 within range Displayed when both the slewing angle and radius of the target 1 is within the specified range (±1.5 m radius and ±7.5 degrees slewing angle).
245 Target 2 partially
within range
Displayed when either the slewing angle or radius of the target 2 is within the specified range (±1.5 m radius or ±7.5 degrees slewing angle).
246 Target 2 within range Displayed when both the slewing angle and radius of the target 2 is within the specified range (±1.5 m radius and ±7.5 degrees slewing angle).
248 SL jib full retraction
switch detected
Displayed when the SL jib full retraction switch is detected.
249 Slewing soft stop output Displayed when a slewing soft stop is output.
251 External memory device
power is OFF
Displayed when the power supply for an external memory device is attached to the ACS and the power for the external memory device is OFF.
252 No memory card is
inserted in external
memory device
Displayed when an external memory device is attached to the ACS and a memory card is not inserted in the external memory device.
253 Auto-stop for sticking
winch control lever
Displayed when the operation stops automatically due to the winch rotating when the winch is not being operated and the winch valve spool is presumed to be stuck.
The PTO or power supply must be shut OFF to cancel this icon.
254 Auto all-stop of boom
lowering lever
Displayed when all other operations stop automatically due to the boom derricking/lowering lever being in the lowering position.
255 Auto all-stop of boom
derricking lever
Displayed when all other operations stop automatically due to the boom derricking/lowering lever being in the derricking position.
256 Auto all-stop of boom
extension lever
Displayed when all other operations stop automatically due to the boom extension/retraction lever or pedal being in the extension position.
257 Auto all-stop of boom
retraction lever
Displayed when all other operations stop automatically due to the boom extension/retraction lever or pedal being in the retraction position.
258 Auto all-stop of main
winch hoisting lever
Displayed when all other operations stop automatically due to the main winch lever or pedal being in the hoisting position.
259 Auto all-stop of main
winch lowering lever
Displayed when all other operations stop automatically due to the main winch lever or pedal being in the lowering position.
260 Auto all-stop of auxiliary
winch hoisting lever
Displayed when all other operations stop automatically due to the auxiliary winch lever or pedal being in the hoisting position.
261 Auto all-stop of auxiliary
winch lowering lever
Displayed when all other operations stop automatically due to the auxiliary winch lever or pedal being in the lowering position.
262 Auto all-stop due to jib
derricking/retraction lever
Displayed when all other operations stop automatically due to the SL jib derricking/lowering lever being in the derricking position or the SL jib extension/retraction lever being in the retraction position.
263 Auto all-stop due to jib
lowering/extension lever
Displayed when all other operations stop automatically due to the SL jib derricking/lowering lever being in the lowering position or the SL jib extension/retraction lever being in the extension position.
264 Auto all-stop of slewing
lever to rightward
Displayed when all other operations stop automatically due to the slewing lever being in the right side.
265 Auto all-stop of slewing
lever to leftward
Displayed when all other operations stop automatically due to the slewing lever being in the left side.
269 External memory
device error
Displayed when an external memory device is attached to the ACS and an error occurs in that memory device.
270 Slewing brake output
display
Displayed when a slewing brake is output.
271 Working area limit stop Displayed when an auto-stop occurs due to a working area limit.
272 Working area limit
stop warning
Displayed when the slewing angle is within 5 degrees from the working area limit stop angle or the working radius is within 50 cm from the working area limit stop radius. The intermittent sound alarm "DING DONG", "DING DONG" is output.
278 Auto-stop by ACS
emergency switch
operation
Displayed when the load rate has exceeded 100% in ACS emergency switch
operation and the auto-stop function is activated.
279 Auto-stop  
283 Counterweight change warning This warning is displayed for a few seconds when a change in counterweight detection has occurred.
When the warning goes off, the counterweight will change.
284    
285 Main hook lifting
height range
Displayed when the main hook lifting height has approached the lifting height target, maximum lifting height or ground level.
286 Main hook lifting height
adjustment warning
Displayed when it is determined that the main hook lifting height needs adjustment.
287 Main hook rope limit
warning
Displayed when the rope cannot be payed out from the main drum any more.
288 Auxiliary hook lifting
height range
Displayed when the auxiliary hook lifting height has approached the lifting height target, maximum lifting height or ground level.
289 Auxiliary hook lifting height adjustment warning Displayed when it is determined that the auxiliary hook lifting height needs adjustment.
290 Auxiliary hook rope
limit warning
Displayed when the rope cannot be payed out from the auxiliary drum any more.
291 2-telescopic cylinder-shutoff output display When 2-telescopic cylinder-shutoff is being output.
292 SL jib load stop Auto-stop function that is activated when a load is hoisted with the SL jib hook with the boom status set to boom operation with the jib.
Change the working status to SL jib operation.
293 Fully retracted jib
length adjusted
Indicates that the automatic jib length adjustment function, on cranes with the function specified, has adjusted the jib length to the fully retracted length.
294 Main load stop Auto-stop function that is activated when a load is hoisted with the main hook with the boom status set to SL jib mode.
Change the working status to boom operation with the jib.
295 Adjusted boom
to fully retracted length
Indicates that the boom length was adjusted to its fully retracted length.
It is displayed when the boom is retracted to its fully retracted length using only the boom retraction operation starting before the boom is fully retracted, the fully retracted length is confirmed, and the length is adjusted.
296 Auto-stop by ACS
emergency switch
disabled
Displayed when auto-stop by ACS emergency switch is not activated when the load rate has exceeded 100%.
297 Crane record stopped Displayed when the crane operation log is stopped. This also changes the movement indicator(* ) from flashing green and red to flashing blue and red.
299 Overload event recorded Displayed when an overload event is recorded.
756 Boom extension control
lever error
Displayed when the boom extension lever switch is turned ON when the boom is retracting.
(In the case of simultaneous input from the boom extension/retraction lever)
757 Boom retraction control
lever error
Displayed when the boom retraction lever switch is turned ON when the boom is extending.
(In the case of simultaneous input from the boom extension/retraction lever)
758 Main winch hoisting
control lever error
Displayed when the main winch hoisting control lever switch is turned ON when the main winch is winding down.
(In the case of simultaneous input from the main winch hoisting/lowering lever)
759 Main winch lowering
control lever error
Displayed when the main winch lowering control lever switch is turned ON when the main winch is winding up.
(In the case of simultaneous input from the main winch hoisting/lowering lever)
760 Auxiliary winch hoisting
control lever error
Displayed when the auxiliary winch hoisting control lever switch is turned ON when the auxiliary winch is winding down.
(In the case of simultaneous input from the auxiliary winch hoisting/lowering lever)
761 Auxiliary winch lowering
control lever error
Displayed when the auxiliary winch lowering control lever switch is turned ON when the auxiliary winch is winding up.
(In the case of simultaneous input from the auxiliary winch hoisting/lowering lever)
762 Jib derricking control
lever error
Displayed when the jib derricking control lever switch is turned ON when the jib is lowering.
(In the case of simultaneous input from the jib derricking/lowering lever)
763 Jib lowering control
lever error
Displayed when the jib lowering control lever switch is turned ON when the jib is derricking.
(In the case of simultaneous input from the jib derricking/lowering lever)
764 Jib extension control
lever error
Displayed when the jib extension control lever switch is turned ON when the jib is retracting.
(In the case of simultaneous input from the jib extension/retraction lever)
765 Jib retraction control
lever error
Displayed when the jib retraction control lever switch is turned ON when the jib is extending.
(In the case of simultaneous input from the jib extension/retraction lever)
842 Range limit set/cancel error Displayed when a working range limit setting is entered or canceled while a control lever is being operated.
If this occurs, the range limit is not set or canceled.
This icon will switch off after 3 seconds.
237 Horizontal boom stop Displayed when a horizontal boom stop is specified and the boom stops automatically after the boom angle reaches zero degrees.
242 Hook stowage warning Displayed when a warning is output because a crane for which the hook stowage control is specified gets to the hook stowage status.
247 Boom soft stop output Displayed when the boom soft stop switch is ON and a boom soft stop is output.
248 Boom lowering contact stop Displayed when the boom lowering stop angle is specified depending on the slewing angle and the operation stops after the boom angle reaches that limit angle.
270 Auto-stop  
273 Working area limit CD stop Displayed when an auto-stop occurs due to working area limit CD.
274 Working area limit CD warning Displayed when the slewing angle is within 5 degrees from the working area limit CD stop angle or the working radius is within 50 cm from the working area limit CD stop radius. The intermittent sound alarm "DING DONG", "DING DONG" is output.
276 Jib stowage pin warning This warning is output when the main or rooster mode is selected without the jib foot pins being inserted properly.
284 Jib upper angle proximity warning Displayed during jib upper angle soft stop control. When the boom soft stop is OFF, this is displayed from 10 degrees before the jib upper angle.
285 Jib fully raised and stops Displayed when the jib is fully raised and stops
286 Overhoisting stop cancel Displayed when overhoisting stop does not occur, e.g. in case of jib setting.
289 Load factor limit stop Displayed when an auto-stop occurs due to load factor limit.
290 Load factor limit stop warning Displayed when the load factor is within 5% of the stop load factor due to load factor limit. The intermittent sound alarm "DING DONG", "DING DONG" is output.
291 Auto-stop by ACS emergency switch operation Displayed when the auto-stop by the ACS emergency switch operation is activated when the load rate has exceeded 100%.
292 Release of auto-stop by ACS emergency switch operation Displayed when the auto-stop by the ACS emergency switch operation is not activated when the load rate has exceeded 100%.
294 Adjusted boom to fully extended length Indicates that the boom has been fully extended to its maximum length.
Displayed when, before the boom is fully extended, the boom is extended using only the boom extending operation and the boom length is adjusted when confirming the boom has stopped at the fully extended position.
295 Adjusted boom to fully retracted length Indicates that the boom has been fully retracted to its minimum length.
Displayed when, before the boom is fully retracted, the boom is retracted using only the boom retracting operation and the boom length is adjusted when confirming the boom has stopped at the fully retracted position.
749 Lowering motion limit stop Displayed when a lever is operated when the lowering motion limit has been reached.
750 Lowering motion limit alarm Displayed when the lowering motion limit has been reached.
767 Jib lowering stop Displayed when an automatic stop occurs because the jib derricking/lowering lever is in the lowering position.
769 Boom extension stop Displayed when auto-stop occurs because the boom extension/retraction lever is in the extension position.
771 Boom retraction stop Displayed when auto-stop occurs because the boom extension/retraction lever is in the retraction position.
773 Jib extension stop Displayed when auto-stop occurs because the jib extension/retraction lever is in the extension position.
774 Jib retraction stop Displayed when auto-stop occurs because the jib extension/retraction lever is in the retraction position.
778 Jib derricking stop Displayed when auto-stop occurs because the jib derricking/lowering lever is in the derricking position.
779 Main winding stop Displayed when an auto-stop of the winding occurs because the main winch lever is in the winding position.
793 Slow operating mode Icon displayed during operations in the slow mode.
(including the time of preoperational checks)
866 Slow operating mode Icon displayed during operations in the slow mode.
(including the time of preoperational checks)
866 Auto-stop of boom lowering during searcher hook operations Displayed when an auto-stop occurs due to boom lowering lever operations performed during searcher hook operations.
867 Auto-stop of boom raising during searcher hook operations Displayed when an auto-stop occurs due to boom raising lever operations performed during searcher hook operations.
868 Auto-stop of boom extension during searcher hook operations Displayed when an auto-stop occurs due to boom extension lever operations performed during searcher hook operations.
876 Emergency right-slew stop Displayed if ACS emergency operations are disabled due to slewing to the right during ACS emergency operations. (See "ACS emergency operations".)
877 Emergency left-slew stop Displayed if ACS emergency operations are disabled due to slewing to the left during ACS emergency operations. (See "ACS emergency operations".)
878 Auxiliary winch stop 2 Displayed if the auxiliary winch is operated when operating the searcher hook or the boom with the searcher hook attached.
It automatically stops the operation.
879 Emergency crane operations Displayed when the emergency operating device is used.
880 Boom lowering contact warning Displayed when the boom lowering stop angle is specified depending on the slewing angle and the boom angle reaches +2 degrees from that limit angle.
881 Right slewing contact stop Displayed when the right slewing stop angle is specified depending on the boom angle and the slewing angle reaches that limit angle.
882 Right slewing contact warning Displayed when the right slewing stop angle is specified depending on the boom angle and the slewing angle reaches -5 degrees from that limit angle.
883 Left slewing contact stop Displayed when the left slewing stop angle is specified depending on the boom angle and the slewing angle reaches that limit angle.
884 Left slewing contact warning Displayed when the left slewing stop angle is specified depending on the boom angle and the slewing angle reaches +5 degrees from that limit angle.
885 Boom lowering warning during searcher hook operations Displayed when an auto-stop occurs due to boom lowering lever operations performed during searcher hook operations and then the lever is returned to the neutral position. When the icon is displayed, the operation stops automatically when the specified lever is operated.
886 Boom raising warning during searcher hook operations Displayed when an auto-stop occurs due to boom raising lever operations performed during searcher hook operations and then the lever is returned to the neutral position. When the icon is displayed, the operation stops automatically when the specified lever is operated.
887 Boom extension warning during searcher hook operations Displayed when an auto-stop occurs due to boom extension lever operations performed during searcher hook operations and then the lever is returned to the neutral position. When the icon is displayed, the operation stops automatically when the specified lever is operated.
1230 Outrigger retraction operation Displayed when only outrigger retraction operation is selected.
1231 Horizontal retraction operation Displayed when a horizontal cylinder or retraction operation is selected.
1232 Vertical retraction operation Displayed when a vertical cylinder or retraction operation is selected.
1233 Outrigger extension operation Displayed when only outrigger extension operation is selected.
1235 Vertical extension operation splayed when a vertical cylinder or extension operation is selected.
1236 Horizontal operation Displayed when only horizontal cylinder operation is selected.
1237 Vertical operation Displayed when only vertical cylinder operation is selected.
1243 Outrigger
extension/retraction operation error
Displayed when there is an abnormality in the signal for extension or retraction operation.
1244 Horizontal/vertical operation error Displayed when there is an abnormality in the signal for horizontal or vertical operation.
442 Full retraction switch stuck error  
484 Broken or short circuit in slewing potentiometer  
485 Slewing potentiometer reference point failure  
486 Slewing potentiometer voltage failure  
489 Slewing encoder and potentiometer angles are inconsistent.  
241 Hook stowage auto-stop Displayed when auto-stop is output in the hook stowage status on a crane for which the hook stowage control is specified.
267 Seat switch stop Displayed when a lever operation is attempted without the operator sitting in the seat and the operation stops.
277 Auto-stop for prevention to break the jib stowage bracket Displayed when the boom length is below +0.5m from min. length, boom angle is more than 10 degrees, and jib stowage link switch is turned OFF with jib setting mode.
Appeared when telescopic extension is operated.
280 Jib drawing/release enabled status Displayed when the boom length is below +0.2m from min. length, boom angle is within 55 to 65 degrees, and jib stowage link switch is turned ON with jib setting mode.
281 Jib stowage link warning Displayed when the boom length is below +0.2m from min. length, boom angle is within 10 to 35 degrees, and jib stowage link switch is turned ON with jib setting mode.
768 Releasing Jib derricking pressure status Displayed when the pilot pressure of jib derricking is released.
No. mark name description