Mitsubishi FB13PNT, Quick Start Manual

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CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS
3.4 3.40 0 Tra Tracti ction I on Inve nverte rter R. r R.H., H., Fau Fault ( lt (63) 63)
Error code: 63 Error code: 63
Situation Situation
Display: "63". All Display: "63". All truck operations inhibited. Line contactor HOLD and ST contactor HOLD. truck operations inhibited. Line contactor HOLD and ST contactor HOLD.
Traction moto Traction motor and pump mo r and pump motor operation tor operation inhibited. If this fault o inhibited. If this fault occurs before S ccurs before ST contactor CLO T contactor CLOSE, all SE, all
operations inhibited except lowering the mast. operations inhibited except lowering the mast.
Possible Possible
cause
cause
Faulty main harness or connector E-07 comes off. Faulty main harness or connector E-07 comes off.
(Communicatio
(Communication between logic unit n between logic unit and traction inverter.) and traction inverter.)
Faulty logic unit. Faulty logic unit.
Display fault
Display fault
Trigger of Trigger of
the error the error
code
code
Traction inverte Traction inverter is connected r is connected as pump inverter as pump inverter
(E-07-9 is connected to GND or (E-07-9 is connected to GND or installed pump DSP card). installed pump DSP card).
ROM SUM value of traction inverter is different from check data. ROM SUM value of traction inverter is different from check data.
RAM of traction inverter is faulty
RAM of traction inverter is faulty
Communication betwee
Communication between logic unit n logic unit and traction inverter is and traction inverter is impossible. impossible.
Checks Checks
(1) Disconnect battery plug, then perform inverter discharging work (1) Disconnect battery plug, then perform inverter discharging work
(2) Remove DSP cover, then remove connector E-07 (2) Remove DSP cover, then remove connector E-07
Check the contact face both of connector E-07on harness Check the contact face both of connector E-07on harness side side and E and E - - 07on i 07on i nv nv er er te te r s r s id id e e
Connect connector E-07 and tuning on power Connect connector E-07 and tuning on power
If If fault (63) rem fault (63) rem ains ains
(3) Disconnect battery plug, then perform inverter discharging work (3) Disconnect battery plug, then perform inverter discharging work
(4) Disconnect connector E-01 (4) Disconnect connector E-01
Check Check no c no c ontinui ontinui ty between E ty between E -01-3 -01-3 and E and E -01-6 -01-6 Check Check no continuity between E no continuity between E -01-3 -01-3 and E and E -01-11 -01-11
Check Check no c no c ontinui ontinui ty between E ty between E -01-4 -01-4 and E and E -01-6 -01-6 Check Check no continuity between E no continuity between E -01-4 -01-4 and E and E -01-11 -01-11
N N o o C C o o n n t t i i n n u u i i t t y y C C o o n n t t i i n n u u i i t t y y
(6) Repair or replace main harness (6) Repair or replace main harness
(7) Dis (7) Dis conn conn ect connec ect connec tor E-02 tor E-02 of logic unit of logic unit
(Already disconnected. E-07 and E01) (Already disconnected. E-07 and E01)
Check Check continuit continuit y between y between E E -02-5 -02-5 and E- and E- 07-3(3) 07-3(3)
Check continuity between E-02-6 and E-07-4(4) Check continuity between E-02-6 and E-07-4(4)
C C o o n n t t i i n n u u i i t t y y N N o o C C o o n n t t i i n n u u i i t t y y
(5) Disconnect connector E-07 and E-01 of logic unit. (5) Disconnect connector E-07 and E-01 of logic unit.
Check continuity between E-01-4 and E-07-18(11) Check continuity between E-01-4 and E-07-18(11)
Check continuity between E-01-6 and E-07-20(12) Check continuity between E-01-6 and E-07-20(12)
Check continuity between E-01-3 and E-07-17(10) Check continuity between E-01-3 and E-07-17(10)
C C o o n n t t i i n n u u i i t t y y N N o o C C o o n n t t i i n n u u i i t t y y
14 V 14 V
, , 8 V 8 V
pow pow er er sup sup ply ply
CA CA N N