Mitsubishi FB13PNT, Quick Start Manual

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2-4 2-4
502803 502803
CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS
(13) Perform inverter discharging work (13) Perform inverter discharging work
(14) D (14) D isco isco nnect conn nnect conn ector E-14 ector E-14 of right t of right t raction motor raction motor
speed and thermal sensor. Measure resistance speed and thermal sensor. Measure resistance
between between E-14-2 E-14-2 and E-14-1 at motor side and E-14-1 at motor side
2.2kΩ at 70 2.2kΩ at 70
° °
C(158 C(158
° °
F) to F) to
82kΩ at -20 82kΩ at -20
° °
C (-4 C (-4
° °
F F ) ) O O u u t t o o f f r r a a n n g g e e
(15) Dis (15) Dis conne conne ct connec ct connec tor tor E-0 E-0 7 7 of right of right traction inver traction inver ter ter
Replace right traction motor Replace right traction motor
Check continuity between E-07-1 and E-14-1(1) Check continuity between E-07-1 and E-14-1(1)
Check continuity between E-07-2 and E-14-2(2) Check continuity between E-07-2 and E-14-2(2)
Continuity Continuity No continuity No continuity
(17) Check continuity between E-01-3 and E-07-17(10) (17) Check continuity between E-01-3 and E-07-17(10)
Check continuity between E-01-6 and E-07-20(12) Check continuity between E-01-6 and E-07-20(12)
Continuity Continuity No continuity No continuity
(16) Replace right traction motor (16) Replace right traction motor
(18) (18) Disconnect c Disconnect c onnector E-02 onnector E-02 of logic unit of logic unit
Check continuity between E-02-5 and E-07-3(3) Check continuity between E-02-5 and E-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)
Continuity Continuity No continuity No continuity
(19) Connect connector E-01, then turn on power again (19) Connect connector E-01, then turn on power again
(22) Disconnect battery plug (22) Disconnect battery plug
(20) Repair or replace harness (20) Repair or replace harness
(24) Replace power supply card of logic unit (24) Replace power supply card of logic unit
Thermal Thermal
Power supply Power supply
CA CA N N
(21) Measure voltage between E-07-18(11) and (21) Measure voltage between E-07-18(11) and
E-07-20(12) E-07-20(12)
Confirm value is 8 Confirm value is 8
± ±
2V 2V
N N o o r r m m a a l l A A b b n n o o r r m m a a l l
(26) Replace DSP card of (26) Replace DSP card of
right traction inverter right traction inverter
(23) Ensure all connectors are connected (23) Ensure all connectors are connected
Then turn on power again Then turn on power again
"E0" "E0" Not "E0" Not "E0"
(27) Connect connector (27) Connect connector
securely securely
(25) D (25) D isco isco nnect battery nnect battery plug plug , t , t hen perfor hen perfor m m Inverter Inverter
disc disc harging harging work work
(10) C (10) C onfirm temperature of right t onfirm temperature of right t raction motor with raction motor with
input/output monitor input/output monitor
Less Less than than -20 -20 °C(-4 °C(-4 °F) °F) -20 -20 °C °C to to 70 70 °C °C
o o r r m m o o r r e e t t h h a a n n 7 7 0 0 ° ° C C ( ( 1 1 5 5 8 8 ° ° F F ) ) ( ( - 4 - 4 ° ° F F t t o o 1 1 5 5 8 8 ° ° F F ) )
(12) Normal (12) Normal (11) Disconnect battery plug (11) Disconnect battery plug
Wait until Wait until right traction motor temperature becomes right traction motor temperature becomes
close to room temperature close to room temperature
With service tool With service tool
Without service tool Without service tool