2-12
2-12
501137
501137
CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS
CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS
3.
3.4
4
Tr
Trac
acti
tion
on In
Inve
vert
rter
er R.
R.H.
H., O
, Ove
verh
rhea
eati
ting
ng (E
(E5)
5)
Error code: E5
Error code: E5
Situation
Situation
Controller/m
Controller/motor overheat indicator ON.
otor overheat indicator ON. Poor pulling power and
Poor pulling power and acceleration. Normal pump motor and
acceleration. Normal pump motor and power
power
steering operations. Service tool "Alarm status" and "E5" displayed.
steering operations. Service tool "Alarm status" and "E5" displayed.
Possible
Possible
cause
cause
Overheating of right traction inverter, faulty right traction inverter thermal sensor, open harness wiring, faulty
Overheating of right traction inverter, faulty right traction inverter thermal sensor, open harness wiring, faulty
right traction inverter PC board, abnormal power supply of
right traction inverter PC board, abnormal power supply of logic unit, faulty radiation
logic unit, faulty radiation of right traction inverter,
of right traction inverter,
faulty display unit.
faulty display unit.
Trigger of
Trigger of
the error
the error
code
code
Controller temperat
Controller temperature is out of
ure is out of range of -25 °C
range of -25 °C to 100 °C
to 100 °C (-13 °F to 21
(-13 °F to 212 °F). Capacitor temperature is out of
2 °F). Capacitor temperature is out of
range of -25 °C to 110 °C
range of -25 °C to 110 °C (-13 °F to 230 °F).
(-13 °F to 230 °F). Recovers when tempe
Recovers when temperature is in range of -20 to 70 °C (-4 to
rature is in range of -20 to 70 °C (-4 to 158 °F).
158 °F).
Checks
Checks
(1) Let truck cool for 15 minutes
(1) Let truck cool for 15 minutes
O
O
v
v
e
e
r
r
h
h
e
e
a
a
t
t
i
i
n
n
d
d
i
i
c
c
a
a
t
t
o
o
r
r
O
O
N
N
O
O
v
v
e
e
r
r
h
h
e
e
a
a
t
t
i
i
n
n
d
d
i
i
c
c
a
a
t
t
o
o
r
r
O
O
F
F
F
F
(2) Right traction inverter becomes normal
(2) Right traction inverter becomes normal
(3) Check if truck is operated on steep upgrade or to pull
(3) Check if truck is operated on steep upgrade or to pull
large cargo load
large cargo load
(6) Clean mounting
(6) Clean mounting
surface,
surface,
apply thermal paste,
apply thermal paste,
then reinstall
then reinstall
inver
inver
ter
ter
(5) Replace right traction
(5) Replace right traction
inverter
inverter
(9) Normal
(9) Normal
(7) Confirm temperature of controller and head capacitor
(7) Confirm temperature of controller and head capacitor
with input monitor
with input monitor
Less
Less
than
than
-20
-20
°C(-
°C(-
4
4
°F)
°F)
-20
-20
°C
°C
to
to
70
70
°C
°C
o
o
r m
r 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 t
F t
o
o
1
1
5
5
8
8
°
°
F
F
)
)
(10) Perform inverter discharging work
(10) Perform inverter discharging work
(8) Disconnect battery plug. Wait until inverter
(8) Disconnect battery plug. Wait until inverter
temperature becomes close to room temperature
temperature becomes close to room temperature
Without service tool
Without service tool
With service tool
With service tool
Normal
Normal
If problem reoccurs
If problem reoccurs
(4) Perform inverter discharging work
(4) Perform inverter discharging work
Check thermal paste applied on inverter mounting
Check thermal paste applied on inverter mounting
Surface
Surface
Thermal paste film should be thin and even
Thermal paste film should be thin and even
Normal
Abnormal
Normal
Abnormal
Содержание FB13PNT
Страница 2: ......
Страница 12: ......
Страница 86: ...1 73 1 73 Fig 5 Fig 5 500969 500969...
Страница 264: ...4 13 4 13...
Страница 265: ...CHAPTER 5 CIRCUIT DIAGRAM CHAPTER 5 CIRCUIT DIAGRAM Ch Chap apte ter 5 r 5 C CIR IRCU CUI IT DI T DIA AGR GRAM AM...
Страница 266: ...5 1 5 1...
Страница 267: ...5 2 5 2...
Страница 268: ...5 3 5 3...
Страница 269: ...5 4 5 4...
Страница 270: ...5 5 5 5...
Страница 271: ...5 6 5 6...
Страница 272: ...5 7 5 7...
Страница 273: ...5 8 5 8...
Страница 274: ...5 9 5 9...
Страница 275: ...5 10 5 10...
Страница 276: ...5 11 5 11...
Страница 277: ...5 12 5 12...
Страница 278: ...5 13 5 13...
Страница 279: ...5 14 5 14...
Страница 280: ...5 15 5 15...
Страница 281: ...5 16 5 16...
Страница 282: ...5 17 5 17...
Страница 283: ...5 18 5 18...
Страница 284: ...5 19 5 19...
Страница 285: ...5 20 5 20...
Страница 286: ...5 21 5 21...
Страница 287: ...5 22 5 22...
Страница 288: ...5 23 5 23...
Страница 289: ...5 24 5 24...
Страница 290: ...5 25 5 25...
Страница 292: ...9 9 9 9 7 7 5 5 9 9 5 5 M M 3 3 0 0 0 0 P P N N F F o o r r k k l l i i f f t t T T r r u u c c k k s s...