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CHAPTER 1 CONTROLLER
CHAPTER 1 CONTROLLER
7 7 . . 2 2
R R e e p p l l a a c c i i n n g g I I n n v v e e r r t t e e r r
Removal
Removal
(1) Perf
(1)
Perform st
orm steps (1) t
Be sure to discharge all inverters.
Be sure to discharge all inverters.
(2) Disco
(2)
Disconnect
nnect all fiv
terminals.
terminals.
When disconnecting the connector, hold the connector housing and plug, and unlock the connector.
When disconnecting the connector, hold the connector housing and plug, and unlock the
Holding the case may cause damage to the inside card, while holding the cable may
Holding the case may cause damage to the
(3) Remove M
(3)
Remove M10 bolts (four
Installation
Installation
(1) Wipe off the
(1)
Wipe off the dirt and therm
the aluminum base plate of the
the aluminum base plate of the inverter.
(2) Apply thermal past
(2)
Apply thermal paste approx. 1 mm
contact with the truck body.
contact with the truck body.
Apply thin and even thermal paste since it works to
Apply thin and even
(3)
(3) Fix t
Fix the in
he inver
(4)
(4) Conn
Connect th
ect the powe
Use the correct power cables and terminate marked cable ends to the correct terminals marked on the motor.
Use the correct power cables and terminate marked cable ends to the correct terminals marked on the motor.
Cables terminated at the wrong terminals on the motor may cause the motor to rotate in the opposite direction when
Cables terminated at the wrong terminals on the motor may cause the motor to rotate in the opposite direction when
activated.
activated.
M8 nut
M8 nut
(5)
(5) Conne
Connect the m
eps (1) to (6) in Inv
o (6) in Invert
erter Disc
er Dischargi
all five powe
e power cabl
r cables fro
es from P, N, U
m P, N, U, V and W
10 bolts (four places) fixing
places) fixing the inverte
dirt and thermal paste from
al paste from the inverter
inverter.
e approx. 1 mm (0.04 in.) thick to
(0.04 in.) thick to the area whe
thermal paste since it works to release generate
verter w
ter with M
ith M10 bol
10 bolts. ts.
e power cable
r cables to P, N, U
s to P, N, U, V and W te
, V and W termin
Item
Item
P, N
P, N
{1.63 ± 0.10 kgf·m}
{1.63 ± 0.10 kgf·m}
U, V and W terminals
U, V and W terminals
[11.80 ± 0.74 lbf·ft]
[11.80 ± 0.74 lbf·ft]
ct the main harn
ain harness con
ess connect
nector to th
or to the inver
harging
ng Proc
Procedur
edure. e.
CAUTION
CAUTION
, V and W
CAUTION
CAUTION
inside card, while holding the cable may cause wire breakage.
the inverter, then r
r, then remove the
emove the inverter.
the inverter mounting surfa
mounting surface and remov
the area where the alum
re the aluminum base plate
CAUTION
CAUTION
release generated heat from the inverter to the truck
d heat from the inverter to the truck body.
rminals.
als.
CAUTION
CAUTION
Tightening
Tightening
torque
torque
16 ± 1.0 N·m
16 ± 1.0 N·m
e inverter.
ter.
CAUTION
CAUTION
connector.
cause wire breakage.
inverter.
ce and remove dirt from
e dirt from the mounting
the mounting surface and
inum base plate of the inverte
of the inverter comes int
1-53
1-53
500950
500950
surface and
r comes into o
body.
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