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If the motor is tested by itself, fix the motor on a work bench se
If the motor is tested by itse
motor with the slow speed.
motor with the slow speed.
CHAPTER 3 MOTOR
CHAPTER 3 MOTOR
(1)
(1) Be sur
Be sure to sec
e to secure th
(2) Use the ba
(2)
Use the batter
(3) Con
(3)
Conne
nect w
The right side
The right side
- -
Conne
Con
nect th
- -
Conn
Connect
ect the
- -
Con
Conne
nect th
- -
Conne
Connect the wi
(water resistant type 4P).
(water resistant type 4P).
The left side
The left side
- -
Conne
Con
nect th
- -
Con
Connec
nect the V
- -
Conne
Con
nect th
- -
Connect the wi
Conne
(water resistant type 4P).
(water resistant type 4P).
6. 6.3 3
In Insp
spe e ct cti i on
Measure the insulation between terminals and stator with
Measure the insulation between terminals and stator with
the Megger.
the Megger.
- -
App
Apply t
ly the e
the stator.
the stator.
- -
App
Apply t
ly the l
each terminal. (U, V and W)
each terminal. (U, V and W)
Tool
Tool
M M e e g g g g e e r r
lf, fix the motor on a work bench securely.
ure the moto
e motor ASS'
r ASS'Y on a work b
Y on a work bench.
ttery of the forkl
y of the forklift truc
ift truck to carry ou
k to carry out testi
ct wire
ires as f
s as foll
ollows
ows. .
ct the U1 ca
e U1 cable f
ble from t
rom the ch
he chass
assis to t
the V1 c
V1 cable
able from
from the
the chassi
chassis to
ct the W1 ca
e W1 cable f
ble from
rom the c
the chas
hassis t
sis to the W
ct the wire harn
re harness fro
ess from the chas
m the chassis (wat
ct the U1 ca
e U1 cable f
ble fro rom the c
m the chas
hassis t
sis to the V
t the V1 cab
1 cable fr
le from th
om the cha
e chassi
ssis to th
ct the W1 ca
e W1 cable f
ble from
rom the c
the chas
hassis t
sis to the W
ct the wire harn
re harness fro
ess from the chas
m the chassis (wat
on of of in ins s u u la lati tio o n n
he eart
arth pr
h probe
obe (ne
(negat
gative
ive [-] [-]) of
) of the
he line
ine pro
probe (
be (pos
positi itive [
ve [+])
+]) of t
Specific resistance
Specific resistance
0 0 . . 5 5 M M o o r r g g r r e e a a t t e e r r ( ( D D C C 5 5 0 0 0 0 V V ) )
curely. The motor may mo
The motor may move suddenly when starting.
ench.
t testing.
ng.
is to the U
he U1 ter
1 termin
minal on t
al on the m
he moto
otor. r.
s to the
the V1 t
V1 term
erminal o
inal on the
n the moto
motor. r.
o the W1 ter
1 termin
minal on t
al on the m
he moto
sis (water res
er resistan
istant type 4P) to t
t type 4P) to the conne
o the V1 ter
1 termin
minal on t
al on the m
he moto
otor. r.
s to the U1 te
e U1 termi
rminal o
nal on the m
n the moto
otor. r.
o the W1 ter
1 termin
minal on t
al on the m
he moto
sis (water res
er resistan
istant type 4P) to t
t type 4P) to the conne
the Me
Megg
gger t
er to o
of the M
he Megg
egger t
er to o
ve suddenly when starting. Test the
otor. r.
he connector of t
ctor of the spee
he speed senso
otor. r.
he connector of t
ctor of the spee
he speed senso
Test the
3-9
3-9
d sensor in the mot
r in the motor or
d sensor in the mot
r in the motor or
502721
502721
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