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1-62
1-62
8 8 . .
B B a a s s i i c c C C h h e e c c k k
Always follow basic troubleshooting steps.
Always follow basic
- -
T T a a l l k t
k to t
o th h e o
e op p e e r r a a t t o o r r . .
- -
Confi
Confirm
rm the o
the operat
- -
Vis
Visual
ually in
ly inspe
spect c
- -
Perform
Perf
orm basic
basic batt
- -
Che e ck b
Ch
ck ba a tt tte e r r y co
Always check each option and write down the reading.
Always check each option and
8 8 . . 1 1
T T e e s s t t i i n n g g T T o o o o l l s s
Note: The illustrations show digital multimeters. In these
Note: The
illustrations show digital multimeters. In these
multimeters, the positive (+) terminal is
multimete
positive charge, and the negative (-) terminal with
positive charge, and the negative (-) terminal with
negative charge. It should be noted that the terminals
negative charge. It should be noted that the terminals
must be connected inversely when using an analog
must be connected inversely when using an analog
meter.
meter.
Disconnect the battery plug before in
Disconnect the battery plug before inspecting or adjusting the controller.
8. 8.2 2
Me
Meas asur urem
To prevent acc
To prevent accidental moveme
idental movement of the truc
Stay away from the front wheels.
Stay away from the front wheels.
(1) Tilt the mast fu
(1)
Tilt the mast fully backward. Place blo
(2)
(2) Tur
Turn th
n the ke
e key sw
(3) Disco
(3)
Disconnect t
nnect the batt
(4) Rec
(4)
Reconn
onnect t
ect the ba
(5) Turn the key sw
(5)
Turn the key switch on. Connect
(6) Set t
(6)
Set the mu
he multim
ltimeter
(7) Connect the
(7)
Connect the positive termin
Note: Be careful not to short-circuit pins. For the
Note: Be
careful not to short-circuit pins. For the normal voltage value, refer to the card voltage chart on
troubleshooting steps.
perator's
or's descr
descriptio
iption of
n of the
the probl
problem w
ct cabl
ables, c
es, conn
onnec ector
tors, co
s, conta
ntacto
ctor tip
battery c
ery cables
ables to f
to frame
rame resis
resistance
y cond
ndit iti i on
on. .
write down the reading.
rs, the positive (+) terminal is applied with
applied with
specting or adjusting the controller.
emen
ent t of of Ca
Card rd Vo
Volt ltag
age e
nt of the truck, place wood bloc
k, place wood blocks under the
lly backward. Place blocks under the
cks under the mast, and tilt the
y switc
itch of
h off. f.
he battery plu
ery plug. Rem
g. Remove the c
ove the cover
he batte
ttery pl
ry plug.
ug.
itch on. Connect the negative t
the negative terminal of the
eter to th
to the 100
e 100 VDC r
VDC range
ange. .
positive terminal of the multim
al of the multimeter to eac
em with a
ith an ope
n operatio
rational c
nal check
heck. .
r tips, et
s, etc. c.
tance test
test. (at
. (at least
least 20 k o
20 k ohm)
hm)
1
1
1. 1. Mul
Multim
timete
eter r
2. 2. Cla
Clamp me
mp meter
ter
WARNING
WARNING
WARNING
WARNING
ks under the truck to lift the
truck to lift the front wheels o
mast, and tilt the mast forward
mast forward to raise the fro
over. .
erminal of the multimete
multimeter to the V G
r to the V GND terminal o
eter to each pin of connect
h pin of connectors detailed on t
ors detailed on the following pag
normal voltage value, refer to the card voltage chart on the following pages.
CHAPTER 1 CONTROLLER
CHAPTER 1 CONTROLLER
2
2
3
3
500961
500961
3. 3. IC IC cl clip ip
front wheels off the ground.
ff the ground.
to raise the front end of the
nt end of the truck.
truck.
ND terminal of the card.
f the card.
he following pages.
es.
the following pages.
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