Thủy lực và điện máy đào EX200
Trang 1ELECTRICAL SYSTEM / Component location EX200-2
OUT SIDE CAB
KEY SWITCH
Pr
TEMPERATURE SENSOR
M4 RG
EMERGENCY
RELAY
MONITOR
‘power
GAUGE LIGHT FUSIBLE LINK
BATTERIES
COOLANT LEVEL SW
BATTERY RERAY RELAY LOAD DUMP DOME LIGHT LIGHTER FAN MOTOR ALTERITOR ENG.OIL PRESSURE AOCATON ENGOIL
PRESSURE SW
LEVEL FILTER fESTRICTI
T
A
WASHER
A
ace RADIO
ree
$P+
ACKuP
GNo ŠÊ~
RESTRICTION SW
ANTENNA
i
=="l INSIDE CAB WALL
STARTER
UN SIDE CAB
z|3|^
w THERMO SW
PEAKER
a Y) ALARM BUZZER
INSIDE CAB WALL POWER ON SIGNAL
WIPER
a
AIR CONDITIONER(
Moi Mw} MO! Fw
z|Ð
AIR COMPRESSOR
ue ow (OPTIONAL)
oo PRESSURE SWITCH
ua
A
WIPER RELAY
ACG
ff r8
SWING DAMPENER VALVE
AUTO LUBRICATOR 2RB
SWITCH PANEL 1
sw
57 48 59 102 110 POWER SÁCK SOLENOID “
+! OTHER
Bw
2 TRAVEL
EC MOTOR RELAY
*BOOM UP
4
n
5 ARMIN
»
ow
GLOW PLUG
33) WORK MODE psa Fe PROPORTIONAL
6 BUCKET SC
z
st
NG P
a GND !9 2 CONTROL (3 PO-8 2 up DISPLACEMENT
is P
SOLENOID
1 cown VALVE
H1
3 ASENSOR p [3
we se33_SENSORI4!
@ ) POWER 13" SELECTOR (oar
3) WARMUP IN OUT
fens? SENSOR
WORK LIGHT
fengh SENSOR] «
TRAVEL SOLENOID
20 \
30 EC SENSOR i
ENGINE
=
CHANGEOVER SW ,
(NORMALLY OPEN)
OUT SIDE CAB IN SIDE CAB CONTROL GND = MOTOR GND IN SIDE CAB | OUT SIDE CAB
¢ 8
T107-04-01-008
Electric wiring điagram
T04-01-09
Trang 2
8
Z
Electric wiring diagram (Detail) [Monitor]
MONITOR
[Switch Panel 1] 4
!t9[ —Té† Trrfisfi COOLANT TEMP,CO SAUGE R MONITOR CONTROLLER ity (tay {ia 13] Tao > FUEL GAUGE r
SWITCH FANE T 8s đ*)3)5)2)5 >
©
Sz|£lE|=|5|»|Š 2 c LEVEL a
=
PREHEAT INDICAT [Fuse Box(1 — 10)]
4/5 7] 8} 9/10)
Jsai<isis}
E) lElx|s|2|-|SIS EC PVC
[Switch Panel 2] Ed g hale |> & & [E C [ ]
5L JmlIÐ9ÍE| Jats 3 POWER BACK SOLENOID SP
25¬—
_PANEL LIGHT] LỆ 4 = 39 26 24 37 ¡ 10216 | EC
—ltrur MOTOR POWER 4 PRESSURE SWITCH { !7>——
Toe ut Tọ (OUTPUTSE——— t6—
—1!e+ pvc \, GND gf
= =] 3! waRMUP IN OUT =]za) SOLENOID ae)
© | TRAVEL SOLENOID — 29) WORK MODE we | Si
_— 5 ECMOTOR ; (8á ——— 1(l—— lio, SOLENOID wens é 1) mm
pa — 20 2i ——
i 30 EC SENSOR {ss —— aM
25 36 lôi t0 1 To EC PUM OL t04ÌF——
CHANGEOVER.SW B (NORMALLY OPEN) + 1258 1s ep
( OTOR GND 1?
CONTROLGND M 3; ASENSOR (Ee
“wo 3238 SENSOR| 41 -——
T04-01- †11
T107-04-01-00g
Trang 3
EX200-2
HYDRAULIC SYSTEM /CONTROL CIRCUIT
MAIN HYDRAULIC CIRCUIT
NEUTRAL CIRCUIT
When the control levers are in neutral positions,the system oil pressure from the main pump is blocked at the control valve by main spools The oil pressure in the circuit increases until it overcomes the spring force in the unload valve and returns to the oil tank through the return circuit and oil cooler
ARM
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@
BUCKET
=
8
Tre
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Ae
T05-03-01
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