Ser v i c e Gu i d e f or WHEE WHEEL L L OA DER DER
. HYDRAULIC SYSTEM
. HYDRAULIC SYSTEM
1.Ge 1.Gener neral al System Sys tem
HL730-7 and HL740-7
Main Control Valve Bucket Spool
Main Relief Valve
Boom & Float Spool
HL740-7
Boom Raise 1
HL740-7
Boom Lower 2
2-1.Boom Float 3 HL740-7
HL757/760-7 2-SPOOL TYPE SECUND. RELIEF VALVE S PRESSURE CHECK PORT MAKE UP VALVE (CHECK V/V)
3-SPOOL TYPE BOOM SPOOL
BUCKET SPOOL MAIN RELIEF VALVE
BOOM SPOOL
BUCKET SPOOL
AUX SPOOL
MAIN RELIEF VALVE
2-2.MCV Operation Boom Control (1/2) 1. NEUTRAL
HL757/760-7 2. BOOM UP
HL757/760-7
MCV Operation Boom Control(2/2) 3. BOOM DOWN
2. BOOM FLOAT P MIN = 13~14 BAR FOR BOOM FLOAT
3.Ride Control System (Load Suspension) A. OPERATION RIDE CONTROL VALVE
ACCUMULATOR GROUP
RIDE CONTROL SWITCH
ON
OFF
Remark “AUTO” or “ON” appears on the cluster display in case of (1) & (2)
ALL MODELS
3-1.Hydraulic Circuit
Electric circuit: see chapter 9
ALL MODELS
ALL MODELS
4.Pilot Oil Supply Unit
PILOT OIL SUPPLY UNIT
(Pre-set 45 bar)
30 bar HL760-7 30 bar
(45 bar)
5.Safety Valve
ALL MODELS FEED LINE JOYSTICK
6.Joystick(Remote Control Valve)
BOOM KICK OUT & BUCKET POSITIONING SYSTEM : see chapter 9
ALL MODELS
7.Steering System HL 730-7 & HL 740-7
EMERGENCY STEERING PUMP (mounted on transmission.)
A : 1st Steering Pu mp B : Lo ader Pump
(5 bar)
Orbitrol Valve
Priority Valve
Steering Pump Steering Cylinder
7-1.HL730-7 & HL740-7 Steering Pump
Pump Access t hrough Cab Floor
Make HL730-7 : David Bow n HL740-7 : David B row n
Capacit y GPM
7-2.Orbitrol Steering Valve HL730-7 & HL740-7
L
T
R
P
L
T
R
P
7-3.Overload Relief Valve HL730-7 & HL740-7
7-4. 7-4.HL730 HL730-7 -7 & HL740-7 HL740-7Pri Prior orit ity y Valv Valve e CF
P EF LS
B. HL17, HL25, HL35, HL750, 760 ¦ Steering pr essu re adjustin g point : relief valve in side of Prio rit y valve. Note; One turn of
adjusting screw is 70kg/? (1000psi) approx.
Sec tion o f view of Priorit y valve for HL17, HL 25, HL 750,HL760
- Shot dow n the engine aft er lower the bucket on th e gr ound. - Remove connecting hose and fittin g (“T” port). - Insert th e Hexagonal wrench(7/32 inch) to the relief valve. - Turn t he Hex.wrenc h clo ckw ise to increase and turn anti -clo ckw ise to decrease the st eeri ng pressur e. - Assemble the fitting and hose at relief valve. - Check again the steering pr essure.
7-5.Steering Neutral HL 740-7 & HL 730-7
7-6.Left Turn HL730-7 & HL740-7
7-7.Right Turn HL730-7 & HL740-7
7-8.Steering Circuit HL757-7, HL760-7
STEERING VALVE (EHPS)
29 30 31 32 33 34
Emergency pum p Emergency Priority valve Check valve Check valve Emergency steering PS, NO (CD 40) Steerin g PS, NC (CD39)
(10bar)
STEERING PUMP WORK EQUIPMENT PUMP
EMERGENCY STEERING PUMP (mounted on transm.)
(5 bar)
Steering PS, NC (CD39)
Emergency steering PS, NO (CD 40)
HL757/760-7
7-9.Steering Piping
P
EF LS FROM EMERGENCY PRIORITY VALVE
T
HL757/760-7
7-10.Steering Valve (1/2)
ORBITROL
SHOCK & SUCTION VALVES (LEFT & RIGHT) MAIN STEERIN SPOOL PILOT PRESSURE VALVE (METERING SPOOL)
PRESSURE REDUCING VALVE (30Bar)
Steering Valve (2/2)
HL757/760-7
(CONSIDER ENGINE RUNNING)
1. NEUTRAL
2. STEERING LEFT
P(30bar)
to tank
(PLS = 0 bar)
(PLS = P) “ PRIORITY”
30 bar “ PRIORITY”
to emergency priority valve
210 bar
to emergency priority valve
Remark - in case of maximum steering (end of stroke): When the main steering relief valve opens, oil at left side of the priority valve will flow over the relief valve towards the tank; this results in bigger force at right side and by consequence the priority
HL757/760-7
7-11.Cushion Valve (1/2) The cushion valve eliminates steering jerk motion. Shocks will be prevented by relieving of high pressuer in the steering lines.
RELIEF ASSY PLUG 13 Ck
PLUG 13 Ck
Ck
(shimms)
1 SPRING FOR BOTH SIDES
RELIEF ASSY
Ck pressure test “ T”
PLUG 13
SPOOL
HL757/760-7
Cushion Valve (2/2)
Ck
Ck
pressure test “ T” Ck
RELIEF ASSY Steering Cyl
7-12 7-12.C .Cus ushi hion on Valv Valve e
- Funct Funct ion : ab ab sorb shoc k or vib v ib ratio ratio n which is created p ossibly, ossib ly, when when lo ader t ravel ravel uneven uneven rough ground grou nd or w hen hen loade loaderr tire hi t against against r ock, stock pile of so il and and et c durin g t ravel. ravel.
1)Inst 1)Inst all m anu anu al hydraulic hydrauli c p ump and gauge as f igure at st eering eering cylinde cyl inderr . 2)Remove 2)Remove plu g No.13 at cush ion valve valv e. 3)Ope 3)Operate rate pump and and check t he pres pr essu su re when oi l comes out f rom No.1 No.13 3
7-13.Steering Unit
HL757/760-7
HL757-7A
8.Brake System A. CIRCUIT
BRAKE PEDAL
50bar
CUT-OFF VALVE
7bar
170bar
PRESSURE SENSORS ON BRAKE CIRCUIT:
19 (CD26) 18 (CD3) 17 (CD4) 20 (CD5)
BRAKE LINE FILTER BRAKE
8-1.Brake Circuit
HL730/HL740-7
A. CIRCUIT
BRAKE PEDAL
Pilot Supply unit CUT-OFF VALVE
170bar
PRESSURE SENSORS ON BRAKE CIRCUIT:
19 (CD26) 18 (CD3) 17 (CD4) 20 (CD5)
BRAKE LINE FILTER BRAKE
ALL MODELS
8-2.Brake Piping
FRONT AXLE
REAR AXLE BRAK E PUMP FAN PUMP
ENGINE SIDE
ALL MODELS
8-3.Cut-Off Valve
CV1
Relief valve
CV2
Charging/brake (CD3)
Cut-off valve 150b max 120b mi n
CV3
Parking (CD26)
For verifying the accumulator pressure, do next: 1. Empty accu’s by pushing several times on the brake pedal (engine off) 2. Unscrew “charging press switch CD3, and mount pressure gauge (thread M10) 3. Start engine, check pressure
PARKING SOLENOID BRAKE LINE FILTER (replace strainer ~ 250 hrs)
P A3
BRAKE LINE FILTER
PS1 parking (NC, CD26)
PS1 parking (NC, CD26)
CV3 PS charging/brake (NC, CD3)
CV1
PS charging/brake (NC, CD3)
CV2
PARKING SOLENOID
Cut-off valve
Relief valve
Relief valve
parking sol, CN71
Cut-off valve
8-4.Brake Pedal
ALL MODELS
PS clutch cut-off, CD5
FRONT BRAKE PRESS
REAR BRAKE PRESS
PS brake sto p, CD4
8-5.HL730-7 & HL740-7 Parking Brake
Park Brake Foot Brake
ALL MODELS The parking brake is engaged: - when the machine is NOT operated - when (in case of machine operation) the parking switch is put in OFF-position)
PARKING BRAKE
In case of demounting the brake: Remove the cover and loosen the nut
PARKING SWITCH
Electric parking circuit: see chapter 9
HL760-7
Before adjusting gap: - start engine - parking switch in OFF position - block the wheels so that the machine cannot move
HL757-7, HL760-7
9.Electrically Controlled Hyd. Motor Fan Cooling System
Fan speed sensing factor - coolant temperature (proportional sensing), 70(800rpm)→90℃(1,150rpm) - engine Intake air temperature (on-off sensing), 70 ℃ ↑ - hydraulic oil temperature (on-off sensing), 95℃↑ - transmission oil temperature (on-off sensing), 90℃↑ Fan speed condition at engine high idle - if the temperature of factors is low, the fan speed is max 800rpm - if the temperature of factors is high, the fan speed is max 1150rpm
9-1.Fan Speed VS Engine Speed
Engine speed (rpm)
Fan speed at below 70℃
Fan speed at 80℃
Fan speed at over 90℃
800
600
600
600
900
625
650
670
1000
650
700
740
1100
675
750
810
1200
700
800
880
1300
725
850
950
1400
750
900
1020
1500
775
950
1090
1600
800
980
1150
1700
800
980
1150
1800
800
980
1150
1900
800
980
1150
ALL MODELS
MCU
Relief Valve + -
FAN MOTOR HL770-7
(±200 mA) (±700 mA)
Screw A
릴리프 밸브
압력 점검 포트
최대 Fan RPM:
HL730/740-7 1100 rpm HL757 1200 rpm HL760/770-7 1150 rpm
9-2.Hyd. Circuit
Direction Control
Speed Control
. POWER TRA IN
1.Transmission Zf full automatic ERGOPOWER tr ansmission s
HL730-3
HL740-3
HL757-7
(#848~)
HL760-3
HL770-3
HL780-3
(#1302~)
(#1171~)
(#141~)
HL760-7
HL770-7
1.1 Electric Control Syst em EST37 CONTROL UNIT
HL757-7, HL760-7
HL770-7
(1)
(2)
OPERATION
In automatic mode are 2 settings possible (mode 1 or mode 2) . Refer to page 6 for activating the prefered setting) AUTOMATIC SHIFT: CHOOSE BETWEEN MODE 1 & 2: MODE 1
AUTOMATIC SHIFT RANGE = [1 <--> 4 GEAR]
MODE 2
AUTOMATIC SHIFT RANGE = [2 <--> 4 GEAR]
(or quick shift)
The kick down switch can be programmed in 2 ways (mode 1 or mode 2) . Refer to page 6 for activating the prefered setting)
KICK DOWN SWITCH (OR QUICK SHIFT)
QUICK SHIFT FUNCTION : CHOOSE BETWEEN MODE 1 & 2: MODE 1
Pushing the switch results in linking PIN ED7 of the transmission controller to the ground.
PUSHING QUICK SHIFT BUTTON RESULTS ALWAYS IN SHIFTING DOWN:
MODE 2
2 --> 1
PUSHING QUICK SHIFT BUTTON RESULTS IN SHIFTING DOWN & UP:
2 --> 1 --> 2 --> 1
GEAR SELECTOR CONNECTORS (CN121, CN122) ARE SITUATED BEHIND FRONT WIPER PANEL:
Declucth electric mechanism: see page 70
1.2 Operating Modes of EST37
error codes table in service manual)
“
“
AEB Procedure see page 60
1.3 Section View 4WG-210 (~190) (HL760-7/HL757-7)
4WG-260/310 (HL770-7/HL780-3)
CONTROL VALVE BLOCK
CONTROL VALVE BLOCK
CONVERTOR RELIEF VALVE
1.4 Installation View HL757-7, HL760-7
HL770-7A (PTO, main pump conn.)
(PTO, main pump conn.)
Coarse filter
1.5 Hydraulic Circuits A. HL757-7, HL760-7
(inside block)
see page 58
B. HL770-7A
Full close : 500mA Full open : (inside block)
see page 58
100mA(8.4bar)
1.6 Shift Management Load Upshift,Coast Downshift
Input speed 16bar
e r u s s e r P
Offgoing clutch
10bar
Oncoming clutch 4bar
Fast filling Fill compensation
Take over
Slipping phase
New gear
1.7 Correct Clutch Filling
e r u s s e r P
Clutch f illing
Fast fill time depending on - Size of clutch
Fills clu tch chamber
- Clutch gap
Compensating time Fast fill time Moves pisto n towards d iscs e r l l i u f s t s s e a r F p
Compensating pressure depending on tolerances in -
Pressure regulator Booster valve Clutch spring Clutch seal ring
Time Compensating pressure
1.8 Determination Compensating Pressure
n Turbine
2 Seconds
Increase by 0.1 bar
Clutch pressure Time Pressure
1.9 Determination Fast Fill Time
n Turbine Increase by 0.01sec
Fast fill time
0.15 sec
Time
1.10 Transmission Measuring Points A. HL757-7, HL760-7
RIGHT SIDE VIEW
BACK SIDE VIEW
ENG (T-transm CD-15)
LEFT SIDE VIEW SEE ALSO PAGE 57
Emergency Steering pump
(Output speed)
Not Conn.
CD-27
Not Conn.
CD-51 CD-50 CD-17 47 TRANSMISSION
21
VENT CONVERTOR 48
CD-15
B. HL770-7A
FRONT SIDE VIEW
RIGHT SIDE VIEW
(T-transm CD-15)
BACK SIDE VIEW
(Output speed)
SEE ALSO PAGE 57
Not Conn. Not Conn.
CD-15
CD-50 CD-17 CD-51 CD-27
1.11 Electro Hydraulic Contr ol Block A. SECTIONAL VIEW
PROPORIONAL VALVE (SEE NEXT PAGE)
1.12 Proportional Valve
Pressure regulator part
SECTION B - B Current Connection
Clutch Neutral : Clutch Active:
at 100 mA at 500 mA
(NFS, BOOSTER Valve)
Pressure regulator part
ScreenFilter (to Tank) EXAMPLE OF FILL PRESSURE AND CURRENT AS FUNCTION OF TIME
ScreenFilter (TO NFS)
K2 (press)
(9 bar)
K1 (press)
9 bar Amp 2
Amp1
Operating pressure (TO NFS)
1.13 Picture View of Valve Block
(SUMP) TEMP SENDER
SCREEN FILTERS INSIDE PLATE
1.14 AEB (Automatic Filling Parameter Determination) A. DESCRIPTION
Before starting the AEB cycle : 1) warm up the transmission (T transm > 80°C) 2) move shift lever to Neutral position 3) engage parking brake 4) make sure that RPM is between 900 - 1000 How to operate AEB procedure On the display: - select Menu / Adjustment - push “AEB” during 2 seconds Now, “K1, K2, K3, K4, KV, KR” and finally “OK” should be displayed on the screen successively If not so, refer to the AEB table on next page and make sure that all parameters are OK . Then, try again
Display During AEB Mode (1/2)
Display During AEB Mode (2/2)
1.15 Data Transmitters & Proportional Valves All Loaders
1.16 Transmission Error Codes List
FIND DETAILED INFORMATION ABOUT TRANSMISSION ERROR CODES IN THE HL757-7, HL760-7 SERVICE MANUAL, AT PAGE 3-27 HL770-7 SERVICE MANUAL, AT PAGE PAGE 3-20
* * Transmission temp. is lower then -12 °C
2. HL730-7 & HL740-7 Axle Assemblies Front Brake Parking piston
Oil Passage
Service piston
2.1 HL730-7 & HL740-7 Axle Assembly Front brake Adjustment
Oil Passage
-> Loose 3 turn s to anticl ockwi se after compl etely tig hten the screws
2.2 HL730-7 & HL740-7 Axle Assembly Front Brake Checking
2.3 Axles / Final Drive
HL757-7, HL760-7, HL770-7A
6 5
7 8 9 10 11
4 3 2
1 19 18 17
12 13 16 15
14
HL757-7, HL760-7, HL770-7A
. ELECTRIC SYSTEM
1. Electric system 1-1. Location 1-2. Parking system 1-3. Clutch cut-off system 1-4. Kick-out system 1-5. Ride control system 1-6. Emergency steering system
2. Cluster monitoring 3. Lights/Wiper circuit
1. Electric system
ALL MODELS
1-1. Electric components location Cluster
Machine Control Unit & Relay bord Transmission Control Unit & Fuse box Engine Control Unit
1) Electric wir e code color code electric wires Y
Yellow
G
Green
L
Blue
Gr or GY Gray W
White
Br or BR
Brown
Or or OR Orange V
Violet
B
Black
R
Red
Example: BrL (Br/L)
= Brown wire with blue stripe on it
2) Cluster Pin Lay-Out
3) Electric Throttle Pedal
Safety Device permanent ignition Remark: PIN 9, 10, 20: For program resetting PIN 14, 15: MCU communication lines
Neutral
Accel.
4) CLUSTER Gauge specification
ALL MODELS
5) Control lers 3 contro llers are connected to each other for op timal machine control
Transmission Control Unit (TCU) (EST37)
Machine Control Unit (MCU)
Engine Control Unit (ECU) (CumminsECM)
CN92 (HYUNDAI ATTACHMENT)
CN52
CN58
CN59
SENSOR CONNECTOR 50 p (2 PLUGS)
ALL MODELS
6) Free Connectors DIAGNOSIS / PROGRAMMING CN98
RESISTOR 120 Ohm
( = CN99 on eng.harness)
CUMMINS DIAGNOSIS CN139
CN97
MCU HYUNDAI PROGRAM UPGRADE/DIAGNOSIS
CN98 CN97 CN53
DATA CABLE
CN95
DATA CABLE CLUSTER HYUNDAI PROGRAM UPGRADE
CN138
CN53
DATA CABLE TCU Zf PROGRAM UPGRADE/DIAGNOSIS
OTHERS:
CN95
CN138
12V DC-DC CONVERTER (OPTION)
CN139
12V SOCKET (OPTION)
CN111
TWO LEVELER (JOYSTICK OPTION)
1-2. Electric Parking System - MACHINE ‘NOT’ OPERATED
ALL MODELS NO VOLTAGE
PARKING BRAKE ALWAYS ENGAGED PARKING BRAKE RELEASED
- MACHINE (IGNITION) ‘ON’ 24V
PARKING SOLENOID
PARKING SWITCH OFF 24V
CONTROLLER (MACHINE CONTROL UNIT)
OFF PARK PS NC,(CD-26)
24V
0V PIN 2
24V
PARKING SIG
EST 37 (TRANSMISSION CONTROL UNIT)
24V PIN 21
PARKING SWITCH ON
ED 10
TRANSMISSION OPERATIVE
24V 0V 0V ON 0V
PARKING BRA KE ENGAGED & TRANSMISSION IN NEUTRAL
1-3. Electric Declutch System
ALL MODELS
CONTROLLER (MACHINE CONTROL UNIT)
24V PIN 10
CLUTCH CUT OFF SW
24V PIN 29
CLUTCH CUT OFF PS
ON CLUTCH CUT-OFF SWITCH BRAKE PEDAL PUSH
: 25Kg/cm
2
24V PIN 66
EST 37 (TRANSMISSION CONTROL UNIT)
ED 9
CLUTCH CUT-OFF PS NO (CD-5)
TRANSMISSION IN NEUTRAL
1-4. Electric Boom & Bucket Positioning System
Two proximate switches, mounted on the front structure of the machine, make sure that the joystick is “locked” in the position “boom up or bucket in”, as long as the boom or bucket has not reached the target position.
Fuse RCV / 24V
86
ALL MODELS
30
Proximate switch BOOM KICK OUT B E S
BOOM UP RY CR-41 85
87
86
30
Proximate switch BOOM KICK OUT
87a
B E S
BUCKET RY CR-40 85
87
Coils inside joystick housing automize next operations: BUCKET IN (1) BOOM UP (2) BOOM DOWN (FLOAT) (3)
Proximate switch BUCKET LEVELLER
87a
(1)
(2)
CN114
(3)
CN111
24V
Proximate switch BUCKET LEVELLER
Optional plug Max. 6mm
LED
1-5. Electric Ride Control System
ALL MODELS
- ’Auto’ position (Higher than 9.5Km) Ride control v/v
Fuse 24V
AUTO = SPEED DEPENDING
1 2 3
OFF ON
RIDE CONTROL SWITCH
1
EST37 TRANSMISSION CONTROL UNIT
2 8 (VPS2)
RIDE CONTROL RY 3 57 (ADM5)
signal from speed sensor
1-5. Electric Ride Control System - ’ON’ position Ride control v/v
Fuse 24V
AUTO
1 2 3
OFF ON, CONTINUOUSLY
RIDE CONTROL SWITCH
1
EST37 TRANSMISSION CONTROL UNIT
2 8 (VPS2)
RIDE CONTROL RY 3 57 (ADM5)
signal from speed sensor
1-6. Electric Emergency Steering system
CONTROLLER (M ACHINE CONTROL UNIT) Fuse Option
EMERGENCY STEERING PUMP
Y R G N I R E E T S
32
S P G N I R E E T S
15
S P P / P G N I R E E T S
3
CR-37 (EMERGERNCY STEERING TEST SW )
(NO, 5Kg/cm2)
(STEERING PS,NC : 10Kg/cm 2 )
2. Cluster monitoring The display be be configured like TYPE1 or TYPE 2: (Go to menu group “adjustment-display” for this setting)
2-1. LCD LAY-OUT DISPLAY
MENU BUTTONS
Scroll between meu items
EXPLANATION OF DISPLAY ELEMENTS
2-2. MENU EXPLANATION (1/3) EXAMPLE: ACTIVATING JOB TIME MEASUREMENT
AUTOMATIC SHIFT: CHOOSE BETWEEN MODE 1 & 2:
AUXILARY SWITCHES INSIDE MENU PERMIT TO ACTIVATE ABOVE FUNCTIONS WHEN STANDARD SWITCHES ARE DEFECT (AUTO SELECT & CLUCTH CUT-OFF)
MODE 1
AUTOMATIC SHIFT RANGE = [1 <--> 4 GEAR]
MODE 2
AUTOMATIC SHIFT RANGE = [2 <--> 4 GEAR]
2-2. MENU EXPLANATION (2/3)
SEMI AUTO: MODE 1 : 2->1->2->1 MODE 2 : 2->1->2->1 FULL AUTO: MODE 1 : 4->3->4->3 3->2->3->2 MODE 1 : 4->3->2->1
2-2. MENU EXPLANATION (3/3)
MODEL
(see p. 60)
Refer to next page
Refer to next page
Refer to next page
WARNING LAMP If the warning lamp lights up and the buzzer alarms, there might be an error: to check this, do next steps on the menu: MENU - DIA GNOSTICS - MA CHINE - FA UL T CODE:
f or vi ew in g Mac hi ne er ro rs c od es
MENU - DIA GNOSTICS - ENGINE - FA UL T CODE:
f or vi ew in g En gi ne er ro rs co des )
MENU - DIAGNOSTICS - TRANSMISSION - FAULT CODE: for viewing Machine errors cod es) Explanation of the codes : see next pages
2-3. ERROR CODES LIST 1) MACHINE ERROR CODES LIST (HYUNDAI) When displaying the code, read the error description by pushing on the “enter” button:
2) ENGINE ERROR CODES LIST (CUMMINS QSB/QSC) (1/3)
2) ENGINE ERROR CODES LIST (CUMMINS QSB/QSC) (2/3)
2) ENGINE ERROR CODES LIST (CUMMINS QSB/QSC) (3/3)
3) TRANSMISSION ERROR CODES LIST (Zf)
FIND DETAILED INFORMATION ABOUT TRANSMISSION ERROR CODES IN THE HL757-7, HL760-7 SERVICE MANUAL, AT PAGE 3-27 HL770-7 SERVICE MANUAL, AT PAGE PAGE 3-20
2-4. SYMBOLS TRANSMISSION WARNING
* * Transmission temp. is lower then -12 °C
3. Lights/Wiper circuit
(1) CLEARANCE LIGHT(STAND) + NUMBERPLATE LAMP + ILL. OF CLUSTER & SWITCHBOARD (2) SAME LIKE (1) , BUT WITH HEAD LIGHT
SWITCH BOARD (1) FRONT WORK LIGHTS (2) SAME LIKE (1) , BUT WITH REAR WORK LIGHTS REMARK ONLY FUNCTIONS WHEN CLEARANCE LIGHTS ARE ACTIVATED MULTI FUNCTION SWITCH: SEE NEXT PAGE 1, 2
HAZARD SW (4 DIRECTION LIGHTS)
1, 2
REAR WORK LIGHTS
1, 2 NUMBERPLATE LAMP (1) REAR WIPER, CONTINUOUS SPEED (2) +REAR WASHER OPERATION,DURING PUSH
FRONT WORK LIGHT
STOP LIGHT -S
DIRECTION LIGHT - T
CLEARANCE LIGHT (STAND) - C
HEAD LIGHT - Lo (+ HIGH BEAM LIGHT Hi)
DIRECTION LIGHT FRONT
BEACON SW, AT LEFT UPPER SIDE -FOR ROTATOR LAMP ON ROOF (OPTION)
CLEARANCE LIGHT (STAND) - C
3-1. MULTIFUNCTION SWITCH
HORN
FRONT WASHER OPERATION, DURING PUSH (AUTOMATICALLY FRONT WIPER WILL WORK 2,3 TIMES AS WELL)
-LEFT & RIGHT DIRECTION LIGHT
-HIGH BEAM FLASH LIGHT -HIGH BEAM LIGHT (ONLY OPERATIVE WHEN HEAD LIGHT IS “ON”)
FRONT WIPER OPERATION J = INTERMITTENTLY (INTERVAL ADJUSTABLE VIA MENU ON CLUSTER: MENU/ ADJUSTMENT/WIPER INTERMITTENCE)
I, II = CONTINUOUS SPEEDS (1.,2)
3-2. ILLUMINATION CIRCUIT (CLEARANCE LIGHT,...) FRONT REAR
S T C
CLEARANCE LIGHT (STAND) - C
S T REAR
C
S T
C
REAR
FRONT
FRONT
3-3. HEAD LIGHT CIRCUIT
FRONT
FRONT
FRONT
3-4. WORK LIGHT CIRCUIT
REAR
REAR
REAR
REAR WORKLAMP ON HL740-7
FRONT
FRONT
FRONT
3-5. HAZARD, TURN AND ROTARY CIRCUIT REAR
6. HAZARD, TURN AND ROTARY CIRCUIT
REAR DIRECTION LIGHT - T
OPTION
REAR
FRONT
FRONT
FRONT DIRECTION LIGHT - T
3-6. WIPER AND WASHER CIRCUIT
3-7. ELECTRIC COMPONENT SPECIFICATION (1/4)
ALL MODELS
3-7. ELECTRIC COMPONENT SPECIFICATION (2/4)
ALL MODELS
3-7. ELECTRIC COMPONENT SPECIFICATION (3/4)
ALL MODELS
3-7. ELECTRIC COMPONENT SPECIFICATION (4/4)
ALL MODELS
