Sakai R2-4, Руководство по ремонту

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10-050
TROUBLESHOOTING
Fig.: 2-6-2
R2-4-10006
20A 15A 15A 15A 15A 15A 20A 20A 20A 20A
FUSE
BOX
WR
10
14 12
11
13
9 8 7 6 5 4 3 2 1
WR WR WR
Power
excitation
circuit
5 V
power
supply
Movement
Movement
Movement
LCD
CP
U
EEPROM
C
AN
in
te
rfa
ce
Tachometer
Fuel meter
Temperature
meter
Hour meter
O
ut
pu
t
in
te
rfa
ce
Output interfac
e
Illumination LED
Water spray
indicator
Liquid spray
indicator
Flood lamp indicator
Vibration indicator
Turn signal indicator (L)
Turn signal indicator (R)
Parking brake
indicator
Note: The circuit in the dashed box is not mounted.
12V
12V
12V
Battery (+12V)
Input
interface
TA
input interfac
e
Fr
eq
ue
nc
y
di
vi
de
r
se
le
ct
or
AD
in
pu
t i
nt
er
fa
ce
Input interface
Input interface
Fuel sensor
Turn signal (R)
Turn signal (L)
Vibrator
Liquid spray
Water spray
Flood lamp
Parking brake
Lamp check
System configuration diagram
Starter switch (ACC)
REV. pulse input.1
(pickup)
REV. pulse input.2
(square wave)
Coolant temp. sensor
REV. ratio SEL.1
REV. ratio SEL.2
Charge warning
Engine oil pressure
warning
Coolant temp. SEL.1
Coolant temp. SEL.2
Hydraulic oil filter
warning
REV. ratio SEL.3
REV. ratio SEL.4
Side marker lamp
Combination meter
ilumination
Preheating
Side marker lamp
indicator
Engine oil pressure
warning indicator
Charge warning
indicator
Hydraulic oil filter
warning indicator
Preheating indicator
GROUND
SWP16F
SWP12M
COMBINATION METER
COOLANT TEMP. SEL.2 (OPEN)
COOLANT TEMP. SEL.1 (OPEN)
REV. RATIO SEL.4 (OPEN)
REV. RATIO SEL.3 (OPEN)
REV. RATIO SEL.2 (GND)
REV. RATIO SEL.1 (OPEN)
PREHEATING
CHARGE WARNING
ENGINE OIL PRESSUER WARNING
HYDRAULIC OIL FILTER WARNING
PARKING BRAKE
LAMP CHECK
TEMPERATURE METER
FUEL METER
REV. PULSE INPUT 2
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
VIBRATOR
LIQUID SPRAY
WATER SPRAY
FLOOD LAMP
SIDE MARKER LAMP
TURN SIGNAL (L)
TURN SIGNAL (R)
COMBINATION METER ILLUMINATION
REV. PULSE INPUT 1
STARTER SWITCH (ACC)
BATTERY (24V)
BATTERY (12V)
12
11
10
9
8
7
6
5
4
3
2
1
28
BrR
4 R 4 R
2W
G
44
73
L
52
5W
L
50 8WR
41
3LB
44 WG
TO
LIGHTING
RELAY
Lg
5W
L
51
52
65A
5W
L
30A
2 B
2 2B
2 B
SPEED PULSE
ON/OFF RELAY
5A
5A
8 Br
8
B
r
BrR 88
Y 65
f
c
a b
e
TO
STARTER
RELAY
BATTERY
RELAY
E
BR
NO COM
E
B
IG
L
STARTER MOTOR
S
B
E
65A
WATER SPRAY
PUMP (150W)
AV
60 B (HEB 60)
19 3LW
2 B
19 3LW
48
5W
1
5W
14
8W
R
50
8W
R
28 BrR
21 LgR
49 15B
21 LgR
BATTERY
ALTERNATOR
75A
COMBINATION METER
1_12F 2_12F 3_12F 4_12F 5_12F 6_12F 7_12F 8_12F 9_12F
10_12F 11_12F 12_12F
1_16M 2_16M 3_16M 4_16M 5_16M 6_16M 7_16M 8_16M 9_16M
10_16M 11_16M 12_16M 13_16M 14_16M 15_16M 16_16M
12V 115D31R
R2
R1
ACC
BR
B
C
LIGHTING SWITCH
4
1
5
6
3
2
THERMO
UNIT
FUEL
UNIT
4
1
5
6
3
2
WATER SPRAY
RELAY
G
g
e
B
2 4
3 1
WATER
SPRAY
TIMER
41 LB
41 LB
41 3LB
41 LB
34 LY
27 LR
27 LR
34 LY
2 B
19
LW
44
2W
G
44
45
36
RL
45
RL
45
RL
25
YB
46
YW
48
48 W
21 LgR
STARTER
SWITCH
28
BrR
2
B
2
B
73 L
65
Y
2 B
5W
WG
TO
SIDE MARKER LAMP
TAIL LAMP
LICENSE LAMP
TO
PARKING INTERLOCK RELAY
PARKING BRAKE SWITCH
ECU
TO
ECU
CONNECTION
LIGHTING SWITCH
1-3,4-5
1-3,4-6
1-2,4-6
POSITION
CONNECTION
1-3,4-5
1-3,4-6
1-2,4-6 ON
OFF
INT
POSITION
B A
CC
B
R
C
STARTER SWITCH
OFF
ON
ST
WATER SPRAY MODE
SELECT SWITCH
WATER SPRAY MODE
SELECT SWITCH