2-4. Electrical Circuit Diagram (TW354 ROPS)
0447-99020-0-10192-A
0446-75805-0-20518-C
COM
NC NO
NC
NC NO
COM
COMNO
COM
NO
NC
COM
NC NO
OPEN
REV RATIO SEL.
2
3
4
1
34 PULSE/REV SET(NO.3)
COOLANT TEMP. SEL.
2
1
OPEN
OPEN
GND GND OPEN
COMBINATION METER SET
TEMP. 50-103 SET(NO.0)
13 2Y
BR
G
Or
Or
Or
Or
Or
309 G
B
R
Y
24
W
309 G
27 GY
BY
29
51 Br
Y
12
11 BrB
37
38
39
GB
LW
B
17
WR
B
B
47
BrR
46
LgR
302
LgR
LY
LW
1
18
39
4
6
5
3
2
GY
27
9 BrW
9 BrW
20
2BrR
R
B
2
1
3
9
BrW
9
BrW
9
20 2BrR
2BrW
1
3
5
2
1
3
5
2
2B
2Br
2G
6
305
IDLE
FULL
307 GW
W
B
25 3W
B
3BW
300
3BW
R
LgR
302
LgR
302
2
5
3
1
301 Y
301 Y
4
1
5
6
2
3
B
YG
B
Y
12
YB
54
YG
53 LR
55
57 L
53
LR
22 RB
L
57
54
YB
B
Y
B
B
B
52 YW
15
YL
BrB
39 LW
GR
36
35 G
38
GB
37
R
B
BrW
YW
G
GW
YR
GR
Y
W
OG
GB
OW
WB
RB
LgY
GY
LW Br LB
L
WR GL LR
P
YL
O
B
B
10
WG
37 GB
37 GB
61 RG
61 RG
36 GR
35 G
37 GB
35 G
36 GR
24 RY
24 RY
61 RG
60 BrY
60
BrY
W
B
f
e
c
b
a
f
e
c
b
a
25
3W
27
GY
23
RL
11
22
RB
21
RG
GR
GY
19
3
2
1
55
59
39
43
45
44
42
46
18
38
36
35
24
35
36
33
24
27
24
21
308
36
35
34
30
37
38
37
19
19
40
33
26
300
44
45
43
34
21
21
21
31
30
27
46
46
51
23
23
42
18
39
52
14
10
17
10
12
2
2
14
32
16
3
10
11
5
7
5
7
32
22
28
13
6
8
16
8
6
25
24
23
22
21
19
18
18
18
42
45
45
44
43
23
23
38
37
37
18
46
42
44
45
43
39
22
15
40
41
G
G
Lg
LW
3R
BrR
3L
Y
LY
R
B
W
B
W
B
3LY
BrR
3LB
BrY
Br
RW
LW
RB
RW
Br
BrY
3LB
BrR
3LY
WR
YG
LgW
RY
WB
R
Y
3R
3R
WB
3LB
3G
3L
Y
3R
3BY
RB
22 RB
R
B
B
3BY
5WG
3GW
5WR
G
GR
2GB
2GB
1
2
3
Or
B
B
G
1
4
2
3
6
5
R
B
R
LgW
B
R
R
B
R
13
14
12
11
5
2
10
9
8
7
6
4
3
1
RL
2Y
B
RG
5R
C
C
NO
NO
NC
NC
Br
Br
B
B
G
G
Br
Br
B
RL
RL
Br
BrR
B
B
Sb
6
2
RL
B
3BR
LgW
Br
RW
BrY
BrY
RW
RL
GY
Lg
RG
WL
8WY
3W
Y
WR
5WR
3W
3W
WL
YW
LgR
WG
5WG
BrB
B
GY
GR
G
G E
H F D B
4
1
3
5
L
R
E
L
B
IG
B
ACC
R2
R1
C
ST
OP
RG
LW
GY
E
L
B
G
G
R
R
R
GY
R
Y
Br
R
Y
RB
RG
RG
B
RW
YL
B
3LY
3LB
GR
2GB
2GB
G
AV60
B
B
LgW
4
NO
AV60
BR
COM
AV60
12V 80AH
95D31R
28
26
3
4
2
1
LgR
LgW
8W
Y
5B
R
5WR
5W
S
B
5W
R
3G
W
5R
3G
1.25
B
1.25Br
3
4
5
6
g
B
G
e
Br
W
Br
B
LAMP
CHECK
W
ATER SPR
AY
GROUND
WR Y YL YR YW
FUEL
METER
TEMPER
AT
URE METE
R
ENGINE OI
L PRESSURE
WA
RNIN
G
G
RE
V.
RA
TIO SEL.2
TURN SIGNAL(R
)
PA
RKING BRAKE
HYDRAULIC OI
L FI
LT
ER
WA
RNING
PREHEA
TIN
G
VIBR
AT
OR
LIQUID SPR
AY
RE
V.
RA
TIO SEL.4
TURN SIGNAL(L
)
FLOOD LAMP
RE
V.
PULSE INPU
T
1
RE
V.
RA
TIO SEL.3
ST
AR
TER SWITCH(ACC
)
COOLAN
T
TEMP
. SEL.
2
RE
V.
RA
TIO SEL.1
CHARGE
W
A
RNING
COOLAN
T
TEMP
. SEL.
1
COMBINA
TION METER ILLUMINA
TIO
N
RE
V.
PULSE INPU
T
2
SIDE MARKER LAMP
GB
GR GW GY L LB
LgY
LR LW
O OG OW P R RB W WB
BA
TTE
R
Y
12V(+)
GL
LIGHTING
INTERLOCK RELAY
STARTER
SWITCH
BATTERY
RELAY
FUSE BOX
FUSE
BRAKE LAMP RELAY
HORN SWITCH
HORN RELAY
FUSE
FLASHER
UNIT
ALTERNATOR
SOL
SOL
VIBRATOR
SOLENOID
WATER SPRAY
MODE SELECT
SWITCH
F-R LEVER VIBRATION
SWITCH (R)
F-R LEVER VIBRATION
SWITCH (L)
LIQUID SPRAY PUMP
LIQUID SPRAY SWITCH
VIBRATION MODE
SELECT SWITCH
M
TURN SIGNAL LAMP (L) 21W
TURN SIGNAL LAMP (R) 21W
HEAD LAMP
(L) 55W
HEAD LAMP
(R) 55W
HORN
BATTERY
F.L.
FUSE
STARTER MOTOR
FUEL PUMP
GLOW
LAMP
TIMER
WATER SPRAY
RELAY
VIBRATOR RELAY
VIBRATOR LAMP
RELAY
FUEL GAUGE
UNIT
ENGINE OIL
PRESSURE
SWITCH
THERMO
UNIT
HYDRAULIC
OIL FILTER
SWITCH
TACHO
METER
SENSOR
SPEED CHANGE SWITCH
PARKING BRAKE
SWITCH
TURN SIGNAL
SWITCH
LIGHTING
SWITCH
TURN SIGNAL
LAMP (L) 21W
TAIL LAMP 5W
STOP LAMP 21W
STOP LAMP 21W
TAIL LAMP 5W
TURN SIGNAL
LAMP (R) 21W
FLOOD LAMP
55W
21W
21W
5W
21W
21W
5W
BACKUP
BUZZER
SWITCH
ECO LAMP
F-R LEVER
SWITCH
BACKUP
BUZZER
FOOT BRAKE
SWITCH
SOL
PARKING INTERLOCK RELAY
GLOW PLUGS
ENGINE STOP
SOLENOID
WATER SPRAY
PUMP
SOL
PARKING BRAKE
SOLENOID
SPEED CHANGE
SOLENOID
F.
L.
F.
L.
COMBINATION METER
+
-
20A 15A 15A 15A
20A
20A
15A 15A
20A
20A
65A
45
A
10A
5A
15A
65A
F
R
Br
308
3 4
2
1
WATER
SPRAY
TIMER
70 P
70 P
B
39 LW
70 P
-1
1650 to1850min
ECO LAMP
SWITCH 2
ECO LAMP
SWITCH 1
GB
GR
36
35
GY
34
GY
34
3
2
6
1
4
5
HAZARD SWITCH
COMBINATION LAMP (L)
COMBINATION LAMP (R)
SUB POWER
(12V/120W)
5-006
ELECTRICAL SYSTEM
Summary of Contents for SW354
Page 1: ...SW TW354 SW TW504 SHOP MANUAL 3498 6446A 1 ...
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Page 17: ...SAFETY ...
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Page 27: ...SPECIFICATIONS ...
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Page 57: ...ENGINE AND CONTROLS ...
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Page 73: ...HYDRAULIC SYSTEMS ...
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Page 141: ...ELECTRICAL SYSTEM ...
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Page 247: ...VIBRATORY DRUM REAR WHEEL ...
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Page 297: ...BRAKE ...
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Page 303: ...WATER SPRAY SYSTEM ...
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Page 311: ...INSPECTION AND ADJUSTMENT ...
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Page 347: ...TROUBLESHOOTING ...
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Page 451: ...10 101 TROUBLESHOOTING SW504 4 3 Propulsion Refer to P 10 022 ...
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Page 478: ...10 127 TROUBLESHOOTING SW504 5 HYDRAULIC SYSTEM TROUBLESHOOTING SW504 Refer to P 10 073 ...
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