Sakai SW800-II, Shop Manual

Page: 196 / 258

10-022
TROUBLESHOOTING
Fig.: 2-3-1
SW800- -10002
DIANOSTIC:55
LAMP +
COOLANT LEVEL.:79
POWER INPUT:3
POWER INPUT:5
E/G START SW.:43
POWER INPUT:1
E/G SPEED OUT:14
E/G SPEED IN:15
GRAUND FOR
MAIN RELAY:72
14 12 11 13
9 8 7 6 5 4 3 2 1 10
15
A
15
A
15
A
20
A
20
A
20
A
15
A
15
A
20
A
20
A
50
30
B D+ W
+
- +
-
12V 100AH
12V 100AH
BR
NO COM
E
2 1 7 6 5 4 3
R1
R2
BR
B
C
ACC
98
W
4.7k
99 YR
98 W
B
B
B
1.0
1.0k
4.3k
8.2k
52 BR
30 BY
DC CONTACTOR START-CHECK RELAY
FROM
EMR 3
71:OIL PRES. +
51:OIL PRES. -
AV100,B
R4
R3
R2
R1
L 100
EMR 3,D2.2(k)
RESISTOR UNIT
AV60,B
AV60,B
77:AIR DIFFERENTIAL
97 BrR
46 8R
86 8RW
55 15R
DIODE
DIODE
54 15R
THROTTLE
SWITCH
6
5
3
2
4
1
85 8WY
F.L.
75A
SWITCH
RELAY
(EMR CONTROL)
GLOW PLUGS
52 BR
52 BR
64:FUEL
63:FUEL SENSOR -
FUSE.
100A
STARTER
MOTOR
50 BrY
BATTERY
AV60,B
AV60,B
ALTERNATOR
F.L.
75A
45 8Y
BATTERY
RELAY
47 LgB
48 LgW
56 LB
30 BY
96 RW
30 BY
60:DIAG. CAN L
82:DIAG. CAN H
61:CAN L
62:CAN H
25:ISO K LINE
6 :GRAUND
4 :GRAUND
2 :GROUND
28:POWER KEY ON
STARTER
SWITCH
30 BY
12 BW
70 GW
75 Gr
12 BW
70 GW
FORWARD
BACKUP
BUZZER
SWITCH
NC
NC NO
COM
COMNO
REVERSE
F-R LEVER
SWITCH
3
1
5
2
1
2
A2
A1
FUSE BOX
TO DELAY RELAY
TO LAMP CHECK RELAY
B C
OFF
ACC
ACC
ST
R
1
B
R
R
2
R
1
STARTER SWITCH
CONNECTION TABLE