
3JH5E / 4JH5E with Keyless C x B Type
Instrument Panel (optional)
Color
coding
Description
Engine Har-
ness
R Red +
B Black -
W White Ignition
L Blue
Air Heater / Glow
(option)
RB Red / Black
Alternator Excit-
er
LB Blue / Black
Alternator
Charge Alarm
YW Yellow / White
Engine Oil Pres-
sure Alarm
YB Yellow / Black
Engine Oil Pres-
sure
YG Yellow / Green Sail-Drive Seal
WL White / Blue
Water Tempera-
ture Alarm
WB White / Black
Water Tempera-
ture
WG White / Green
Seawater Flow
Alarm
GR Green / Red Fuel Filter Alarm
O Orange
Pulse For Tach-
ometer
WBr White / Brown Electric Stop
1 Option
2 Diodes
3 Buzzer
4 Engine Oil Low Pressure Alarm
5 Coolant High Temperature Alarm
6 Water in Sail-Drive Seal Alarm
7 Battery Low Charge Alarm
8 Fuse (3A)
9 SWITCH GLOW (I) / OFF (0) / STOP
(II)
10 SWITCH START (II) / ON (I) / OFF (0)
11 Diodes
12 Switch
13 Tachometer / Hourmeter
14 Instrument Panel (Sub Station) (Op-
tion)
15 Instrument Panel (Main Station) (Op-
tion)
16 Relay
17 Wire Harness
18 Wire Harness for Sub Panel
19 Water in Sail-Drive Seal Sensor Am-
plifier (Sail-Drive Only)
20 Procured by Customer
21 Battery
22 Battery Switch
23 Engine Stop Solenoid
24 Air Heater
25 Stop Relay
26 Starter Relay
27 Starter Relay
28 Coolant High Temperature Switch
29 Engine Oil Pressure Switch
30 Option
31 Alternator
32 Ground Bolt
33 Water in Sail-Drive Seal Sensor (Sail-
Drive Only)
34 Fuel Feed Pump
35 Details of Coupler (View from A-A)
36 Seawater Flow
37 Fuel Filter
38 Engine Oil Pressure Meter / Alarm
39 Water Temperature Meter / Alarm
40 Engine Oil Pressure Sender
41 Coolant Temperature Sender
SYSTEM DIAGRAMS
SD Operation Manual 79
© 2009 Yanmar Marine International
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