Yanmar 1GM10 Operation Manual page 87

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Color Coding
R Red
B Black
W White
L Blue
RB Red / Black
LB Blue / Black
YW Yellow / White
YB Yellow / Black
YG Yellow / Green
WL White / Blue
O Orange
GM Series Operation Manual
Engine Harness
+
-
Ignition
Air Heater / Glow (option)
Alternator Exciter
Alternator Charge Alarm
Engine Oil Pressure Alarm
Engine Oil Pressure
Sail Drive Seal
Water Temperature Alarm
Pulse for Tachometer
SYSTEM DIAGRAMS
1 – Instrument panel (A Type)
2 – Alarm lamps (3 to 6)
3 – Battery low charge indicator
4 – Cooling water high
temperature indicator
5 – Engine oil low pressure
indicator
6 – Water in sail drive seal
indicator
7 – Start switch (Push button)
8 – Key switch
9 – Buzzer
10 – Water in sail drive seal sensor
amplifier (Sail drive only)
11 – Wire harness
12 – Procured by customer
13 – Battery
14 – Battery switch
15 – Neutral switch (Option)
16 – Fuse 30A
17 – Starter
18 – Alternator
19 – Ground
20 – Cooling water temperature
switch
21 – Engine oil pressure switch
22 – Water in sail drive seal sensor
(Sail drive only)
23 – Details of coupler (View from
A-A)
81