SYSTEM DIAGRAMS 4JH4-TE with C x B Type Panel SD Operation Manual 63 © 2009 Yanmar Marine International 1 Option 2 Alarm Lamps 3 Buzzer 4 Engine Oil Pressure 5 Coolant Temperature 6 Sail-Drive Seal 7 Battery Low Charge Alarm 8 Fuse (3A) 9 Stop Switch 10 Diodes 11 Key Switch 12 Tachometer / Hour Meter 13 Instrument Panel (sub station) (Op- tion) 14 Instrument panel (main station) (Op- tion) 15 Wire Harness 16 Relay 17 Wire Harness for Sub Panel 18 Amplifier (Sail-Drive Only) 19 Procured by Customer 20 Battery 21 Battery Switch 22 Engine Stop Solenoid with VE Pump 23 Air Heater 24 Option 25 Stop Relay 26 Starter Relay 27 Starter 28 Coolant Temperature Switch 29 Engine Oil Pressure Switch 30 Alternator 31 Ground Bolt 32 Sail-Drive Only 33 Details of Coupler (View from A-A) 34 Seawater 35 Fuel Filter 36 Engine Oil Pressure Meter / Alarm 37 Water Temperature Meter / Alarm 38 Fuel Filter Switch 39 Engine Oil Pressure Sender 40 Coolant Temperature Sender Color Coding Engine Harness R Red + B Black - W White Ignition L Blue Air heater / glow (op- tion) RB Red / Black Alternator exciter LB Blue / Black Alternator charge alarm YW Yellow / White Engine oil pressure alarm YB Yellow / Black Engine oil pressure YG Yellow / Green Sail-drive seal WL White / Blue Water temperature alarm WB White / Black Water temperature WG White / Green Seawater flow alarm GR Green / Red Fuel filter alarm O Orange Pulse for tachometer WBr White / Brown Electric stop