Doosan 12/154 Operation & Maintenance Manual page 10

6 ISO SYMBOLS
Start and stop device.
Prohibition: Do not start.
Fuel level/point.
Battery charging condition.
Engine malfunction.
Low engine oil pressure.
12/154
Mandatory action:
Hearing protection must be worn.
WARNING - Maintenance work in progress.
Pressure control.
Low pressure.
High compressor temperature.
High engine temperature.
Lashing point (Tie down).
Engine oil.
Malfunction.
High pressure.
Compressor malfunction.