Komatsu — 3.9 STARTING THE ENGINES

OPERATION 3.9 STARTING THE ENGINES G Before starting read the Engine Operation Manual. Observe the instructions for starting the Engines. NOTICE G After repairs on the Diesel engines or starter motors, make sure that the ground cables are correctly con- nected before starting the engines. Loose or missing ground cables can cause fire, serious injury or death. G Start the engines from the operator’s seat only. Never attempt to start the engines by shorting across starter terminals. This can cause fire, serious injury or death. G Before each starting make sure that all controls are in neutral position. G Be sure to sound the signal horn before starting to make your intention clear.

Before starting the engines and again before starting work, pay attention to the hydraulic oil temperature. Refer to para- graph "Hydraulic Oil Warm-up" in this section.

Legend for illustration Z 21758 (1) Key operated main switch (2) Acoustic warning signal (3) ECS text display (4) Engine speed selector switch G Low idle - High idle (5) Signal horn button (6) Rotary switch - rear engine 1 start (7) Rotary switch - rear engine 1 stop (8) Rotary switch - rear engine 1 start pilot, cold starting aid (9) Rotary switch - front engine 2 start (10) Rotary switch - front engine 2 stop (11) Rotary switch - front engine 2 start pilot, cold starting aid (12) Strike button - emergency engine shutdown and cut out of pilot control system 211 WARNING CAUTION