Machine Controls SY16C Excavator OMM
3-16 Operation and Maintenance Manual — 0420 SANY
Key Switch
The key switch (1) is used to start or stop the engine and
has four positions:
• OFF: When the key switch is turned to OFF, the
engine is shut down, power to the electrical system
is shut off, and the key can be removed or inserted.
•ON: When the key switch is turned to ON, the
electrical system is energized.
•START: When the key switch is turned to START,
the starter motor will crank the engine. Release the
key after the engine has started and the key switch
will return to ON, allowing the engine to run and
maintain power to the electrical systems.
•HEAT: Turn the key switch to HEAT, the preheat indicator will illuminate if preheat is activated for cold
weather starting. The key switch returns to the OFF position when released.
Dozer Blade/Track Spread Control Switch
The dozer blade/track spread switch (1) selects the function
of the dozer blade/track spread control lever.
• With the switch in the upper (blade) position, the dozer
blade/track spread control lever raises and lowers the
dozer blade.
• With the switch in the lower (track) position, the dozer
blade/track spread control lever spreads and retracts
the tracks.
NOTE: For operation of track spread, See “Track
Spread (Gauge) Adjustment” on page 4-30.
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