MAINTENANCE
5-5
SY60C Excavator OMM
Cleaning the Machine
Never clean the machine with caustic chemicals or steam
cleaners. Instead, use mild soaps and a pressure washer
to clean the machine. Always protect electrical parts
when cleaning the machine. Never flood or
pressure-wash the inside of the cab. Use only
nonflammable cleaning solvents. Never use flammable
liquids to clean parts or systems.
Weld, Drill, Cut, or Grind on the
Machine
NOTICE!
Contact a SANY dealer before beginning any
welding repairs. Any welding repairs on the
machine must be performed by personnel who are
qualified and certified to perform repairs that
require welding. Owners are responsible for the
structural integrity of any completed repair.
After turning off the key switch, wait 1 minute
before disconnecting the battery. Remove the
negative battery cable from the negative (-) post
of the battery.
The welding ground cable must be connected no
more than 3.3 ft. (1 m) from the welding area. The
welding cable must be connected directly to the
part being welded. Do not ground through
bearings, hydraulic cylinder pins, or work
equipment pins.
Failure to disconnect the negative battery cable
could result in damage to the machine or cause
the machine to operate improperly.
Daily Inspection and Maintenance
Before operation, check the following with the engine
off:
• Check the engine oil level. (See page 4-6.)
• Check the hydraulic oil level. (See page 5-29.)
• Check the coolant level. (See page 4-5.)
• Drain the water and sediment in the fuel tank and
water separator. (See page 4-7.)
• Check the engine fan belt and compressor belt to
see if they are loose or damaged. (See page 5-20
and page 5-24.)
• Lubricate the work equipment. (See page 5-39.)
• Check that the air filter is not clogged. (See
• Inspect the machine for loose or missing fasteners
and components.
• Clean the cab.
• Check all controls for smooth operation and make
sure they return to the neutral position.
• Make sure all safety decals are in place and are
legible.
• Check for fluid leaks.
Check the following during operation with the engine
running:
• Warm up the machine before operating.
• Check the monitor for normal machine operating
parameters.
• Make sure the machine operates normally.
• Check for fluid leaks.
Check the following after operation with the engine off
and cool:
• Check service points for wear or damage.
• Clean the cab.
• Check for fluid leaks.
• Check for loose or missing fasteners and
components.
