SANY SY60C, Operation And Maintenance Manual

Page: 111 / 160

MAINTENANCE
5-9 SY60C Excavator OMM
Maintenance Schedule
NOTE: The lubricating intervals listed in the following
tables apply only to normal operating conditions.
In harsh environments, including those with dusty
or corrosive air, extreme temperatures, heavy
loads, frequent operating times, and long duty
cycles, lubricating intervals should be shortened.
Daily Maintenance and Inspection
• Inspect the machine for loose or missing components.
• Clean the cab.
• Lubricate the work equipment. (See page 5-39.)
• Make sure all safety decals are in place and are legible.
• Make sure safety equipment is in place and in
operating condition.
• Check all controls for smooth operation and make sure
they return to the neutral position.
• Check if the engine fan belt is loose or damaged. (See
page 5-20.)
• Check if the air conditioner compressor belt is loose or
damaged. (See page 5-24.)
• Check for fluid leaks.
• Check the operation and maintenance manual. (See
page 1-2.)
• Check the escape tool. (See page 3-35.)
• Check the fire extinguisher. (See page 3-35.)
• Check the engine oil level. (See page 4-6.)
• Check the engine coolant level. (See page 4-5.)
• Check the hydraulic oil level. (See page 5-29.)
• Drain water from the fuel/water separator. (See
page 4-7.)
When Required
• Check the cooling package. (See page 5-23.)
• Check the track tension. (See page 5-35.)
• Check the windshield washer fluid. (See page 4-8.)
• Replace the bucket teeth. (See page 5-45.)
• Replace the bucket. (See page 5-46.)
• Check the air filter if a restriction warning is displayed.
(See page 5-20.)
After the First 50 Hours
• Initial change of the engine oil and filter. (See
page 5-19.)
Weekly or Every 50 Hours
• Lubricate the bucket linkage pins. (See page 5-43.)
• Check the batteries. (See page 5-27.)
• Check the hydraulic hoses, lines, and connectors. (See
page 5-34.)
• Check the final drive oil level. (See page 5-36.)
• Check the final drive motor mounting fasteners. (See
page 5-38.)
• Check and adjust the track tension. (See page 5-35.)
Every 100 Hours
• Lubricate the machine. (See page 5-11.)
Every 250 Hours
• Change the engine oil and filter. (See page 5-19.)
• Replace the hydraulic oil filter after 250 hours with a
breaker operating rate above 50%.
• Check the doors and hood. (See “Doors, Fuel Filler
Cap, and Hood” on page 5-13.)
• Inspect the engine coolant pump. (See page 5-23.)
• Check the track tension. (See page 5-35.)
• Inspect and adjust air conditioner compressor belt
tension. (See page 5-24.)
Every 3 Months or 500 Hours
• Lubricate the swing gear. (See page 5-41.)
• Lubricate the swing bearing. (See page 5-41.)
• Inspect and clean the radiator, hydraulic oil cooler, and
condenser fins. (See page 5-23.)
• Replace the secondary fuel filter. (See page 5-26.)
• Replace the fuel filter water separator element (See
page 5-26.)
• Replace the secondary air filter. (See page 5-20.)
• Replace the hydraulic tank breather filter element (See
page 5-30.)
• Replace the ventilation filter. (See page 5-25.)
• Collect engine oil sample. (See page 5-19.)
• Collect hydraulic oil sample. (See page 5-33.)
• Collect final drive oil sample (both). (See page 5-37.)
• Change the final drive oil. (See page 5-37.)