Komatsu PW180-7E0 Operation & Maintenance Manual page 301

Maintenance
Service procedure
4.11.11 Every 2000 hours service
Clean hydraulic tank strainer
Cleaning the strainer of the brake filter
Checking charge pressure of nitrogen gas in accumulator (for control circuit)
Checking function of accumulator
Method of releasing pressure in hydraulic circuit
Clean, check turbocharger
Check alternator, starting motor
Change antifreeze
Check and adjust valve clearance
4.11.12 Every 4000 hours service
Check water pump
Check vibration damper
Replace accumulator (for control circuit)
Check for looseness of high-pressure piping clamp, hardening of rubber
Check for missing fuel spray prevention cap, hardening of rubber
Check operating condition of compressor
4.11.13 Every 5000 hours service
Change oil in hydraulic tank and replace steer/brake circuit strainer
NOTE
The oil change interval is reduced when bio oil is used, see
"Change oil in hydraulic tank and replace steer/brake circuit
strainer (4-103)".
The oil change interval is reduced when a breaker is used, see
"When using breaker (6-19)".
PW180-7E0 – VEAM400102
4.8 Maintenance schedule chart
see page
4-100
4-101
4-101
4-102
4-103
4-93
4-94
4-95
4-96
4-97
4-98
4-98
4-98
4-98
4-99
4-99
4-27