Komatsu PC350LC-8, Operation & Maintenance Manual

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MAINTENANCE
SAFETY CRITICAL PARTS
4-17
SAFETY CRITICAL PARTS LIST 4
No. Safety critical parts for periodic replacement Q'ty Replacement interval
1 Fuel return hose (engine - fuel tank) 1
Every 2 years or 4000 hours,
whichever comes sooner
2 Fuel hose (fuel tank - engine) 1
3 Fuel hose (fuel filter - injection pump) 1
4 Fuel hose (water separator - engine) 1
5 Pump outlet hose (pump - control valve) 2
6 Front/rear pump branch hose 2
7 Work equipment hose (boom cylinder inlet port) 4
8 Work equipment hose (bucket cylinder line, boom foot) 2
9 Work equipment hose (bucket cylinder inlet port) 2
10 Work equipment hose (bucket cylinder inlet port, 4.0 m arm) 2
11 Work equipment hose (arm cylinder line, boom foot)Åj 2
12 Work equipment hose (arm cylinder inlet port) 2
13 Attachment additional line hose (boom foot) 2
14 Attachment additional line hose (boom intermediate) 2
15 Attachment additional line hose (boom top) 2
16 Swing line hose (swing motor inlet port) 2
17 Main suction hose 1
18 Gear pump suction hose 1
19 Heater hose 2
20 Travel line hose (control valve - swivel joint) 4
21 Travel line hose (swivel joint - travel motor) 4
22 Accumulator (for control circuit) 1
23 High-pressure piping clamp 1
Every 8000 hours
24 Missing fuel spray prevention cap 14
25 Seat belt 1 Every 3 years