22. PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS SAFETY CRITICAL PARTS 3-19 No.
Safety critical parts for periodic replacement Q’ty Replacement interval 1 Fuel hose (fuel tank – engine) 2 Every 2 years or 4000 hours, whichever comes sooner 2 Spill hose (nozzle – fuel tank) 1 3 Spill hose (between nozzles) 5 4 Spill hose cap 1 5 Fuel hose (fuel filter – injection pump) 2 6 Pump output hose 2 7 Front/rear pump branch hose 2 8 Work equipment hose (boom cylinder inlet port) 4 9 Work equipment hose (bucket cylinder line, boom foot) 2 10 Work equipment hose (bucket cylinder inlet port) 2 11 Work equipment hose (bucket cylinder inlet port, 4.0 m arm) 2 12 Work equipment hose (arm cylinder line, boom foot) 2 13 Work equipment hose (arm cylinder inlet port) 2 14 Attachment additional line hose (boom foot) 2 15 Attachment additional line hose (boom intermediate) 2 16 Attachment additional line hose (boom top) 2 17 Swing line hose (swing motor inlet port) 2 18 Main suction hose 1 19 Gear pump suction hose 1 20 Heater hose 2 21 Seat belt 1 Replace every 3 years