MAINTENANCE SAFETY CRITICAL PARTS WA450-3MC 3-22 No. Safety critical parts for periodic replacement Qty. Replacement interval 1 Fuel hose (fuel tank to injection pump) 1 Every 2 years or 4,000 hours, whichever comes first.
2 Fuel hose (fuel tank to engine) 1 3 Fuel pump hose (injection pump to fuel filter) 1 4 Fuel hose (fuel filter to injection pump) 1 5 Fuel spill hose (injection nozzle to fuel tank) 1 6 Steering hose (pump to steering valve) 2 7 Steering hose (steering valve to steering cylinder) 4 8 Steering hose (steering valve to stop valve) 2 9 Steering hose (orbitrol valve to stop valve) 2 10 Steering hose (orbitrol valve to pump accumulator) 1 11 Steering hose (orbitrol valve to joint to tank) 1 12 Packings, seals, o-rings of steering cylinder 2 13 Brake hose (pump to accumulator charge valve) 2 14 Brake hose (check valve to tandem valve) 3 15 Brake hose (check valve to single valve) 2 16 Brake hose (check valve to accumulator PP port) 1 17 Brake hose (tandem valve to front brake) 2 18 Brake hose (tandem valve to rear brake) 2 19 Brake hose (single valve to tandem valve) 1 20 Brake hose (tandem valve to drain block) 1 21 Brake hose (single valve to drain block) 1 22 Brake hose (drain block to hydraulic tank) 1 23 Bake hose (accumulator to reduction valve) 1 24 Brake hose (transmission valve to reduction valve) 1 25 Brake hose (reduction valve to parking brake) 1 26 Brake hose (parking brake to reduction valve) 1 27 Brake hose (reduction valve to charge valve drain) 1 28 Brake hose (charge valve drain to hydraulic tank) 1 29 Seat belt 1 Replace every 3 years