INSTRUCTION MANUAL - Alessandri srl

5. MAINTENANCE ––––– 935.3.6 Inspection every 2000 hours operation(1) Flushing the cooling system and checking the cooling system partsAs this maintenance requires specialized knowledge and skill, consult your dealer. Rust and water scale willaccumulate in the cooling system through many hours of operation. This lowers the engine cooling effect.Cooling system parts: radiator, cooling water pump, thermostat, cylinder block, cylinder head.(2) Checking and replacing fuel hoses and cooling water hosesAs this maintenance requires specialized knowledge and skill, consult your dealer.Regularly check the rubber hoses of the fuel system and cooling water system. If cracked or degraded,replace them with new one. Replace the rubber hoses at least every 2 years.(3) Lapping the intake and exhaust valvesAs this maintenance requires specialized knowledge and skill, consult your dealer. The adjustment is necessaryto maintain proper contact of the valves and seats.(4) Checking and adjusting the fuel injection timingAs this maintenance requires specialized knowledge and skill, consult your dealer.