Atlet Counterbalance forklift trucks, diesel DG/DH/DL DH-50 (2007 and after)

Which oil should you use for your Atlet Counterbalance forklift trucks, diesel DG/DH/DL DH-50 (2007 and after)? Complete advice for all components, such as the engine, gearbox (transaxle), brake system, power steering system and cooling system.