Manuale Officina LGW 523-627 - lombardini service

10SETTINGSSPEED SETTINGSSetting the idle minimum (standard)After filling the engine with oil, fuel and coolant, start it and let itwarm up for 10 minutes.Turn the screw 1 to adjust the idle speed at 850 to 900 rpm.Tighten then the locknut.Note: If you loosen screw 1 speed decreases. To the oppositedirection speed increases.217Setting the idle maximum (standard)After setting the idle speed turn screw 2 and regulate the idlemaximum at 3800 rpm.Block then the locknut.When the engine reaches its setting power, the maximum rpm willstabilise at 3600 rpm.Note: If you loosen screw 2 speed increases.To the opposite direction speed decreases.218Pump injection delivery standard setting withoutdynamometric brakeThis adjustment must be performed with the dynamometric brakedengine.Without this the regulation is approximate.In this case proceed as follows:- Unlock the maximum flow limiter lock nut.- Fully screw in flow limiter C.- Run the engine to the maximum speed, that is 3800 rpm.- Loosen flow limiter C until the engine revs start to decrease.- Screw flow limiter C by 2.5 turns.- Tighten the lock nut.219Note: If the engine under maximum load emits too much smokeunscrew C. Tighten C if at this load there is no smoke and ifthe engine does not reach its maximum power.- 94 - FOCS Workshop Manual_cod. 1.5302.351_7° ed_ rev. 06