Lombardini LDW 1204/T User Manual

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FOCS Workshop Manual_cod. 1.5302.351_7° ed_ rev. 06
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Valve timing - Angles
The angle values are determined by turning the driving shaft
clockwise.
S =Piston at top dead centre
I =Piston at bottom dead centre
αα
αα
α =Intake valve open
ββ
ββ
β =Intake valve closed
γγ
γγ
γ =Exhaust valve open
δδ
δδ
δ =Exhaust valve closed
Timing angles for operating purposes
(valve clearance = 0.25 mm)
αα
αα
α =16° before S
ββ
ββ
β =36° after I
γγ
γγ
γ =36° before I
δδ
δδ
δ =16° after S
Timing angles for checking puposes
(valve clearance = 2 mm)
αα
αα
α =21° after S
ββ
ββ
β =closes in I
γγ
γγ
γ =2° after I
δδ
δδ
δ =20° before S
Timing angles for operating purposes - LDW 1204/T
(valve clearance = 0.25 mm)
αα
αα
α =10° before S
ββ
ββ
β =42° after I
γγ
γγ
γ =56° before I
δδ
δδ
δ =16° after S
Timing angles for checking puposes - LDW 1204/T
(valve clearance = 2 mm)
αα
αα
α =31° after S
ββ
ββ
β =1° after I
γγ
γγ
γ =11° before I
δδ
δδ
δ =29° before S
Disassembly / Reassembly

Lombardini LDW 1204/T Specifications

General

Brand	Lombardini
Model	LDW 1204/T
Category	Engine
Language	English