Lombardini LDW 502 User Manual

- 54 -
FOCS Workshop Manual_cod. 1.5302.351_7° ed_ rev. 06
A
°154,0÷52,0
0.1°254.0÷52,0
°354,0÷02,0
105
4
106 107
A
521,0÷090,0
B
580,0÷050.0
C
570,0÷040,0
104
limit value
Piston ring
Piston rings - End gaps (mm)
Place piston rings squarely into the unworn part of the lower cylinder
and measure the end gap A.
Piston ring, Clearance between grooves (mm)
Piston, weight
Weigh pistons when replacing them in order to avoid unbalance.
Important
The difference in weight should not exceed 4 g.
Disassembly / Reassembly

Lombardini LDW 502 Specifications

General

Engine Type	Diesel, 4-stroke
Number of Cylinders	2
Fuel System	Indirect injection
Starting System	Electric start
Lubrication System	Forced lubrication with gear pump
Bore x Stroke	72 mm x 62 mm
Cooling System	Air-cooled
Displacement	505 cm³ (30.8 cu in)