Man D 2842 LE 620

20
Ø
Ø
1,5
I
II
III
2,5
I
II
III
Limit values
Service Data
Dimensions
143
Pistons
Compression height: 81,250−81,300 mm
Piston protrusion above
crankcase top: 0,01−0,38 mm
46,030−46,040 mm
Piston bolt diameter:
45,994−46,000 mm
127,870−127,880 mm
Max. difference in weight per engine pis-
ton set: 100g
Piston ring grooves
3,695−3,725 mm
3,040−3,060 mm
4,02−4,04 mm
Piston rings
1st ring − keystone ring
Height: 3,296−3,33 mm
2 nd ring − Minute ring:
Height: 2,970−2,990 mm
3rd ring − bevelled ring
Height: 3,975−3,990 mm
Ring gap:
1.st ring: 0,50−0,70 mm
2nd Ring: 0,70−0,90 mm
3rd Ring: 0,25−0,55 mm