Test specifications for pistons

BE03.10-P-1000-02A

Test specifications for pistons



ENGINE

111.920/921/940/941/942/943/944/945/946/947/960/961/970/973/974/975/977

Check values for pistons

Number

Designation

ENGINE 111.920 up to 3/31/94
(quench zone combustion chamber) ε =9.8

ENGINE 111.920 as of 4/1/94
with SA 012.496/08 (open combustion chamber, fuel-optimized) ε =8.8

BE03.10-P-1001-02A

Piston projection or piston setback

mm

+0,57/+0,93

–0,77/–1,13

BE03.10-P-1002-02A

Piston ring vertical clearance

Groove 1

mm

0,03...0,06

0,03...0,06

Groove 2

mm

0,01...0,05

0,01...0,05

Groove 3

mm

0,02...0,06

0,02...0,06

Check values for pistons

Number

Designation

ENGINE 111.920 up to 4/1/94
(open combustion chamber) ε =9.8

ENGINE 111.921/942/945/946
(open combustion chamber) ε =10.4

BE03.10-P-1001-02A

Piston projection or piston setback

mm

–0,77/–1,13

+0,57/+0,93

BE03.10-P-1002-02A

Piston ring vertical clearance

Groove 1

mm

0,03...0,06

0,03...0,06

Groove 2

mm

0,01...0,05

0,01...0,05

Groove 3

mm

0,02...0,05

0,02...0,06

Check values for pistons

Number

Designation

ENGINE 111.940/941
(quench zone combustion chamber) ε =9.6

ENGINE 111.940/941
with SA 012.496/02 (quench zone combustion chamber, fuel-optimized) ε =8.5

BE03.10-P-1001-02A

Piston projection or piston setback

mm

+0,42/+0,78

+0,42/+0,78

BE03.10-P-1002-02A

Piston ring vertical clearance

Groove 1

mm

0,03...0,06

0,03...0,06

Groove 2

mm

0,01...0,05

0,01...0,05

Groove 3

mm

0,01...0,05

0,02...0,06

Check values for pistons

Number

Designation

ENGINE 111.942/945
(open combustion chamber) ε =9.6

ENGINE 111.943/944/947
(quench zone combustion chamber) ε =8.5

BE03.10-P-1001-02A

Piston projection or piston setback

mm

–0,87/–1,23

+0,42/+0,78

BE03.10-P-1002-02A

Piston ring vertical clearance

Groove 1

mm

0,03...0,06

0,03...0,06

Groove 2

mm

0,01...0,05

0,01...0,05

Groove 3

mm

0,02...0,06

0,02...0,06

Check values for pistons

Number

Designation

ENGINE 111.943/944/947
(open combustion chamber, fuel-optimized) ε =8.8

ENGINE 111.960/961
with SA 012.400/05 (quench zone combustion chamber) ε =9.8

BE03.10-P-1001-02A

Piston projection or piston setback

mm

–0,87/–1,23

+0,62/+0,98

BE03.10-P-1002-02A

Piston ring vertical clearance

Groove 1

mm

0,03...0,06

0,03...0,06

Groove 2

mm

0,01...0,05

0,01...0,05

Groove 3

mm

0,02...0,06

0,02...0,06

Check values for pistons

Number

Designation

ENGINE 111.960/961
with SA 012.496/03 (quench zone combustion chamber, fuel-optimized) ε =8.5

ENGINE 111.970
(open combustion chamber, fuel-optimized) ε =8.8

BE03.10-P-1001-02A

Piston projection or piston setback

mm

+0,62/+0,98

–1,02/–1,38

BE03.10-P-1002-02A

Piston ring vertical clearance

Groove 1

mm

0,03...0,06

0,03...0,06

Groove 2

mm

0,01...0,05

0,01...0,05

Groove 3

mm

0,02...0,06

0,02...0,06

Check values for pistons

Number

Designation

ENGINE 111.970/974/977
(open combustion chamber) ε =10.4

ENGINE 111.973/975
(quench zone combustion chamber) ε =8.8

BE03.10-P-1001-02A

Piston projection or piston setback

mm

–1,02/–1,38

+0,62/+0,98

BE03.10-P-1002-02A

Piston ring vertical clearance

Groove 1

mm

0,03...0,06

0,03...0,06

Groove 2

mm

0,01...0,05

0,01...0,05

Groove 3

mm

0,02...0,06

0,02...0,06

Check values for pistons

Number

Designation

ENGINE 111.973/975
(open combustion chamber) ε =8.8

BE03.10-P-1001-02A

Piston projection or piston setback

mm

–1,02/–1,38

BE03.10-P-1002-02A

Piston ring vertical clearance

Groove 1

mm

0,03...0,06

Groove 2

mm

0,01...0,05

Groove 3

mm

0,02...0,06