Hatz 2-4M40 User Manual

Repair data
4
L / M . . / 07.96
Piston rings
.L 30. H.L30
Piston rings
.L 31 / .M 31 / .L 40 / .M 40 / .L 41 / .M 41
Ring groove No. Designation Dimensions
End gap mm:
normal max.
1)
I
Standard
Trapezoidal
95 x 87 x 3
0.40 - 0.65 1.0
Oversize
96 x 87.9 x 3
II
Standard
Cutaway
micro-chamfer
95 x 87 x 3
0.40 - 0.65 2.0
Oversize
96 x 87.9 x 3
II
Standard
D-ring
95 x 87 x 5
0.30 - 0.60 2.0
Oversize
96 x 87.9 x 5
Ring groove No. Designation Dimensions
End gap mm:
normal max.
1)
I
Standard
Trapezoidal
102 x 93.4 x3
0.40 - 0.65 1.2
Oversize
102.5 x 93.9 x 3
103 x 94.4 x 3*
II
Standard
Cutaway
micro-chamfer
102 x 93.4 x 2.5
0.40 - 0.65 2.5
Oversize
102.5 x 93.9 x 2.5
103 x 94.4 x 2.5*
III
Standard
D-ring
102 x 93.4 x 4
0.30 - 0.60 2.5
Oversize
102.5 x 93.9 x 4
103 x 94.4 x 4*
1)
These are maximum limit values which can
still be accepted without risk of engine
power output, oil consumption and exhaust
emissions being affected.
The piston rings should be renewed during
repair work if they have worn to 60 % of the
limit value.
* These oversize piston rings are no longer
available.
I
II
III

Hatz 2-4M40 Specifications

General

Brand	Hatz
Model	2-4M40
Category	Engine
Language	English