Piston Weight; Piston Rings - End Gaps (Mm); Pistons Ringis - Clearance Between Grooves (Mm); Piston Rings - Fitting Sequence - Kohler KD 625/2 Workshop Manual
Air-cooled, direct injection
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Also See for KD 625/2:
- Use & maintenance (160 pages) ,
- Owner's manual (136 pages) ,
- Specifications (4 pages)
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4
Disassembly / Reassembly
49
50
51
53
- 38 -
52
Piston weight
Weigh pistons when replacing them in order to avoid unbalance.
Important
The difference in weight should not exceed 6 g.
Piston rings - End gaps (mm)
Place piston rings squarely into the unworn part of the lower cylinder
and measure the end gap.
Chromium-plated ring
° 1
Torsional internal tapered
° 2
ring
Oil control ring
° 3
Pistons ringis - Clearance between grooves (mm)
Dimensions
Ref.
A
0
0 ,
B
0
0 ,
C
0
0 ,
Piston rings - Fitting sequence
A = 1° Chromium-plated ring
B = 2° Torsional (internal tapered) ring
C = 3° Oil control ring
Important
Before fitting the piston into the cylinder stagger the ring gaps
at 120°.
KD 625-2 Workshop Manual_cod. ED0053029380_1° ed_ rev. 00
A
0
4 .
0
m
m
÷
0
6 .
0
4 .
0
m
m
÷
0
6 .
0
3 .
0
m
m
÷
0
6 .
Limit value
(mm)
(mm)
7
÷
0
1 ,
1
0
2 ,
0
5
÷
0
0 ,
9
0
1 ,
6
4
÷
0
0 ,
8
0
1 ,
5
5
m
m
5
m
m
0
m
m
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