Skoda OCTAVIA MK1 Service Manual page 52

Inspecting piston ring gap clearance
Special tools, test equipment as well as
aids required
t Feeler gauge
Test sequence
Push in ring at right angles to the cylinder
– wall from the top through to the bottom
cylinder opening, about 15 mm from the
cylinder edge.
Piston ring
dimensions in mm
1st compression ring
2. Compression ring
Oil scraper ring
Inspect piston ring
end clearance
Special tools and
workshop equipment
required
t Feeler gauge
Clean annular
– groove before
measurement is
taken.
new
0.20 to 0.40
0.20 to 0.40
0.25 to 0.50
52
Wear limit
0,8
0,8
0,8