13-31
Checking piston ring end gap
Engine codes AHA, ATQ - Insert ring at right angle from top and slide down into lower cylinder
opening until approx. 15 mm from lower edge of cylinder. Piston ring
End gap, new mm. (in.)
Wear limit mm.
(in.)
1
(compression) 0.35-0.50 mm (0.014-0.020
in.) 1.0 mm (0.039 in.)
2
(compression) 0.50-0.70 mm (0.020-0.028
in.) 1.4 mm (0.043 in.)
3 (oil scraper) 0.25-0.50 mm (0.010-0.020
in.) 0.8 mm (0.031 in.)
Pa
ge 30 of 33 C
ylinder block, crankshaft and fl
ywheel, servicin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE03.13.2
