Section 05
ENGINE (4-TEC)
Subsection 09
(ENGINE BLOCK)
05-09-22
SMR2003-021_05_09A.FM
PISTON RINGS
Removal
Remove piston ass’y as described above.
Remove rings.
Inspection
Ring/Piston Groove Clearance
Using a feeler gauge measure each ring/piston
groove clearance. If the clearance is too large, the
piston and the piston rings should be replaced.
1. Piston
2. Filler gauge
Ring End Gap
Measure position for ring end gap in the area of 8
to 16 mm (.315 to .630 in) from top of cylinder.
NOTE:
In order to correctly position the ring in the
cylinder, use piston as a pusher.
Using a feeler gauge, check ring end gap. Replace
ring if gap exceeds above described specified tol-
erance.
Installation
For installation, reverse the removal procedure.
Pay attention to the following details.
Install the oil scraper ring first, then the taper-face
ring with the word “TO” facing up, then the rectan-
gular ring with the word “T” facing up.
1. Rectangular ring
2. Taper-face ring
3. Oil scraper ring
RING/PISTON GROOVE CLEARANCE
mm (in)
NEW MINIMUM
RECTANGULAR
0.025 mm (.001 in)
TAPER-FACE
0.015 mm (.0006 in)
OIL SCRAPER RING
0.020 mm (.0008 in)
NEW MAXIMUM
RECTANGULAR
0.070 mm (.0028 in)
TAPER-FACE
0.060 mm (.0024 in)
OIL SCRAPER RING
0.055 mm (.0021 in)
SERVICE LIMIT
ALL
0.15 mm (.006 in)
2
R1503motr32A
1
RING END GAP
mm (in)
NEW MINIMUM
RECTANGULAR
0.15 mm (.006 in)
TAPER-FACE
0.15 mm (.006 in)
OIL SCRAPER RING
0.15 mm (.006 in)
NEW MAXIMUM
RECTANGULAR
0.35 mm (.014 in)
TAPER-FACE
0.35 mm (.014 in)
OIL SCRAPER RING
0.30 mm (.012 in)
SERVICE LIMIT
ALL
1 mm (.04 in)
A31C2NA
1
2
3
www.SeaDooManuals.net
Summary of Contents for 2003 GTI LE RFI
Page 1: ...www SeaDooManuals net ...
Page 767: ...NOTE www SeaDooManuals net ...
Page 768: ...NOTE www SeaDooManuals net ...
Page 769: ...F00Z0D 2003 GTI MODEL WARNING www SeaDooManuals net ...
Page 770: ...F00Z0C 2003 GTI LE MODEL WARNING www SeaDooManuals net ...
Page 771: ...F00Z0E 2003 GTI LE RFI MODEL WARNING www SeaDooManuals net ...
Page 772: ...F00Z0J 2003 RX DI MODEL WARNING www SeaDooManuals net ...
Page 773: ...F00Z0I 2003 GTX DI MODEL WARNING www SeaDooManuals net ...
Page 774: ...F00Z0K 2003 XP DI MODEL WARNING www SeaDooManuals net ...
Page 775: ...F00Z0F 2003 GTX 4 TEC MODEL WARNING www SeaDooManuals net ...
Page 776: ...F00Z0G 2003 GTX 4 TEC MODEL WITH AUXILIARY DESS MODULE WARNING www SeaDooManuals net ...
Page 777: ...F00Z0B 2003 GTX 4 TEC AND GTX 4 TEC SUPERCHARGED MODELS WARNING www SeaDooManuals net ...
Page 779: ...www SeaDooManuals net ...