Toyota T100 1996 Service Manual page 810

1996 TOYOTA T100 (RM449U)
ENGINE MECHANICAL (3RZ−FE)
11.
(a)
(b)
125 mm
P04002
(c)
EM7639
If the end gap is not as specified, replace the piston ring. If the
end gap is not as specified, even with a new piston ring, rebore
all the 4 cylinders or replace the cylinder block.
12.
At 80 − 90°C (176 − 194°F), you should be able to push the pis-
ton pin into the piston pin hole with your thumb.
P15014
13.
Using a connecting rod aligner and thickness gauge, check the
connecting rod alignment.
If out−of−alignment is greater than maximum, replace the con-
necting rod assembly.
P03829
− CYLINDER BLOCK
INSPECT PISTON RING END GAP
Insert the piston ring into the cylinder bore.
Using a piston, push the piston ring a little beyond the bot-
tom of the ring travel, 125 mm (4.92 in.) from the top of the
cylinder block.
Using a thickness gauge, measure the end gap.
Standard end gap:
No.1
0.300 − 0.400 mm (0.0118 − 0.0157 in.)
No.2
Code mark "T"
0.400 − 0.500 mm (0.0157 − 0.0196 in.)
Code mark "N"
0.400 − 0.500 mm (0.0157 − 0.0196 in.)
INSPECT PISTON PIN FIT
INSPECT CONNECTING ROD ALIGNMENT
Check for out−of−alignment.
S
Maximum out−of−alignment:
0.05 mm (0.0020 in.) per 100 mm (3.94 in.)
EM−87