Toyota Celica 2005, Руководство по ремонту

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EM05Q − 13
P04776
122.6 mm
16 Links
EM2378
A10375
1ZZ − FE:
2ZZ − GE:
− ENGINE MECHANICAL TIMING CHAIN
EM − 23
2005 CELICA (RM1131U)
INSPECTION
1. INSPECT TIMING CHAIN AND TIMING SPROCKETS
(a) Using a vernier calipers, measure the length of 16 links
with the chain dully stretched.
Maximum chain elongation: 122.6 mm (4.827 in.)
If the elongation is greater than maximum, replace the chain.
HINT:
Make the same measurements pulling at 3 or more places se-
lected at random.
(b) Wrap the chain around the timing sprocket.
(c) Using a vernier calipers, measure the timing sprocket di-
ameter with the chain.
NOTICE:
Vernier calipers must contact the chain rollers for measur-
ing.
Minimum sprocket diameter (w/ Chain):
Camshaft 97.3 mm (3.831 in.)
Crankshaft 51.6 mm (2.031 in.)
If the diameter is less than minimum, replace the chain and
sprockets.
2. INSPECT CHAIN TENSIONER SLIPPER AND VIBRA-
TION DAMPER
Measure the chain tensioner slipper and vibration damper
wears.
Maximum wear: 1.0 mm (0.039 in.)
If the wear is greater than maximum, replace the slipper and/or
damper.
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