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Functional Limit
23.13 mm (0.9106 in)
0.25 mm (0.0100 in)
5.96 mm (0.2346 in)
0.10 mm (0.0039 in) Wear of oil pump cover is included.
10 mm (0.4in)
1.2 mm (0.047 in)
Open even a little at ambient temperature
Because thermostat operates with some time lag, measure the lift of open
valve after maintaining at around 65°C (150°F) for approximately 5 minutes.
3.0 mm (0.12in)
If the part is worn, cracked or damaged at the outer ends or at upper of lower lip Replace if under lower limit.
0.05mm (0.0020in)
0.30mm (0.0118in) or over
0.98mm (0.0386in) or over
0.1mm (0.0039in) or over
0.1mm (0.0039in) or over
State of outer diameter reduction, blade bend or damage
3.70mm (0.1457in)
0.2mm (0.008in)
0.5mm (0.020in)
Lip is deteriorated, degraded, or damaged, or the tightening margin
is reduced to 0.5mm (0.020in) or less by wear.
4st 4/5/6 2020
Action to be taken
Replace if over upper limit.
Replace if over upper limit.
Replace if under lower limit.
Replace if over upper limit.
Replace if under lower limit.
Adjust into specified range.
Replace if out of specified range.
Replace if out of specified range.
Replace if out of specified range.
Replace if out of specified range.
Clean to remove carbon deposit and dirt. Adjust gap by moving side
electrode. Replace if electrode is severely eroded.
Replace if out of specified range.
Replace if out of specified range.
Replace pump case liner and guide plate as a set.
Replace if severely worn
Replace if severely worn
Replace if severely worn
Replace if severely worn
Replace if necessary.
Replace if over upper limit.
Replace if over upper limit.
Replace if necessary.
Replace if under lower limit.
Replace if necessary.
Replace if over upper limit.
Replace if over upper limit.
Replace if severely worn
Replace if out of specified range.
2
2-13
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