2-11
2
4st 2/2.5/3.5 2007
Functional Limit
Action To Be Taken
Adjust or replace.
5mm (0.2in)
Replace if under specified limit.
Adjust into specified range.
Replace if out of specified range.
*
A digital tester may display values of reversed polarity and/or
measurement values ranging from 2 - 6M
Ω
.
Replace if out of specified range.
* A digital tester may display values of reversed polarity.
Replace if out of specified range.
Replace if out of specified range.
1.0mm (0.039in)
Clean to remove carbon deposit and dirt.
Adjust the gap by moving side electrode. Replace if electrodes are severely worn.
Valve opens even a little under ambient temperature.
Replace if out of specified range.
Since the thermostat operation has a time delay, measure
the valve open lift after maintaining the temperature at
around 65
゚
C(150
゚
F) for approximately 5 minutes.
3.0mm (0.12in)
Replace if under specified limit.
The impeller is worn cracked or damaged on the tips or
upper and lower surface lips.
Replace pump case liner and guide plate as a set.
Replace if severely worn.
Replace if severely worn.
Replace if severely worn.
23.5mm (0.925in)
Replace if under specified limit.
Replace if necessary.
0.4mm (0.016in)
Replace if over specified limit.
0.05mm (0.0020in)
Replace if over specified limit.
0.03 - 0.20mm (0.0012 - 0.0079in)
Adjust or replace.
State of outer diameter reduction, blade bend or damage
Replace if necessary.
3.70mm (0.1457in)
Replace if under specified limit.
Replace if necessary.
0.4mm (0.016in)
Replace if over specified limit.
0.5mm (0.020in)
Replace if over specified limit.
0.500mm (0.01968in)
Replace if over specified limit.
Lip deteriorated, degraded or damaged, or tightening
margin reduced to 0.5mm (0.020in) due to wear
Replace if out of specified range.
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