When electrodes show excessive wear.
1.2 mm (0.047 in)
When the valve opens even slightly at ambient temperature.
Check valve opening temperature by immersing the thermostat in
water and gradually increasing water temperature.
When the tips or upper and lower surface lip areas show wear,
cracks or damage.
When anode shows excessive corrosion.
When depth of wear is 0.1 mm/0.003937 in or more.
0.4 mm/0.01575 in or more
When depth of wear is 0.1 mm/0.003937 in or more.
When lip area shows deterioration, heat discoloration, or damage or
when reduces interference to 0.5 mm/0.01969 in or less.
Replace with new part.
Replace with new part.
Adjust
Replace with new part.
Replace with new part.
Replace with new part.
Replace with new part.
Replace with new part.
Replace with new part.
1) Repair so that parts conform to standard values.
2) Adjust or replace with new part.
Replace with new part.
Replace with new part.
Replace with new assembly.
Replace with new part.
Replace with new part.
Replace with new part.
Adjust or replace with new parts.
Replace with new part.
Replace with new part.
Replace with new part.
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