SERVICE POINTS
Thermostat inspection
1. Measure:
9Valve operating temperature
9Valve lift a
Out of specification ® Replace the
thermostat
Water temperature Valve lift
Below 0 mm
58 ~ 62°C (136.4 ~ 143.6°F)
(0 in)
Above 3 mm
70°C (158°F) (0.12 in)
Measuring steps:
8 Suspend the thermostat in a contain-
er filled with water.
8 Slowly heat the water.
8 Place a thermometer in the water.
8 While stirring the water, observe the
thermometer’s indicated tempera-
ture.
5-23
Anode inspection
1. Inspect:
9Anode
Refer to the “ANODE” in chapter 3.
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