Specifications

TM039 Rheem Water Star Service Instructions REV: A
Date of Issue: 02/09
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12
Component Tests 1, 5, & 6
Test 1
With the water heater plugged in and
switched on, use a multimeter on the AC
volts scale and measure between active
and neutral on the terminal block.
Normal voltage is 240 volts
Test 5
Using a multimeter on the x1 resistance
scale, measure between terminals 3 and
4 on the thermostat.
The reading should be less than 1Ω.
Test 6
Using a multimeter on the x1 resistance
scale, measure between terminals 1 and
2 on the thermostat.
The reading should be less than 1Ω.