TM005 Rheem Solar Hiline Service Instructions REV D
D.O.I 20/02/2009
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15
Fault Finding (Chart 1.1)
Are the thermostat ECO
contacts closed?
TEST 5
NO
Are the thermostat
contacts closed?
TEST 6
YES
Is the water in the tank at
least 6ºC lower than the
thermostat setting?
Slide the thermostat out from
under the retaining clamp and
allow the base of the
thermostat to cool.
Does the element have
the correct resistance?
TEST 7
Did the thermostat
contacts close?
TEST 6
YES
NO
YES
NO
NO
YES
NO
Has the weather been
conducive for good
solar gain?
YES
YES
NO
Water heater electrically OK.
Continue with diagnosis.
Reset the ECO or replace
thermostat.
Replace thermostat.
Replace thermostat.
Replace the element.
1.1
2
3
