TM005 Rheem Solar Hiline Service Instructions REV D
D.O.I 20/02/2009
This document is stored and maintained electronically by
Service. All printed copies not bearing this statement in RED are deemed “uncontrolled”.
22
Fault Finding (Chart 4)
Does water temperature
at hot tap correspond with
or near thermostat
setting?
YES
Advise customer on operation of
solar system and benefits of
storing water at 70ºC.
Tempering valves should be considered
for ablution areas if concerns surround
small children or elderly occupants.
Has the ECO tripped?
NO
Isolate power before
continuing diagnosis
Is the water temperature
above 80ºC?
Draw water until the water
temperature drops below 60ºC.
Reset the ECO and continue
with diagnosis.
YES
YES
NO
Are thermostat contacts
open?
TEST 8
Is the thermostat in good
contact with cylinder
wall?
Remove thermostat.
Re-tension holding bracket
and refit thermostat.
Did the thermostat
contacts open?
NO
YES
NO
NO
Is the heating unit
installed in the correct
orientation?
Draw water off to cool cylinder to
60ºC.
Replace the thermostat.
Refit heating unit in the correct
orientation.
YES
NO
YES
YES
NO
4
5
