Specifications

TM039 Rheem Water Star Service Instructions REV: A
Date of Issue: 02/09
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16
Fault Finding Chart 4
4
Water too hot
Is the outlet water
temperature approx. 70
degrees?
Water heater operating
normally
YES
Is the thermostat in good
contact with the cylinder?
NO
Remove the thermostat, re-
tension the bracket and refit
the thermostat
Allow the water heater to
recover and re-check the
water temperature
Is the water temperature
in the cylinder > 80°C?
NO
Replace the thermostat
YESYES
NO
An external tempering valve
should be considered if concerns
surround children or elderly
occupants
Water temperature can be
measured at the T&PR
valve drain by gently lifting
the easing lever
Has the correct
continuous flow gas water
heater been installed?
Is the water temperature
in the cylinder < 80°C?
NO
Fault rectified
The continuous flow gas water heater
connected to a Rheem Water Star MUST have
a maximum outlet temperature of 60 degrees
Reset the outlet
temperature of the
continuous flow water
heater or replace with a
suitable model
NO
Possible fault with
continuous flow gas water
heater. Refer to service
instructions on relevant
model for fault finding
YES
YES