Fault Finding Chart 4 - Rheem TM039 Service Instructions Manual

Fault Finding Chart 4

4
Is the outlet water
temperature approx. 70
degrees?
NO
Is the water temperature
°
in the cylinder > 80 C?
Water temperature can be
measured at the T&PR
valve drain by gently lifting
the easing lever
NO
The continuous flow gas water heater
connected to a Rheem Water Star MUST have
a maximum outlet temperature of 60 degrees
Has the correct
continuous flow gas water
heater been installed?
TM039 Rheem Water Star Service Instructions REV: A
Date of Issue: 02/09
This document is stored and maintained electronically by
Water too hot
YES
Is the thermostat in good
YES
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
NO
YES
16
Service. All printed copies not bearing this statement in RED are deemed "uncontrolled"
An external tempering valve
should be considered if concerns
surround children or elderly
°
C?
YES
Water heater operating
normally
occupants
YES
Replace the thermostat
NO
Fault rectified
Reset the outlet
temperature of the
continuous flow water
heater or replace with a
suitable model
Possible fault with
continuous flow gas water
heater. Refer to service
instructions on relevant
model for fault finding