TM005 Rheem Solar Hiline Service Instructions REV D
D.O.I 20/02/2009
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21
Fault Finding (Chart 3 & 3.1)
Is the water heater of
sufficient size for the
customers needs?
NO
Has the usage pattern
changed recently? i.e
Additional appliances or
people using hot water.
Advise customer on usage
pattern to suit solar water
heater.
Is the water heater sized
as recommended in the
Rheem sizing guide?
Is the T&PR valve
continuously discharging
water?
Are there any plumbing
leaks, crossed
connections or dripping
taps?
Does the water
temperature correspond
with the thermostat
setting?
YES
NO
NO
YES
Electric Booster circuit
Collector circuit
NO
Repair any leaks.
Isolate cross connections.
Recommend a water heater
of sufficient capacity to meet
customers needs.
Recommend a hot water
usage pattern that will suit the
water heaters capacity and
the customers needs.
YES
NO
YES
Is the water supply
pressure above 800kPa?
YES
Fit pressure limiting valve if
not already fitted. Existing
pressure limiting valve faulty.
YES
Is the correct T&PR
valve fitted?
Replace the T&PR valve with
one of the correct pressure
rating. Do not use
reconditioned valves.
Is the water temperature
above 75ºC
Check for crossed water
connection.
Replace the T&PR valve.
NO
YES
NO
NO
YES
YES
NO
3
3.1
5
1
2
