Specifications

TM024 Premier Loline Solar Drain back Service Instructions REV: A
D.O.I: 12/12/2007
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28
Fault Finding Chart 1.3
Are
the thermostat
ECO contacts
closed?
YES
NO
Test 3A for EWT
type thermostats or
test 3B for ST type
thermostats
Is
the water in
the tank at least 6º
lower than the
thermostat
setting?
YES
Are
the thermostat
contacts
closed?
Does
the element
have the correct
resistance?
YES
YES
Has
the weather
been conducive for
good solar
gain?
NO
Add water to the storage tank by
lifting the easing lever on the
T&PR valve until the water
temperature in the tank is 6º below
the set temperature.
NO
Reset the ECO or replace
thermostat.
NO
Test 5
YES
Replace thermostat.
NOTE: Water will
discharge through
the drain during this
procedure
Did the
thermostat
contacts
close?
NO
YES
Replace element.NO
1.3
1.5
Has
the weather
been conducive for
good solar
gain?
Booster circuit fault has been
repaired.
YES
NO
Is a
tempering valve
blocked or
faulty?
YES Replace tempering valve.
NO
Booster circuit electrically
ok. Advise customer that
only 125 Litres of hot water
@ 60º is available during
periods of low solar gain.
Test 4A for EWT
type thermostats or
test 4B for ST type
thermostats
Test 4A for EWT
type thermostats or
test 4B for ST type
thermostats