Specifications

TM024 Premier Loline Solar Drain back Service Instructions REV: A
D.O.I: 12/12/2007
This document is stored and maintained electronically by Service. All printed copies not bearing this statement in RED are deemed “uncontrolled”
39
Fault Finding Chart 4
(1)
Are
there any
leaks around the
collectors or
heater?
NO
Advise customer to operate booster
only when required to maximise solar
contribution or switch to an off peak
tariff.
Is
the booster
circuit connected
to an off peak
tariff?
NO
YES
YES
Is
boosting
required during periods
of high solar gain to
meet hot water
demands?
Connect to continuous tariff and
install a booster switch to minimise
boosting at night or suggest a usage
pattern that will minimise depletion of
hot water at night.
YES
Is the
leak discharge
from the T&PR
valve?
YES
Does
the customer
only boost when
required?
YES
NO
YES
4
1.5
2.1
1.5
5
What is
the model
number?
Are
the thermostat
contacts
closed?
YES
NO
Is the
thermostat
in good contact with
the cylinder
wall?
YES
Remove the thermostat and
clear scale from cylinder.
Re-tension holding bracket
and refit thermostat.
Replace the thermostat.
YES
NO
Are
the thermostat
contacts
closed?
YES
Thermostat mounting fault repaired.NO
591 (electric boosted)
596 (gas boosted) & 590 with
remote in-line gas booster
Is the
water in the
solar storage tank
< or = 58º?
Is the
gas booster
operating?
NO
Conduct fault finding on the gas
booster. Refer to appropriate Service
Instructions for model.
YES
NO
YES
1.5
NO
Is the
water temp at a
hot tap >
60º?
Is
the T&PR
valve continuously
discharging
water?
NO
NO
Notes
(1) The T&PR may under normal operating conditions discharge up to 10 litres over a 24 hour
period; therefore a small discharge may occur whilst appliance is heating – Normal operation.
NO
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