Fault Finding Chart 1.3 - Rheem Premier Loline TM024 Service Instructions Manual

Fault Finding Chart 1.3

1.3
Test 3A for EWT
type thermostats or
test 3B for ST type
Are
thermostats
the thermostat
ECO contacts
closed?
YES
Test 4A for EWT
type thermostats or
test 4B for ST type
Are thermostats
the thermostat
contacts
closed?
YES
Test 5
Does
the element
have the correct
resistance?
YES
Is a
tempering valve
blocked or
faulty?
TM024 Premier Loline Solar Drain back Service Instructions REV: A
D.O.I: 12/12/2007
This document is stored and maintained electronically by
Is
the water in
the tank at least 6º
NO
lower than the
thermostat
setting?
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.
Did the
thermostat
YES
contacts
close?
NO Replace element.
Has
the weather
NO been conducive for
good solar
gain?
YES
NO
NOTE: Water will
discharge through
the drain during this
procedure
YES
Test 4A for EWT
type thermostats or
test 4B for ST type
thermostats
NO Replace thermostat.
NO
28
Service. All printed copies not bearing this statement in RED are deemed "uncontrolled"
Reset the ECO or replace
thermostat.
Has
the weather
been conducive for
good solar
gain?
NO
Booster circuit fault has been
repaired.
YES
Booster circuit electrically
ok. Advise customer that
only 125 Litres of hot water
@ 60º is available during
periods of low solar gain.
Replace tempering valve.
YES
1.5