Fault Finding (Chart 1) - Rheem 52S160 Service Instructions Manual

Fault Finding (Chart 1)

1
Is the electric booster
connected to an off
peak tariff?
YES
Possible failure of the
off peak relay or missed
signal from energy
supplier. Continue with
diagnosis to confirm
booster circuit is
operational.
Isolate power and continue
with diagnosis procedure.
Conduct an electrical
procedure on page 16.
Reading above
1 mega-ohm
1.1
TM005 Rheem Solar Hiline Service Instructions REV D
D.O.I 20/02/2009
This document is stored and maintained electronically by
Is 240V present at
NO terminal block?
TEST 1
YES
YES
insulation test as per
Reading below
1 mega-ohm
1.2
Service. All printed copies not bearing this statement in RED are deemed "uncontrolled".
NO
Turn booster on. NO
Is 240V present at
terminal block? NO
TEST 1
YES
Has the weather been
conducive for good
solar gain?
NO
14
Is a switch to control
the booster installed in
the house?
YES
Is the booster switch
turned on?
YES
Is the fuse blown at
the switchboard?
NO
Booster switch or wiring
from switchboard to
terminal block open circuit.
Repair wiring or replace
switch.
YES 2
Advise customer that
boosting will be required
during periods of low solar
contribution.
NO