Westomatic Eco Encore, Technical Manual

Page: 109 / 150

108
Error code 58 - Under Temperature Trip.
SWITCH MACHINE OFF
Set your voltmeter to measure
continuity
Check 12A Boiler Fuse
Check operation of Boiler Float
Manually operate the lower
switch on the boiler lid; is
continuity measured across the
legs?
Replace
switch (P/N
100013104)
N
Remove SKT 5 and
measure the resistance
across pin 3
(Orange/Black) and pin
4 (Orange/Red). Does
the resistance
correspond to the water
temperature (refer to
graph of resistance
verses temperature
chart)?
Y
Replace over
temperature
probe (P/N
100021040)
N
Replace SKT5 and
SWITCH MACHINE ON.
Are the temperature
addresses set correctly?
Y
Reset temperature
within the
programming
N
Set your voltmeter to
measure 240Vac, is
there mains voltage
present at the boiler
Y
Replace Boiler element
(P/N 100023022)
Y
When error code 58 is displayed is
there 240Vac preset on SKT10 pin 1
(Yellow/Red)
N
Replace Boiler
Relay (P/N
100014043)
Y
Replace processor
board (P/N
190010)
N