Sime MURELLE HE 50 R, User Instructions

Page: 5 / 8

5
to disconnect the electricity supply, by
switching off the main switch of the sy-
stem, and to close the gas isolation valve
and, if low temperatures are expected, to
completely empty the hydraulic circuits
to avoid pipes being damaged by frost.
Errors aND solutIoNs
When there is a functioning error, the di-
splay shows an alarm and the blue lumi-
nous bar becomes red.
Descriptions of the errors with the relati-
ve alarms and solutions are given below:
– alarM 02 (fig. 27/a)
If the water pressure detected is lower
than 0.5 bar, the boiler will stop and
the display will show “ALL 02”.
Using the external filling device until
the pressure indicated by the display is
between 1 and 1.5 bars.
If it is necessary to repeat the system
refilling procedure, it is advisable to
contact qualified technical personnel
to check the seal of the heating sy-
stem (to check whether there are any
leaks).
APRE
2 2
2
Circuito
riscaldamento 2
Circuito
riscaldamento 3
(impianto tre
zone)
Fig. 27/a
– all 03
request assistance from qualified
technical personnel.
– all 05
request assistance from qualified
technical personnel.
– all 06 (fig. 27/c)
Press the key
5
3
1
2
4
the controls (2) to
re-start the boiler.
If the error persists, request assi-
stance from qualified technical per-
sonnel.
APRE
2 2
2
Circuito
riscaldamento 2
Circuito
riscaldamento 3
(impianto tre
zone)
APRE
2 2
2
Circuito
riscaldamento 2
Circuito
riscaldamento 3
(impianto tre
zone)
Fig. 27/c
– all 07 (fig. 27/d)
Press the key
5
3
1
2
4
of the controls (2)
to re-start the boiler.
If the anomaly persists, request assi-
stance from qualified technical per-
sonnel.
APRE
2 2
2
Circuito
riscaldamento 2
Circuito
riscaldamento 3
(impianto tre
zone)
APRE
2
2
2
Circuito
riscaldamento 2
Circuito
riscaldamento 3
(impianto tre
zone)
Fig. 27/d
– from “all 08” to “all 10”
request assistance from qualified
technical personnel.
– all 13 (fig. 27/e)
Press the key
5
3
1
2
4
of the controls (2)
to re-start the boiler.
If the error persists, request assi-
stance from qualified technical per-
sonnel.
APRE
2 2
2
Circuito
riscaldamento 2
Circuito
riscaldamento 3
(impianto tre
zone)
APRE
2 2
2
Circuito
riscaldamento 2
Circuito
riscaldamento 3
(impianto tre
zone)
Fig. 27/e
– all 14 and all 15
request assistance from qualified
technical personnel.
– “
5
3
1
2
4
flashING”
If a external sensor(sE) is fitted
should it become short circuited the
symbol flashes on the display.
During such error the boiler conti-
nues to function normally.
request assistance from qualified
technical personnel.
– from “all 20” to “all 35”
request assistance from qualified
technical personnel.
– all 70 and all 71
these alarms appear on the cr 73
remote control display. request as-
sistance from qualified technical per-
sonnel.
Gas coNVErsIoN
If it is necessary to change to a different
type of gas, request assistance only from
authorised technical personnel.
MaINtENaNcE
annual maintenance of the appliance
should be planned sufficiently in advan-
ce, requesting the assistance of autho-
rised technical personnel.
the boiler is supplied complete with
a mains cable, which should only be
replaced with one of similar dimen-
sions.