Remeha
Quinta 45/65
52
9.2 Shut-down
9.2.1 Temporary shut-down with frost protection
- do not isolate the electric power supply
- do not close the gas cock.
- use the switch function,
see Par. 6.1.3.
9.2.2 Permanent shut-down without frost protection
- Set system controls to off
- Isolate the electric power supply
- Close the gas cock.
10 FAULT-FINDING
10.1 General (all installations)
Check the following, in sequence (by service engineer):
Step
Signs
Check points
Actions
1
Boiler display is blank.
The mains voltage 230 V
Replace if necessary,
but check what circuit
it was protecting and
rectify if faulty
The fuse in the euro- con-
nector
The control box fuses
2
Boiler display shows a
fault code
For flashing digits
If yes, follow instruc-
tions in the table,
ref.
Par. 10.2
.
3
Boiler display shows
operating code
(see Par. 6.3)
0
(no heat demand)
Go to point 4.
1
to
9
,
h
,
l
,
b
try to find the cause of
the fault, using opera-
ting mode shown.
4
Use boiler manual
override.
(see Par. 6.1.3)
Does the boiler start up?
Yes, check external
control and wiring, or
go to point 6.
No, go to point 5.
5
Override external
controls by fitting a
link across terminals
3 and 4 of the boiler
terminal strip
Does the boiler start up?
Yes, check boiler para-
meters. If all OK, then
replace control box.
No, repeat point 3.or go
to point 6.
