Ariston MICROCOMBI 23 MFFI, Installation And Servicing Instructions

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4
2.1 R
EFERENCE
S
TANDARDS
2. INSTALLATION
L
EGEND
:
1. Flue connector
2. Air intake for twin pipe flue systems
3. Fan
4. Combustion chamber hood
5. “Twin-pass” heat exchanger
6. Domestic hot water temperature probe
7. Combustion chamber
8. Combustion chamber insulation panel
9. Burner
10. Detection electrode
11. Ignition electrodes
12. Gas valve
13. Spark generator
14. Pump pressure switch
15. Safety valve (3 bar)
16. Automatic By-pass
17. D.H.W. Flow switch
18. Domestic hot water inlet filter
19. Circulation pump with automatic air release valve
20. Safety thermostat
21. Main circuit temperature probe
22. Expansion vessel
23. Air pressure switch tube
24. Air pressure switch
25. Combustion analysis points
1.2 O
VERALL
V
IEW
F
IG
. 1.0
IN028C
The technical information and instructions provided herein
below are intended for the installer / Servicing Technician
so that the unit may be installed and serviced correctly and
safely.
In the United Kingdom the installation and initial start up of
the boiler must be by a CORGI Registered Installer in
accordance with the installation standards currently in
effect, as well as with any and all local health and safety
standards i.e. CORGI.
In the Republic of Ireland the installation and initial start up
of the appliance must be carried out by a Competent
Person in accordance with the current edition of I.S.813
“Domestic Gas Installations”, the current Building
Regulations, reference should also be made to the current
ETCI rules for electrical installation.
This appliance must be installed by a competent
installer in accordance with current Gas Safety
(installation & use) Regulations.
The installation of this appliance must be in accordance
with the relevant requirements of the Local Building
Regulations, the current I.E.E. Wiring Regulations, the
bylaws of the local water authority, in Scotland, in
accordance with the Building Standards (Scotland)
Regulation and Health and Safety document No. 635