Technical Information; Technical Information; General Information; Eneral Nformation - Ariston microCombi 23 MFFI Installation And Servicing Instructions

1. G I
ENERAL NFORMATION
MTS (GB) Limited support the
you how to use, a Log Book which will give you important information about your boiler,
and heating system. Please have this Log Book to hand whenever you contact a service
engineer or us.
All CORGI Registered Installers carry a CORGI ID card, and have a registration
number. Both should be recorded in your boiler Logbook. You can check your
installer is CORGI registered by calling CORGI direct on :- (01256) 372300.
This is a combined appliance for the production of Central Heating (C.H.) and Domestic
Hot Water (D.H.W.). This appliance must be used only for the purpose for which it is
designed. The manufacturer declines all liability for damage caused by improper or
negligent use.
Do not allow children or inexperienced persons to use the appliance without supervision.
If you smell gas in the room, do not turn light switches on or off, use the telephone or any
other object which might cause sparks.
Open doors and windows immediately to ventilate the room.
Shut the gas mains tap (on the gas meter) or the valve of the gas cylinder and call your
Gas Supplier immediately.
If you are going away for a long period of time, remember to shut the mains gas tap or
the gas cylinder valve. Consult the Installation and Servicing manual when turning off the
boiler for long periods of time.
Before any intervention within the boiler it is first necessary to isolate the electrical
supply by turning the external switch to "OFF".
T I
ECHNICAL NFORMATION
GENERAL DATA
Heating input max-min
Heating output max-min
Efficiency at Maximum Thermal Capacity (see
installation instructions)
CENTRAL HEATING
Operating Temperature max-min
Maximum-Minimum Heating Pressure
Built-in expansion vessel - Total capacity
DOMESTIC HOT WATER
Temperature of Water for Domestic Use (max-min)
Working pressure max-min
Flow rate ∆T 35°C
Minimum flow rate
ELECTRICAL DATA
Electrical Supply/ Frequency
Power Consumption
Protection of Electrical System
CATEGORY
Nominal Pressure Methane Gas (G20)
Nominal Pressure Liquid Gas (G30-G31)
initiative. Your installer will give you, and show
23 kW
kW 25.6-11.0
kW 23.7-9.6
% 92.5
°C 82-42
bar 3-0.7
litres 6
°C 54-36
bar 6-0.2
l/min 9.7
l/min 2.5
V/Hz 230/50
W 135
IP X4D
mbar 20
mbar 29-37
27 kW
29.3-11.0
27/9.27
92
82-42
3-0.7
6
56-36
6-0.2
11.0
2.5
230/50
155
X4D
20
29-37
3