Riello ALU PRO power Series User guide

INSTRUCTIONS FOR THE INSTALLER AND
FOR THE TECHNICAL ASSISTANCE CENTRE
ALUMINIUM
CONDENSING
BOILERS
ALU PRO
power

GENERAL
2
ALU PRO Power condensing boilers comply with:
• Gas Appliance Directive 2009/142/EC
• Efficiency Directive 92/42/EEC and Attachment E of the Pres. Decree 26 August 1993 no. 412 (****)
• Electromagnetic Compatibility Directive 2014/30/EU
• Ecodesign Directive for energy-related products 2009/125/EC
• Energy Consumption Labelling Directive 2010/30/EU
• Low Voltage Directive 2014/35/EU
• Condensing boilers Standard EN 677.
• Delegated regulation (EU) N. 813/2013
CONFORMITY
MODEL CODE
ALU 115 PRO power 20021781
ALU 150 PRO power 20020843
ALU 225 PRO power 20020844
ALU 300 PRO power 20020845
ALU 349 PRO power 20029287
ALU 375 PRO power 20020846
ALU 450 PRO power 20020847
ALU 525 PRO power 20020848
ALU 600 PRO power 20020849
RANGE

GENERAL 3
Dear Installer,
congratulations on having chosen a r boiler, a quality product that is designed to give
dependable, efficient and safe service and to provide comfort in the home for many years to come.
This manual provides information that is essential for the proper installation of the appliance. Used
in conjunction with your own knowledge and expertise it will enable you to install the appliance
quickly, easily, and correctly.
Please accept our thanks again on your choice of product
Riello S.p.A.

4INDEX
This booklet Cod. 20125662 Rev. 20 (09/16) is com-
posed of 72 pages.
In some parts of the booklet, some symbols are used:
b = for actions that require particular caution and
adequate preparation
a = for actions that absolutely SHOULD NOT be
carried out
CONTENTS
GENERAL
Conformity 2
Range 2
Index 4
General Safety Information 5
Basic safety rules 5
Description of the appliance 6
Safety devices 6
Identification 7
Data plate 7
Structure 8
Technical data 11
Accessories 11
Water circuit 12
Pumps 12
Positioning the temperature sensors 13
Wiring diagram 14
Control panel 16
Operation 19
INSTALLER
Product delivery 24
Opening 24
Dimensions and weights 25
Handling 25
Place of installation 28
Installation in older systems and systems requiring
modernisation 28
Water in central heating systems 29
Water connections 32
Draining the condensate 37
Condensate neutraliser 38
Gas connection 40
System anti-freeze protection 41
Flue gas exhaust and comburent air intake 41
Electrical wiring 42
Connecting the outdoor temperature sensor 45
System filling and emptying 46
Preparing for initial start-up 46
TECHNICAL ASSISTANCE CENTRE
Initial commissioning 47
Checks during and after initial start-up 49
Temporary shut-down 50
Preparing for extended periods of disuse 50
Setting the combustion parameters 51
Conversion from one type of gas to another 55
Setting the functional parameters 57
Information display 59
Fault codes 60
Parameters menu 62
Maintenance 65
Cleaning the condensate drain and siphon 65
Removing the burner 66
Positioning electrodes 67
Troubleshooting 68ß

GENERAL 5
Remember that the use of products that use fuel, electrical power and water demands that a number of fundamental
safety precautions be respected, like:
aDo not allow children or persons (including children)
with reduced physical, sensorial or mental abilities
or with insufficient experience and knowledge to use
the system without proper supervision or instruction
from the person responsible for its safe use.
aIt is forbidden to use electrical devices or equip-
ment, such as switches, domestic appliances, etc. if
there is a smell of gas or unburned products. In this
case:
- air the room, opening doors and windows;
- close the fuel shut-off cock;
- promptly contact the rTechnical Assistance
Centre or other professionally qualified personnel.
aDo not touch the boiler while barefoot or when wet.
aNever clean or service the boiler without first dis-
connecting it from the mains electricity supply by
turning the main power switch to "off" and the main
switch of the boiler to “OFF”.
aDo not modify the safety or adjustment devices with-
out the receiving the manufacturer’s authorisation
and precise instructions.
aDo not plug the condensate drain outlet.
aNever pull, disconnect, or twist the electrical cables
coming from the boiler even if it is disconnected
from the mains electricity supply.
aDo not obstruct or restrict the air vents in the room
where the boiler is installed.
The ventilation openings are vital for correct com-
bustion.
aDo not expose the boiler to the elements.
It has been designed to work outdoors only when
used with the special accessory kit.
aNever leave inflammable substances and contain-
ers in the room where the boiler is installed.
aDo not dispose of packaging material into the envi-
ronment, or leave it within the reach of children,
since it can become a potential hazard. It must be
disposed in accordance with the present law.
BASIC SAFETY RULES
GENERAL SAFETY INFORMATION
bAfter removing the packaging make sure that
everything is there and undamaged, if not contact
the rAgency that sold you the appliance.
b The installation of the ALU PRO power boiler must
be carried out by a qualified company that will
issue the owner with the installation declaration of
conformity on completion of the work, in compliance
with the applicable National and Local Standards
and the instructions supplied by r in the instruc-
tion booklet supplied with the appliance.
b The ALU PRO power boiler must be used for the
purpose intended by rfor which it was express-
ly made. No contractual or extra-contractual liability
is accepted by rfor damage caused to people,
animals, or objects due to errors in installation,
adjustment, or maintenance or by improper use.
bIn the event of a water leak, disconnect the boiler
from the mains electricity supply, shut off the water
supply and promptly notify the rTechnical
Assistance Centre or else professionally qualified
personnel.
b Periodically check that operating pressure in the
water circuit is greater than 1.5 bar and less than
the maximum limit provided for the appliance.
Otherwise, contact the rTechnical Assistance
Centre or professionally qualified personnel.
b If the boiler is not going to be used for an extended
period of time, proceed as follows to prepare it for
shut-down:
- set the appliance's main switch to “OFF”
- turn off the system general switch
- close the fuel and water taps of the heating system
- drain the heating and domestic hot water circuits to
prevent freezing
b The boiler must be serviced at least once a year.
b This manual is an integral part of the appliance
and must therefore be kept with care and must
ALWAYS accompany the boiler even when passed
on to another owner or user or transferred to another
installation. In case of loss or damage, please con-
tact the local rTechnical Assistance Centre in
your Area for a new copy.