24
Commissioning must b e done b y profes-
sionally qualied personnel. Unical AG
S.p.A. will not b e held liab le for damage
to persons, animals or ob j ects due to fail-
ure to comply with the ab ov e instruction.
Sw itching b oiler on and off
B efore commissioning the b oiler, check that:
3.10 - COMMISSIONING
does the installation meet the specic standards and regulations in force, both relating to the
gas part as well as the electrical part?
do the combustion air intake and ue gas exhaust take place properly according to
what is dened by the specic rules and regulations in force?
is the fuel supply syst em size d according to the capacity required b y the
b oiler? Is it equipped with all safety and control devi ces required b y the standards in force?
is the power supply of the b oiler 230V - 50Hz?
has the system been lled with water (approximately 0.8/1 bar pressure on the pressure gauge
with the pump stopped)?
are any syst em shut-off gate va lve s open?
does the gas to b e used correspond to the b oiler calib ration gas?: otherwise, perform
the b oiler conv ersion in order to use the gas av ailab le ( see section: 4.3” );
this operation must be carried out by technical staff qualied in compliance with the standards in force;
is the gas supply va lve open?
has the syst em b een checke d for gas leaks ?
is the outside main switch ON?
is the system safety valve efcient and is it connected to the drains?
has the syst em b een checke d for water leaks?
are the ve ntilation conditions and minimum distances to perform any maintenance
ensured?
have the GAS, HEATING and DOMESTIC HOT W ATER pipes b een cleaned thoroughly with
products suitab le for each circuit?
for the models !DEA CS 24-28-32 el and !DEA RS 24-28-32 el, is a minimum water ow rate
always assured to the heat exchanger? (presence of the bypass between the ow and return
pipes or, at least, a radiator always open?)
has a surve illance and protection syst em against gas leaks b een installed? ( Optional)
are the syst em pipes NOT used as the electrical syst em earthing?
has the syst em b een size d properly b earing in mind the radiator pressure drops?
thermostatic va lv es, radiator stop va lve s
has the operator b een trained and has the documentation b een supplied?
P lease tick the operations performed
NOTE!
Further details in the section
‘‘Technical Information’’ on the b oiler
page of the w w w .unicalag.it w eb site
w itching b oiler on and off
www.unicalag.ru
w itching b oiler on and off
B efore commissioning the b oiler, check that:
www.unicalag.ru
B efore commissioning the b oiler, check that:
does the installation meet the specic standards and regulations in force, both relating to the
www.unicalag.ru
does the installation meet the specic standards and regulations in force, both relating to the
do the combustion air intake and ue gas exhaust take place properly according to
www.unicalag.ru
do the combustion air intake and ue gas exhaust take place properly according to
b oiler? Is it equipped with all safety and control devi ces required b y the standards in force?
www.unicalag.ru
b oiler? Is it equipped with all safety and control devi ces required b y the standards in force?
has the system been lled with water (approximately 0.8/1 bar pressure on the pressure gauge
www.unicalag.ru
has the system been lled with water (approximately 0.8/1 bar pressure on the pressure gauge
does the gas to b e used correspond to the b oiler calib ration gas?: otherwise, perform
www.unicalag.ru
does the gas to b e used correspond to the b oiler calib ration gas?: otherwise, perform
the b oiler conv ersion in order to use the gas av ailab le ( see section: 4.3” );
www.unicalag.ru
the b oiler conv ersion in order to use the gas av ailab le ( see section: 4.3” );
this operation must be carried out by technical staff qualied in compliance with the standards in force;
www.unicalag.ru
this operation must be carried out by technical staff qualied in compliance with the standards in force;
has the syst em b een checke d for gas leaks ?
www.unicalag.ru
has the syst em b een checke d for gas leaks ?
is the system safety valve efcient and is it connected to the drains?
www.unicalag.ru
is the system safety valve efcient and is it connected to the drains?
has the syst em b een checke d for water leaks?
www.unicalag.ru
has the syst em b een checke d for water leaks?
are the ve ntilation conditions and minimum distances to perform any maintenance
www.unicalag.ru
are the ve ntilation conditions and minimum distances to perform any maintenance
have the GAS, HEATING and DOMESTIC HOT W ATER pipes b een cleaned thoroughly with
www.unicalag.ru
have the GAS, HEATING and DOMESTIC HOT W ATER pipes b een cleaned thoroughly with
products suitab le for each circuit?
www.unicalag.ru
products suitab le for each circuit?
!DEA C
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!DEA C
24-28-32 el
www.unicalag.ru
24-28-32 el
!DEA R
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!DEA R
always assured to the heat exchanger? (presence of the bypass between the ow and return
www.unicalag.ru
always assured to the heat exchanger? (presence of the bypass between the ow and return
pipes or, at least, a radiator always open?)
www.unicalag.ru
pipes or, at least, a radiator always open?)
has a surve illance and protection syst em against gas leaks b een installed? ( Optional)
www.unicalag.ru
has a surve illance and protection syst em against gas leaks b een installed? ( Optional)
are the syst em pipes NOT used as the electrical syst em earthing?
www.unicalag.ru
are the syst em pipes NOT used as the electrical syst em earthing?
has the syst em b een size d properly b earing in mind the radiator pressure drops?
www.unicalag.ru
has the syst em b een size d properly b earing in mind the radiator pressure drops?
thermostatic va lv es, radiator stop va lve s
www.unicalag.ru
thermostatic va lv es, radiator stop va lve s
has the operator b een trained and has the documentation b een supplied?
www.unicalag.ru
has the operator b een trained and has the documentation b een supplied?
‘‘Technical Information’’ on the b oiler
www.unicalag.ru
‘‘Technical Information’’ on the b oiler
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