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TECHNICAL PASSPORT. INSTALLATION and OPERATION MANUAL
TECHNICAL PASSPORT. INSTALLATION and OPERATION MANUAL
TECHNICAL PASSPORT. INSTALLATION and OPERATION MANUAL
TECHNICAL PASSPORT. INSTALLATION and OPERATION MANUAL
7.4.
Connecting the boiler to the heating
installation.
Such connections must be
performed by a technician /
service shop authorized for such
operations.
When the boiler is connected to a heating
system, it is mandatory to install a 3 bar
relief valve and expansion vessel. No shut-
off fittings may be installed between the
relief valve, expansion vessel and boiler.
It is mandatory to install a three-
way valve (Laddomat or similar)
or a four-way mixing valve which
to ensure that the temperature
of the heating medium fed into
the boiler from the heating
installation is at least 65°С
.
Table 6. TROUBLE-SHOOTING TABLE
Installation damage
Cause
Solution
1. Due to unsealed connections
1. Install the connecting piping strain-free to the boiler
connections. Connect the heating installation outlet to
connection B. Connect the heating installation inlet to
connection A. Mount the cock Y included in the set item.
11.4. at the drainage outlet.
2. Due to freezing
2.
If the heating installation, including the piping network,
has not been built frost-proof, we recommend that you
fill the heating installation with a liquid which has low
freezing point and corrosion protection and antifreeze
agent.
Boiler water too hot, heating bodies too cold
1.
Hydraulic resistance is too high.
2.
Air in the system
3.
Inoperable circulation pump
Make sure the circulation pump has been properly selected
and the heating installation is of the proper dimensions.
(You must contact your installer.)
The STB safety thermostat has
been triggered.
Upon reaching a temperature of 95°С, the thermostatic
safety protection device is triggered and the fan is turned
off. To resume protection, remove the black cap on the
front panel of the boiler and press the button on the STB-
thermostat.
Contact your installer to determine the cause of protection
triggering.
Low temperature in the boiler on which the burner is installed. Unable to reach normal
temperature mode of 65
°
-85
°
С
Inadequate
sizing
and/or
combination of heating appliances
Immediately consult your installer about the problem.
Mount the supplied filling and drainage cock on the
drainage outlet Y.
