Page
14
3. General requirements
3.1 Contents included in delivery
Contents included with delivery
I
nstructions for use
Electrical drawing
Warranty card
Pump’s manual
3
1
Hanging bracket
4
1
External temperature sensor (optional)
5
1
Water cylinder temperature sensor (optional)
Table of contents included with delivery
3.2 Preliminary remarks
Item
Quantity
Description
1
1
T
h
ermoExtra boiler
2
1
Instructions for installation
Note:
Item 4 is only delivered with T
h
ermoExtra option O or
V. Item 5 is only delivered for T
h
ermoExtra option V
T
h
ermoBlok and T
h
ermoBlok PTV boilers are delivered pre
-
mounted in a package unit. Make sure
that all parts have been delivered intact. For the exact list of parts see the figure and table below. If
parts are damaged or missing, please consult our local sales office.
When connecting the appliance to the fixing wiring
,
the means for disconnection (MCB) must be
incorporated in fixing wiring in accordance with the local wiring rules.
If safety
valve 2
.
5
Bar
is not
located
in the existing installation,
a
safety valve provided must be
installed.
If boiler is not connected to room thermostat
or boiler is out of function during winter time, there is a
danger of installation freeze. In this case
t
he
should be filled with antifreeze liquid for central heating, if
this is not possible water should be drained out of the system with the help of charge and discharge.
Recommended pressure of central heating installation is 0
.
15
M
pa (1
.
5
B
ar), maximum
pressure is
0
.
25
M
pa (2
.
5
B
ar) and
minimum 0
.
08
M
pa (0
.
8
B
ar).
