7
GB-0
Start-up
1. Connect the circulating pump according to the description in „Connection of
external appliances”.
2. Set the pump mode switch to the „On” position.
3. Disconnect a room thermostat from RT entry [3].
4. Set the knob [10] at any temperature e.g 50 degress .The boiler will start the
pump but it will not start the heating.
5. Vent the installation and the pump according to the pump manual.
6. Check the flow in the installation by the use of some proper devices (e.g rotameter)
if necessary get rid of the reason of lack of flow.
7. Set the knob [10] in the „OFF” position.
8. Connect the room thermostat and set the pump mode according to „Connection
of external appliances”.
9. Turn the boiler on.
Front control panel operation
Control panel is located on the outside
boiler cover. It consists of (on-off knob,and
temperature control [10], 4 signalling LED
indicators [11], [12], [13] green and one
[14] red. LED indicators are specified on
page 8. In order to start the boiler, set the
knob [10] at desire temperature. To switch
the boiler off, set the knob [10] in „OFF”
position. Switching off procedure will be
confirmed by the flashing green indicator
[11]. At this time the heating elements are
turned off but the pump will still run for 90
seconds. After this time the green indica-
tor [11] goes off and the boiler is fully off.
OFF
0
30
40
11
13
10
12
14
