Glow-worm Clearly Solar System - Manual (Page 20)

20
Installer menu
Access the installer menu by pressing the button for 3
seconds.
Press the button for 3 seconds again to return to the
operating menu.
These parameters should only be adjusted by the installation
engineer.
5.1 Setting the system parameters
Certain system parameters have to be set in order to optimise
the system for the respective conditions. These parameters are
all together in the installer menu and should only be set by the
installation engineer.
Access the installer menu.
Display
Press + or - to adjust
Press PROG to accept
Setting range Factory setting
Changing the hydraulic plan
1. 1 collector array.
2. 2 collector arrays (East/West system).
3. Not used.
1, 2, 3 1
Setting the flow rate
When setting the the required flow rate,
please observe the measurement units,
required for display of Solar gain.
0 – 165 litres/min 0
Resetting the solar gain.
The solar gain is reset to 0 by turning the dial
to 1.
- -
Resetting the operating hours.
The operating hours are reset to 0 by turning
the dial to 1.
- -
Setting the max. temperature for cylinder 1 20 to 90 °C 75 °C
Setting the activation difference for cylinder 1.
(The activation difference should always be 2
K greater than the deactivation difference)
2 – 15 K 7 K
Setting the deactivation difference for cylinder
1.
(The deactivation difference should always be
2 K less than the activation difference)
1 – 10 K 3 K
IMPORTANT:
l The hydraulic plan, flow rate and current date must be
entered.
l It is also recommended that the solar gain modulation and
cylinder reheat delay are activated.
l Ask the householder how long they normally program the
DHW to be on for before they actually require it. If one hour or
more, activate the cylinder reheat delay.
l It may not be necessary to change any other settings from
the factory defaults
Exit the installer menu.
The following table gives an overview of all system parameters
and their factory settings and range.
5 Commissioning