Description of functions - Basic functions
23
FIGHTER 1320
The operating mode for the integrated brine pump can
be set separately for each heat pump in menu 5.4.6.
Brine pump
Quick guide - menu settings
Brine pump
Menu 5.4.6 Oper. mode brinepump
The operating mode for the brine pump is set
here. Selectable options are:
Intermittent: The brine pump starts 20 seconds
before and stops 20 seconds after the compres-
sor.
Continuous: Continuous operation.
10 days cont: Continuous operation for 10 days.
The pump then switches to intermittent opera-
tion.
The factory setting is Intermittent.
The operating mode for the heating medium pump for
compressor A (VBP-A) can be set separately for each
heat pump in menu 5.4.7.
The external heating medium pump's (VBP3) operat-
ing mode is set in menu 6.1.1.
VBP-B always runs in intermittent mode.
The settings for the economy operating mode are the
same for both pumps and are set in menus 6.1.2 and
6.1.3.
Heating medium pumps
(VBP-A and VBP3)
Connection of heating medium pump VBP3
The external heating medium pump's (VBP3) control
signal is connected to the terminal block X6:19
(230 V), X6:20 (N) (max 0.2 A).
Quick guide - menu settings
Heating medium pumps (VBP-A, VBP3)
Menu 5.4.7 Oper.mode heat pump A
The operating mode for the heating medium pump
A (VBP-A) is set here. Selectable options are:
Intermittent: The heating medium pump starts
20 seconds before and stops 20 seconds after
the compressor.
Continuous: Continuous operation.
Economy: The pump is operational a specific
time per period (see menu 6.1.2 and 6.1.3), and
together with the compressor.
The factory setting is Intermittent.
Economy and Continuous operation are only
recommended when there is no external circula-
tion pump.
Menu 6.1.1 Op-mode external cp
The operating mode for an external heating medium
pump (VBP3) is set here. Selectable options are:
Continuous: Continuous operation.
Economy: The pump is operational a specific
time per period (see menu 6.1.2 and 6.1.3), and
together with the compressor.
The factory setting is Continuous.
When economy mode is set in menu 5.4.7 the
setting in this menu must also be set to economy.
Menu 6.1.2 Periodtime economy
The period time for economy mode is set here.
This applies to heating medium pump A (VBP-A)
when Economy is selected in menu 5.4.7, and/or
the external heating medium pump (VBP3) when
Economy is selected in menu 6.1.1. Adjustable
between 5 and 120 minutes. The factory setting
is 20 minutes.
Menu 6.1.3 Operating-time economy
The operating time per period for the economy
mode is selected here. This applies to heating
medium pump A (VBP-A) when Economy is
selected in menu 5.4.7, and/or the external heat-
ing medium pump (VBP3) when Economy is
selected in menu 6.1.1. Adjustable between 1 and
120 minutes. The factory setting is 5 minutes.
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