OSTBERG HERU LP, Assembly/Installation Instructions

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47
= Supply air temperature
after the rotor.
= Function of keys up and down
for view mode 1, 2 and 4.
= Indicates Boost is active.
= Pressure compensation is active.
= CO
2
compensation is active.
= RH compensation is active..
CO2
= Indicates that the rotor is operating.
+ = heat recovery
-
= cooling recovery
= Temperature efficiency.
= Symbol indicates that
the heating coil is on.
= Symbol indicates that
the cooling coil is on.
= Week timer is active.
= Summer cooling is active.
= Outside temperature.
= Exhaust air temperature.
= Supply air temperature.
= Extract air temperature.
= CO
2
compensation is active.
= Function of A-key.
Press A-key to regulate ”boost”
of supply & exhaust air flow
= Function of B-key.
Press B-key to turn off
pressure compensation.
= Function of B-key.
Press B-key to choose
”Away” on or off.
= Function of keys up and down
for view mode 1, 3 and 4.
= Alarm
= Indicates Boost is active.
= Indicates Away is active.
= Pressure compensation is active.
= RH compensation is active.
CO2
In order to go
view mode 2
or 3 press
or .
In order to
return to view
mode 1, press .
In order to go
view mode 2
or 4 press
or .
In order to
return to view
mode 1, press .
In order to go
view mode 3
or 4 press
or .
In order to
return to view
mode 1, press .
V I E W M O D E 3
= Display weekday and time.
= Indicates that Summer
cooling is active.
= Indicates that week timer
is active.
= Room temperature.
Sensor placed in room.
= Relative air humidity in per cent.
= Carbon dioxide level in PPM
(part per million).
V I E W M O D E 4 (only HERU
®
EC)
SYMBOLS THAT CAN BE DISPLAYED IN VIEW MODE 3:
SYMBOLS THAT CAN BE DISPLAYED IN VIEW MODE 4:
Displayes fan speed of supply and extract air in rpm.
At Constant pressure regulation the max speed, the fan speed and current pressure sensor
value is displayed in per cent.
Press key to choose Boost off/on of the
supply & exhaust air flow for a specific time
(time and fan speed settings during the boost
is made in the Service menu ”Boost” page 54).
When the ”plus”
+
symbol is displayed in the
right corner, the boost is activated.
...
V I E W M O D E 1
In order to go
view mode 2, 3
or 4 press
or .
In order to
return to view
mode 1, press .
= Indicates that the rotor is operating.
+ = heat recovery
-
= cooling recovery
= Fan speed. Choose from min,
standard, medium, max.
= Symbol indicates that
the heating coil is on.
= Summer cooling is active.
= Week timer is active.
= Function of A-key.
Press A-key to regulate ”boost”
of supply & exhaust air flow.
= Function of B-key.
Press B-key to turn off
pressure compensation.
V I E W M O D E 2
SYMBOLS THAT CAN BE DISPLAYED IN VIEW MODE 1:
SYMBOLS THAT CAN BE DISPLAYED IN VIEW MODE 2:
= Function of B-key.
Press B-key to choose
”Away” on or off.
= Symbol indicates that
the cooling coil is on.
= Function of keys up and down
for view mode 2, 3 and 4.
= Alarm
= Indicates Boost is active.
= Indicates Away is active.
= Pressure compensation is active.
IN VIEW MODE 1 AND 2 BOOST OFF/ON AND AWAY OFF/ON CAN BE CHOOSEN.
Press key to choose Away off/on .
When the symbol ”suitcase” is
displayed in the right corner, the away
mode is activated, i.e. the fan speed is
minimum.
960
1060
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1270411_utg4_HERU_LP_SV_EN.pdf 47 2019-03-04 08:20:46