background image

Operation |

3

Off

Low

(Minimum)

Normal

High

Refresh

(Maximum)

Auto — flashing

slowly

The fan can be
set to

Off

by

activating

Manual Fan
Stop

function in

Service

menu.

Fan speed – 25%

Fan speed – 45%

Fan speed – 70%

Sets speed of
both supply and
extract air fans
to

Maximum

levels to replace
indoor air with a
fresh air in a
short period of
time.
The unit returns
to previously
active mode
after 1 hour
when in the

Refresh

mode.

Automatic
airflow control.
Available only
when

Week

Schedule

,

Demand
Control

functions are
active or

Fan

Control

setting

is set to

External

.

Note:

Minimum

and

Maximum

airflow can only be activated by a signal from an external source.

Auto

mode or

Manual Fan Stop

function can be enabled using the SAVE TOUCH control panel or a

mobile application.

• It is

not

recommended to set fan to

Off

in standard households. If manual fan stop is activated, the unit

should be provided with dampers in exhaust and fresh air ducts to avoid cold draught and risk of
condensation when the unit has been stopped.

3.1.3

To cancel sleep mode

Press any button to cancel the sleep mode. SAVE LIGHT returns to the sleep mode after 3 minutes of inactivity.

All control panel lights are off during sleep mode. The sleep mode is active from 9:00 PM to 7:00 AM (based on time of
the air handling unit).

3.1.4

To change control panel address (if more than one control panel is used)

If more than one SAVE LIGHT control panel is used, the address of other control panels must be changed.

Each control panel must have it’s own unique address number. No control panel should have the same address value to
function properly.

1. Push and hold

button for 10 seconds to see a current control panel address value.

2. Press

button to increase and

button decrease the value.

Address value can be changed from 6 to 10, default value is 10.

Address value

Indication

6

Low airflow LED is on

7

Normal airflow LEDs are on

8

High airflow LEDs are on

9

Refresh mode LEDs are on

10

All LEDs are on

3.2

SAVE TOUCH control panel / SAVE CONNECT

Settings are done by touching the icons or options. The touch screen is sensitive and it is not necessary to press too
hard.

254538 | v1

Summary of Contents for 488819

Page 1: ...Document in original language 254538 v1 SAVE VTR 150 B User Manual GB...

Page 2: ...stemair UAB All rights reserved E OE Systemair UAB reserves the rights to alter their products without notice This also applies to products already ordered as long as it does not affect the previously...

Page 3: ...nge the temperature 7 3 2 7 To change the airflow 7 3 2 8 To set a week schedule 8 4 Maintenance of the unit 9 4 1 Maintenance Schedule 9 4 2 To access internal components 9 4 3 To change filters 10 4...

Page 4: ......

Page 5: ...t Systemair will require these in the case of a warranty claim 1 3 Type label Before calling your service representative make a note of the specification and production number from the type label whic...

Page 6: ...SAVE LIGHT control panel Fig 2 Explanation of symbols SAVE LIGHT is a basic control panel for SAVE series resi dential air handling units SAVE LIGHT allows to change airflow levels and indicates when...

Page 7: ...ensation when the unit has been stopped 3 1 3 To cancel sleep mode Press any button to cancel the sleep mode SAVE LIGHT returns to the sleep mode after 3 minutes of inactivity All control panel lights...

Page 8: ...ge number and the second number indicates a total number of pages available Many options show up in a form of the pop up window Select the option from the displayed list in the pop up window and press...

Page 9: ...uick information screen shows the following information 1 Time 2 Outdoor temperature 3 Current User mode Alarm 4 Fan speed off Minimum Low Normal High Maximum 5 Supply air temperature 6 Relative humid...

Page 10: ...irflow setting in Week Schedule Manual Manual selection of airflow levels The unit can be set run at one out of four available airflow speeds Off Low Normal High Note The fan can be set to OFF by acti...

Page 11: ...ettings of all modes can be modified in Service menu 3 2 6 To change the temperature Touch the thermometer symbol on the home screen to open the temperature settings window Use up and down arrows to i...

Page 12: ...Use arrow buttons and to increase or decrease value Confirm with OK button Note Scheduled time can start but never end at midnight 00 00 The latest END TIME period is 23 59 Scheduled time cannot go t...

Page 13: ...ied out correctly and written evidence thereof is provided 4 1 Maintenance Schedule Task 6 months 1 year 3 years When necessary General inspection X Filter change X X Fan cleaning X Heat exchanger cle...

Page 14: ...set the filter change time Once filter is changed it is necessary to reset filter time Go to Filter menu see 3 2 2 Home screen overview page 4 pos E or if filter alarm is present click on alarm status...

Page 15: ...not exposed to moisture 4 Remount the rotor Don t forget to reconnect the rotor power and sensor cables 4 5 To clean fans Danger Make sure that the Mains supply to the unit is disconnected before perf...

Page 16: ...ve the side cover 3 Remove the broken drive belt 4 Use tape to attach the drive belt to the rotating heat exchanger and rotate the exchanger by hand to get hold of the drive belt 5 Remove the tape and...

Page 17: ...of the installation The duct runs should therefore be cleaned changed when necessary Steel ducts can be cleaned by pulling a brush soaked in hot soapy water through the duct via diffuser louvre openi...

Page 18: ...panel or via a hardwired switch 6 Check the analogue inputs in the service menu to verify that the temperature sensors are functioning correctly 7 In case of installed electrical other re heater batte...

Page 19: ...254538 v1...

Page 20: ...SAVE VTR 150 B User Manual 254538 en_GB 2021 03 15 v1 Systemair UAB Lin st 101 LT 20174 Ukmerg LITHUANIA Phone 370 340 60165 Fax 370 340 60166 www systemair com...

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