Domus SPR418 Installation And Operating Instructions Manual - Page 9
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Press "SET" to record or "ESC" to discard the settings and return to the home screen
1.10
Setting the automatic heat exchanger bypass operating temperature (for activation see
1)
From the home screen, press "TEMP" as required to move to menu 'T3'
T3 is the target indoor temperature setting at which the heat exchanger bypass
mechanism operates to allow the extract air to bypass the heat exchanger and is
adjustable between +15°C and +25°C (Factory default 20°C)
Use the "+" or "-" buttons to set the operating temperature in steps of 1°C
Press "SET" to record or "ESC" to discard the settings and return to the home screen
1.11 Setting the optional duct-heater operating temperature (°C)
From the home screen, press "TEMP" as required to move to menu 'T4'
T4 is the outdoor temperature setting at which an optional intake air duct-heater switch
can be activated and is adjustable between +5°C and +12°C (Factory default 10°C)
Use the "+" or "-" buttons to set the activation temperature in steps of 1°C
Press "SET" to record or "ESC" to discard the settings and return to the home screen
LAB1306R, Issue 1, March 2018
V E N T I L A T I O N
Page 9
Page 22