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Operating Instructions
Greentherm T9800 SE 160/199 – 6 720 816 815 (2022/01)
50
▶Touch the symbol .
Display shows Startup Value(s).
▶Touch the symbol .
▶ Touch the symbols or to define, in seconds, the
delay to start-up after detection of the water flow.
▶ Touch the symbol after reaching the desired value.
A9 Units Set
This menu allows you to choose the units visible on the display.
▶ Access to information / adjustments menu.
Display shows SA Settings.
▶ Touch the symbol until A9 Units is in the display.
▶Touch the symbol .
▶ Use the symbols or to select measurement units.
– Metric ( °C l/min)
– Imperial ( °F gal/min)
▶ Touch the symbol after selecting the desired units.
The selected units blinks, display indicates A9 Units.
AA Display Timeout
Activation of brightness control increases energy savings when
the appliance is idle.This menu lets you control 3 parameters of
the display when idle, or when the unit is not in use:
• enable / disable brightness control
• after which time the brightness control is activated
• brightness level
▶ Access to information / adjustments menu.
Display shows SA Settings.
▶ Touch the symbol until the display shows AA Display
Timeout.
▶Touch the symbol .
Display shows Backlight.
Fig. 45 Backlight control menu
▶Touch the symbol .
▶ Use the symbols or to select DIM.
▶Touch the symbol .
▶ Use the symbols or to set between 10 seconds
and 1 hour.
▶ Touch the symbol after reaching the desired value.
The time is defined, the brightness value must now be
programmed.
▶ Use the symbols or to set the brightness of the
display when in period of inactivity.
▶ Touch the symbol after reaching the desired
brightness.
AC Lock Display
This menu allows to lock the display.
▶ Touch the symbol .
Display shows following menu.
– Off
– On
▶ Touch symbols or to select the desired option.
▶ Touch the symbol .
The current selection is in green color.
To unlock the screen
▶ Touch symbols and more than 2 seconds to
unlock touch screen.
▶ Touch the symbol to return to main menu.
The display will lock after a few seconds of inactivity.
To unlock the display,
▶ Touch the symbols and for 2 seconds.
6.5.3 AU - Technical Settings
WARNING:
▶ Only a qualified technician is authorized to access this
menu.
▶ See section 6.6.
6.5.4 “P9” - Purge
Fig. 46 P9 - Purge
This menu allows you to purge the exhaust circuit.
▶ Access to information / adjustments menu.
Display shows P4 Information.
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