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Operating Instructions
51
Greentherm T9800 SE 160/199 – 6 720 816 815 (2022/01)
▶ Touch the symbol until the display shows P9 Purge.
After 2 sec. the fan starts working to purge the exhaust
circuit.
The fan remains running until the Purge menu is exited, to do
so:
▶Touch the symbol .
6.6 Service menu - AU Technical Settings
Accessing the AU Technical Settings menu
▶Touch the symbol .
Display shows P4 Information.
▶ Touch symbols or to select AU Technical
Settings menu.
▶Touch the symbol .
Display shows Technical Settings menu (password input).
▶ Select the password. The password is 1886.
Technical Settings completed.
▶Touch the symbol .
Access to installer exclusive menus.
• P7 - Gas Type (LPG, NG)
• LM - Temperature Limited
• RS - Recirculation Settings
• PC - Cascading
• CA - Combustion Adjust
• PA - Water Actuator
• PF - Bypass Valve
• PE - Appliance Type
• AB Region Selection
• A4 Demonstration
P7 - Gas Type (LPG, NG)
For more information,
▶See section6.8.
LM Temperature Limited
Unlock the Temperature Limit
▶Touch the symbol .
Display shows following menu.
– Unlocked
–Locked
The current selection is in green color.
▶ Touch symbols or to select Unlocked.
▶Touch the symbol .
▶ Touch the symbol to return to main menu.
RS Recirculation Settings
To define recirculation comfort level,
▶ Touch the symbol .
▶ Touch symbols or to define comfort level.
– 1
– 2
–...
– 9
Choosing a higher comfort level (9) will set the recirculation
water temperature closer to the set point defined on the
water heater. Choosing a lower value (1) will favor
efficiency at the expense of recirculation temperature
comfort.
▶ Touch the symbol .
▶ Touch the symbol to return to main menu.
PC Cascading
Use this menu only after installing the cascading kit
(7709003962).
▶ Only a qualified technician can change this parameter.
To define cascading settings,
▶ Touch the symbol .
▶ Touch symbols or to move between menus.
• State
–Off
–On
• Mode (Only available if State On is selected.)
–Primary
–Secondary
For more information,
▶ See Cascading kit installation manual.
CA Combustion Adjust
For more information,
▶ See section 8.11.
PA Water Actuator
For more information,
▶ See section 6.7.
PF Bypass Valve
To Enable or Disable bypass function.
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