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Service Menu - Au Technical Settings - Bosch Greentherm T9900 SE 160 Installation And Operating Instructions Manual

Indoor residential tankless water heaters, 160 000/199 000 btu- natural gas 160 000/199 000 btu - liquefied petroleum lp gas
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▶ Touch the symbol
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
Settings menu.
▶ Touch the symbol
Display shows authentication menu (password input).
▶ The password is 1886.
Authentication completed.
▶ Touch the symbol
Access to installer exclusive menus.
P7 - Gas Type (LPG, NG)
LM - Temperature Limited
RS - Recirculation Settings
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:
▶ section 6.8.
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
▶ Touch the symbol
▶ Touch the symbol
Greentherm T9900 SE/i – 6 720 813 635 (2019/03)
until the display shows P9 Purge.
.
.
to select AU Technical
.
.
.
to select Unlocked.
.
to return to main menu.
RS Recirculation Settings
To define recirculation comfort level,
▶ Touch the symbol
▶ Touch symbols
or
– 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
CA Combustion Adjust
For more information:
▶ section 8.12.
PA Water Actuator
For more information:
▶ section 6.7.
PF Bypass Activation
To Enable or Disable bypass function.
▶ Touch the symbol
Display shows following menu.
– Off
– On
The current selection is in green color.
▶ Touch symbols
or
▶ Touch the symbol
▶ Touch the symbol
PE Appliance Type
This menu shows the technical specifications of the appliance.
AP Appliance Power
ML Model
TP Type
AP Appliance Power
▶ Touch the symbol
Display shows appliance power (default set).
– 199K BTU
or
– 160K BTU
▶ Touch the symbol
▶ Touch symbols
or
Operation instructions
.
to define comfort level.
.
to return to main menu.
.
to select the desired option.
.
to return to main menu.
.
to exit.
to scroll through other menus.
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Greentherm t9900 se 199Greentherm t9900 se/i 199