Operation instructions
Greentherm T9900 SE/i – 6 720 813 635 (2019/03)
52
ML Model
▶ Touch the symbol
.
Display shows appliance model.
–
Indoor
▶ Touch the symbol
to exit.
▶ Touch symbols
or
to scroll through other menus.
TP Type
▶ Touch the symbol
.
Display shows appliance model.
–
Residential
▶ Touch the symbol
to exit.
AB Region Selection
▶ Touch the symbol
.
Display shows following menu.
–
Europe
–
North America
A4 Demonstration
Simulates in the display, the appliance is functioning.
(Only available when burner is not working)
6.7
Water valves calibration
Water valve calibration must be done when main water valve or
bypass valve is replaced. Also required when electronic control
unit is replaced.
The water valve calibration process takes several minutes.
▶ Do not interfere with the appliance.
Only possible after access Technical Settings menu (
6.7.1 MF main water valve auto calibration
▶ Open one hot water tap.
Before moving to the next step:
▶ make sure there is water flow.
▶ Access menu
PA
.
▶ Touch symbol
OK
.
▶ Touch symbols
or
to select
MF main valve
.
▶ Touch symbol
OK
.
The appliance will start the auto calibration of main valve.
Water flow will shut-off.
▶ Wait until indication of calibration completed appears on
the screen.
▶ Touch the symbol
to return to main menu.
6.7.2 BP bypass valve auto calibration
▶ Open one hot water tap.
Flow rate between 0.80 GPM and 1.80 GPM is required.
It's possible to confirm this value by entering
BP bypass
water valve
menu.
▶ Access menu
PA
.
▶ Touch symbol
OK
.
▶ Touch symbols
or
to select
BP bypass water
valve
.
▶ Touch symbol
OK
.
The appliance will start the auto calibration of the bypass
valve.
The display shows the flow rate.
▶ You should adjust the flow rate at the beginning of the
calibration process.
▶ Wait for the indication that the calibration is completed to
appear on the screen.
▶ Touch the symbol
to return to main menu.
6.8
Gas type
Only possible after access
Technical Settings
menu.
▶ Access to menu
P7 Gas Type
.
Display shows appliance gas type.
▶ Use the symbols
or
to confirm gas type.
WARNING:
The gas type conversion must only be carried out by a qualified
contractor.