Installation / Operation Instruction Manual

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Operation instructions
RTG-L-199/160N/X1 – 6 721 827 274 (2022/06)
6.5.9 Pd - Power derate
Default setting is On.
▶ Only a qualified technician can change this parameter.
6.5.10 Minimum power and check (P2)
▶ Only a qualified technician can change this parameter.
6.5.11 P1 - Max. Power (Ionization control)
Default setting is Off.
▶ Only a qualified technician can change this parameter.
6.5.12 P0 - Min. Power (Ionization control)
Default setting is Off.
▶ Only a qualified technician can change this parameter.
6.6 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.
6.6.1 MF (Main water Valve Auto Calibration)
▶ Open one hot water tap.
▶Access menu PA.
▶ Press the button .
▶ Press the buttons or to select nF.
▶ Press the button .
The appliance will start the auto calibration of main valve.
Display will show water flow rate value X 10 (multiplied by
10) during the process.
Water flow will shut-off.
▶ Wait until indication of calibration completed appears on
the screen, the value blinks.
▶ Wait until water flow blinks on the screen indicating that
calibration is complete.
▶ Press the button to return.
6.6.2 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.
▶ Press button .
▶ Press button or to select bP (bypass water
valve).
▶ Press button .
The appliance will start the auto calibration of the bypass
valve.
Display will show water flow rate value X 10 (multiplied by
10) during the process.
The display shows the flow rate.
▶ You should adjust the flow rate at the beginning of the
calibration process.
▶ Wait until water flow blinks on the screen indicating that
calibration is complete.
▶ Press the button to return to main menu.
6.7 Gas type
Improper gas type will affect appliance performance.
▶ Press simultaneously buttons , and for 3
seconds.
Display shows P4 (Information).
▶ Press buttons or to select P7 (Gas Type).
▶ Press to enter.