Installation / Operation Instruction Manual

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Operation instructions
RTG-L-199/160N/X1 – 6 721 827 274 (2022/06)
Fig. 50 A9 - Units
▶ Access to information / adjustments menu.
Display shows SA (Settings).
▶ Press the button until A9 (Units) is in the display.
▶ Press the button .
▶ Press the buttons or to select measurement units,
– °C - Metric (l/min)
– °F - Imperial (gal/min)
▶ Press the button for 3 secs. to save the selected units.
The selected unit blink.
▶ Press the button to exit units menu.
AB (Region Selection)
▶ Press the button .
Display shows following menu.
– EU (Europe)
– nA (North America)
▶ Press the button for 3 secs. to save the selected region.
The selected region blinks.
▶ Press the button to exit units menu.
RS Recirculation Settings
To define recirculation comfort level,
▶ Press the button .
▶ Press buttons 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.
▶ Press the button to select value and to exit
Recirculation Settings.
6.5.5 LM (Temperature Limit)
140 °F (60 °C) is the maximum temperature to be defined for
residential models.
How to select Temperature Limit,
▶ Press the button .
Display shows temperature limit value.
▶ Press the buttons or to select desired temperature
limit or OF (OFF) to unlock the Temperature Limit.
▶ Press the button for 3 secs. to save your selection.
The selected temperature blinks.
▶ Press the button to exit Temperature Limit menu.
6.5.6 PE (Appliance Type)
After defining these parameters, it isn’t possible to modify.
This menu provides access to several parameters:
▶ Press the button .
▶ Press buttons or to scroll through the options.
– TP (Appliance Type - Residential)
– AP (Appliance Power - 199/160 kBTU)
– MO (Appliance Model - IN/OU)
1)
– E (Exit)
▶ Press the button for 3 secs. to save your selection.
▶ Press the button to exit recirculation menu.
6.5.7 PF (Bypass Activation)
To Enable or Disable bypass function:
▶ Press the button .
▶ Press buttons or to scroll through the options.
▶ Press the button .
Display shows following menu.
– EN (Enable)
– DI (Disable)
▶ Press the button to select option.
6.5.8 IC - Ionization control
Default setting is On.
▶ Only a qualified technician can change this parameter.
1) IN - Indoor / OU - Outdoor