Program Return Water Temperature; Program The Compressor Staging Delay; Program Display Fahrenheit Or Celsius; Program Electric Heat Option - Dometic DDC Operation Manual

Program Return Water
Temperature
With the system on or off press and release the SELECT
button to show program item CSP.
With CSP showing in the display press and hold the SET
button until the desired cool setpoint appears in the display.
To move the setting in the opposite direction release then
press and hold, within ten seconds, and the setting will
move in the other direction.
The setting will remain in the display for 10 seconds after
the adjustment is completed.
The cooling set point range is 40°F to 58°F (4.4°C to
14.4°C).
Press and release the SET button again to move to the
heating setpoint.
Follow the same procedure for the heating set point hSP.
The heating set point range is 95°F to 120°F (35.0°C to
48.9°C).
Programming the cooling or heating set points too low or
too high might cause the system to run continuously if the
set points cannot be reached due to other factors.
Program The Compressor
Staging Delay
With the system on or off press and release the SELECT
button to show program item dl.
Press and hold the SET button to select the desired
compressor staging delay. The staging delay will remain in
the display 10 seconds after the adjustment is completed.
The staging adjustment range is 10 to 200 seconds.
Program Display Fahrenheit
or Celsius
With the system on or off press and release the SELECT
button to show program item °F or °C.
Press the SET button until the desired Fahrenheit or
Celsius selection appears in the display. The °F or °C
selection will remain in the display 10 seconds after the
adjustment is completed.
L-2281 Operation

Program Electric Heat Option

With the system on or off press and release the SELECT
button to show program item rc or EH.
Press the SET button until the desired rc reverse cycle
heat or EH electric heat selection appears in the display.
The rc or EH selection will remain in the display 10
seconds after the adjustment is completed.
Program Seawater Pump
Operation
With the system on or off press and release the SELECT
button to show program item clc or con.
Press the SET button until the desired clc cycle the pump
or con continuous pump selection appears in the display.
The clc or con selection will remain in the display 10
seconds after the adjustment is completed.
Program Low Freon Pressure
Detection
With the system on or off press and release the SELECT
button to show program item LPd or LPE.
Press the SET button until the desired LPd low Freon
pressure detection disabled or LPE low Freon pressure
detection enabled selection appears in the display. The
LPd or LPE selection will remain in the display 10 seconds
after the adjustment is completed.
AC Line Voltage Monitor
(Read Only)
With the system on or off press the release the SELECT
button to show program item AC.
The actual AC line voltage as measured at the L1 and
L2 input terminals will be displayed. CAUTION: This
voltage reading is calibrated at the factory and
should not be adjusted. Only an authorized service
technician should make any adjustments if they are
required. If set incorrectly, the operation of the control
and brownout protection of the compressor may be
compromised. Voltage calibration adjustment can be
made by pressing and holding the SET button. To move
the setting in the opposite direction, release then press and
hold the SET button again.
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