Rheem Raypak 4450 - Page 28

28
Item Range
Default
Value
Access Level Description
AUX1 On
Time
12:00A-11:59P
Installer/
Service
Sub-menu
Select ON time for AUX1 to take e󰀨ect.
AUX1 O󰀨
Time
12:00A-11:59P
Installer/
Service
Sub-menu
Select OFF time for AUX1 to stop.
AUX2 On
Time
12:00A-11:59P
Installer/
Service
Sub-menu
Select ON time for AUX2 to take e󰀨ect.
AUX2 O󰀨
Time
12:00A-11:59P
Installer/
Service
Sub-menu
Select OFF time for AUX2 to stop.
Cooling
Deadband
2°F–10°F
(1°C–5.5°C)
6°F
(3.3°C)
Installer/
Service
Sub-menu
In Pool Auto mode, the cooling setpoint is the heating
setpoint minus this Cooling Deadband value.
Defrost Temp
20°F–35°F
(-6.5°C–1.5°C)
35°F
(1.5°C)
Installer/
Service
Sub-menu
This is the temperature measured on the coil when the
control goes into Defrost mode.
Def
Terminate
40°F–60°F
(4°C–15.5°C)
50°F
(10°C)
Installer/
Service
Sub-menu
If the coil temperature reaches this setpoint, Defrost will
terminate. Other Defrost algorithms are still operating
behinds the scene.
Outside
Lockout
O󰀨,
30°F–50°F
(-1°C–10°C)
O󰀨
Installer/
Service
Sub-menu
The installer can program the control to Lock out
operation of the unit if a specic outside temperature
is measured. O󰀨 allows operation at any ambient
temperature.
Set Model
Type
HEAT ONLY,
POWER DEFROST,
HEAT/COOL
HEAT/
COOL
Installer/
Service
Sub-menu
Set at the factory. Will need to be set by Installer during
any replacement of the control board.
EXV
Disabled, Type 1,
Type 2
Disabled
Installer/
Service
Sub-menu
Set at the factory on new units. Select “Disabled” if unit
equipped with TXV for board replacement. EXV Type 1
is 500 step EXV. EXV Type 2 is 1600 step EXV.
Change EXV
to
Yes/No
Installer/
Service
Sub-menu
This screen asks if you really want to change the EXV
setting – the UP or DOWN button must be pressed to
show YES before the EXV type will be changed.
Brownout
Detection On
On/O󰀨 On
Installer/
Service
Sub-menu
This function will shut down operation of the unit if the
24VAC signal drops below 18VAC to protect the unit
from Low Voltage. This feature can be turned o󰀨 as
desired.
Set Factory
Defaults
Installer/
Service
Sub-menu
Press and hold both the UP and DOWN buttons for
3+ seconds to reset the factory defaults in the control.
When reset, the screen will display “Defaults Set”.