Rheem Raypak 4450 - Page 24

24
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.
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–15.5vC)
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”.