Setpoint And Force Valves Screens - AAON MHGRV-X Field Technical Manual

Setpoint Screens
Refer to the following map when navigating through the Setpoint
Screens. From the SETPOINT Screen, press <ENTER> to scroll
through the screens and change setpoints. Use the <UP> and <DOWN>
arrow keys to change your selections. Then press <ENTER> to save
the new setpoint.
WARNING: When the MHGRV-X is operating in
Communications Mode (connected to the
AAON unit controller), these Setpoint
Screens will not appear on the LCD display
because they are controlled by the AAON
unit controller. To access these Setpoints,
temporarily disconnect the MHGRV-X from
the AAON unit controller.
SETPOINT
40-150ºF
REHEAT SUPPLY AIR TEMPERATURE SETPOINT
This is the target temperature while reheat is enabled. If you are
using the reset signal, this is the setpoint it will calculate to at zero
volts. Will display only in Stand-Alone Mode. The SAT Setpoint
is set by the LCD Display in Stand-Alone Mode and is set by the
AAON unit controller in communicating mode.
Minimum
40°F
5°C
RESET SP
40-150°F
RESET REHEAT SUPPLY AIR SETPOINT
This is maximum temperature at which the Supply Air Temperature
will reset to. Will display only in Stand-Alone Mode.
The Reset SAT Setpoint is set by the LCD Display in Stand-Alone
Mode and is set by the AAON unit controller in communicating
Minimum
40°F
5°C
MHGRV-X Field Technical Guide
SAT SP
Default Maximum
70°F 150°F
21°C 65°C
mode.
Default Maximum
70°F 150°F
21°C 65°C

Setpoint and Force Valves Screens

Force Valves Screens
Refer to the following map when navigating through the Force
Screens. From the FORCE VALVES Screen, press
At the FORCE MODE ON/OFF screen, press the
key to turn the FORCE MODE on and press the
key to turn the FORCE MODE off.
NOTE: When you turn the Force Mode back off or after one
hour has elapsed, the valves will reinitialize to zero.
MODE ON/OFF
Press the <UP> button to turn the Force Mode on. Press the
<DOWN> button to turn the Force Mode off.
FRC VALV
FORCE VALVE PERCENTAGE
This screen only appears when Force Mode is on.
Press the <UP> button to increase the percentage. Press the
<DOWN> button to decrease the percentage.
FRC EXP
FORCE EXPANSION VALVE PERCENTAGE
This screen only appears when Force Mode is on and Expansion
Valves are Enabled.
Press the <UP> button to increase the percentage. Press the
<DOWN> button to decrease the percentage.
TIMEOUT
FORCE MODE TIME OUT
This screen will appear when the Force Mode times out after one
LCD SCREENS
<ENTER>
<UP>
<DOWN>
FORCE
VALVES
FORCE
X%
X%
FORCE
hour.
.
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