SYSTEM OPERATION
17
The Status Menu includes the following items;
•
The operation mode
•
Blower CFM (if blower is running)
•
Humidification/Dehumidification mode (if active)
•
Ventilator operation (if active)
•
any active fault codes
Menu items will appear in rotation as follows:
•
Each item is ON for 2 seconds
•
OFF for 1 second
•
Then to the next item
Example of Menu Navigation & Option Change
This is an example for how to use the push buttons to make
a change to the constant fan speed.
Cool Cloud HVAC Phone Application
1) When looking at the Furnace Control, the three 7
Segment displays (located just above the push buttons)
will be displaying system status. System status
includes the current modes of operation, airflow and
any active error codes.
2) Press and release the Right Button (this will cycle
through the menus in one direction. Pressing the Left
Button would cycle through the menus in the opposite
direction. For this example, the right button will be
used).
3) The screen will now display Menu L6F (Last 6 Faults).
Continue pressing and releasing the Right Button
until you see FSd which is the menu for Constant Fan
Multiplier. Before reaching the FSd menu you will scroll
through Menus L6F, Lm, Cr, Sr and rFd.
4) Press and release the Center Button. The center button
is used to enter menus and make selections within
menus.
5) What will be displayed is the currently selected fan only
percentage. For this example the assumption is that
this currently selected fan only percentage is 25% and
changing this to 45% is the objective.
6) Press and Release the Right button. The screen will
change to 35 and start flashing. The flashing indicates
the displayed option has not been selected yet.
7) Press and Release the Right button again. The 7
segment displays will continue flashing but will now
display 45.
8) Press and Release the Center Button again. The 45
being displayed will stop flashing. To then complete
the selection process and make 45 the official fan only
setting Press and Release the Center Button for the
last time. This final step will jump the user back to the
main menu list and FSd will be displayed again.
9) The constant fan multiplier has now been changed from
25 to 45
Airflow Display
When the blower is running the CFM will be displayed in
Status Menu. The first 7 segment character will display “A”.
The second & third characters will display the actual CFM
divided by 100. The actual CFM will display rounded up or
down to the nearest 100 CFM as follows;
· 550 to 649 CFM display as “A06”
· 1150 to 1249 CFM display as “A12”
