Johnson Controls YVAHP072B31S, Service Manual

Page: 394 / 1796

1-378
Service Manual
INSTALLATION
1. Press and hold “Menu” and “Back/Help” simultaneously for at least three seconds during the normal mode (when unit is
not in operation). The Test Run menu will be displayed.
2. Select “Contact Information” from the Test Run menu and press “OK”.
Contact Information Screen One will be displayed.
4. Press “ ” to select a letter.
8. Select “Yes” and press “OK”. The Test Run menu will be
displayed after the setting is con ¿ rmed.
If “No” is pressed, the screen will return to (3).
5. Press “OK” to con ¿ rm the letter. (Maximum: 28 characters)
6. Select “Fin.” and press “OK” (or simply press “Menu”),
(7) will be displayed.
3. Press “Back/Help” to change font type.
Contact Information 1
OK ECO
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Sym.1
Sym.2
Spce Del. Fin.
Entr Fin. Sel. Letter
p Electric Cor
Menu
7. Repeat steps (3)~(5) to register the Contact Information Two screen.
Select “Fin.” and press “OK”, the con ¿ rmation screen will be displayed. (Also, press “Menu” and the con ¿ rmation screen
will be displayed.)
OK
Register these contents?
Yes No
Electric Corp.
Contact Information
Sel. Entr Rtrn Back
OK
Menu
Back/Help ECO
On/Off
A/C
MODE SPEED TEMP
COOL
LOUV. Adj.
Meeting Room
LOUV.
Press and hold “Menu” and “Back/Help”
simultaneously for three seconds during
the normal mode.
Check Menu Item Function
Check 1
Sensor condition of the heat pump will be
monitored and displayed.
Check 2
Sensor data from the heat pump prior to alarm
occurrence will be displayed.
Alarm History Display *
Previous alarm record data: (date, time, alarm
code) will be displayed.
Model Display
Model name and manufacturing number will be
indicated.
Check PCB of the Units The result of PCB check will be displayed.
Self Checking
A checkout of the controller will then begin.
13. Contact Information Registration
Contact information can be registered from the Contact Information screen.
14. Check Menu
Each “Check Menu” item and its function is explained in the following table.
*To delete Alarm History
Press “OK” when an alarm or fault is recorded and displayed. After that,
a con
¿ rmation screen will appear.
Select “Yes” and press “OK” so that the alarm record is deleted.