CONTROL SYSTEM
12-14
SM PNXADCI 1-A.1 GB
Diagnostics (dia)
Set Up (Stp)
Status (Stt)
Notes:
1. The default presentation will be alternation among:
o the mode of the unit (Cl/Ht/Sb) shown for 2 sec.
o ID + the detected IDUs number shown for 2 sec.
o Active fault (among ODU or IDUs), each to be shown for 2 sec.
2. In diagnostics menu:
o xx means failure code.
o Maximum 5 faults are presented for each unit (each IDUs/ODU). When no faults “--
“ sign will be shown.
o The active faults have higher priority for presentation than non active ones.
o Non active faults are presented according to their chronological order, starting from the
latest one.
o Whenever a new active fault occurs, it will be presented immediately.
o Active faults are blinking, where non active ones do not.
3. Exiting ‘Status’ menu and its sub-menus back to the main menu is done by either pressing
escape or after continuous 60 minutes out of any press.
4. Technician Test mode, once is selected, it cannot last more than predefined time. Refer to
technician test for details, Sect..
5. All the menus, except Status and its sub-menu, Technician Test once selected, are
automatically exited to the main menu after 10 continuous minute out of any press.
6. When Technician test cool or heat menus are selected (operative), it will be blinking
constantly until, this menu is escaped.
7. When the installation test begins, the system will show up count down based (refer to the
installation test sect. At the end of the installation test, the result will be presented.
8. For the indoor diagnostics, whenever there is no-communication with indoor unit or indoor
unit is not detected, ‘no-communication’ will be shown under the relevant indoor unit
diagnostics. In addition to the indoor diagnostics, these faults will be also shown as well
under the default show.
9. When Alpha and numeric values are combined, they will be separated by dot.
10. For technician mode presentation, the active setting target compressor frequency will be
presented directly upon entry. The active selected value will be blinking. The set target
compressor frequency will be enabled to be scrolled up and down within the minimum and
maximum operating frequency values (the values do depend on the outdoor model setting
as well as the operation mode- cool or heat)
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