Samsung Electronics 304
9-1 Auto Trial Operation
9-1-1 Overview of Auto Trial Operation
1) What is the Auto Trial Operation?
Auto Trial Operation is an operation mode designed to provide guidelines for inspecting the status of the device installation and the
main components for quick and accurate troubleshooting. If Auto Trial Operation is not performed, it is not possible to start general
operation due to UP (Un Prepared) mode.
2) Preliminary inspection before Auto Trial Operation
(1) Preliminary inspection before Auto Trial Operation (service valve) on the outdoor unit is opened.
(3) Turn on the system 6 hours before Auto Trial Operation to sufficiently preheat the compressor.
- R, S, T, N terminals: Make sure that the turn-to-turn voltage is 380-415V (R-S, S-T, T-R) and the phase-to-phase voltage is 200-
240V (R-N, S-N, T-N).
and optional settings.
checked. The outdoor unit then displays "UP" (Un Prepared).
※
Display :
After Auto Trial Operation, the outdoor unit repeatedly displays the addresses of the connected devices. (See Chapter 8.)
(6) Record installation details in the installation check card attached on the front of the control box.
(7) Be sure to close the frontal cabinet on the outdoor unit before starting operation.
3) What is checked during Auto Trial Operation
outdoor unit)
( ※ Checked only if "heating" mode is on during Auto Trial Operation)
9. Test Operation
To Next Page
Loading...
