9-7Samsung Electronics
Troubleshooting
Switch Setting and Testing Operation (cont.)
ROTARY SWITCH “SW02 ” POSITION ACCORDING TO REFRIGERANT CIRCUIT
CONNECTED (0=A;1=B;2=C;3=D )
INSTALLATION TEST MODE (with all indoor units functioning)
Please do cool mode try-run or heat mode try run.
Cool mode try-run :Push the [K2 ] button three times.
Heat mode try-run :Push the [K2 ] button once.
After 12 minutes of stationary condition check each indoor unit air treatment:
Cooling mode (indoor unit check)
→ Inlet air temp.-Outlet air temp : From 10°K to 12°K (indicative delta T)
Heating mode (indoor unit check) → Outlet air temp.-Inlet air temp : From 11°K to 14°K (indicative delta T)
In heating mode,the indoor fan motor can remain off to avoid cold air blown into conditioned space.
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