Gree KFR-35GW/NaA512, User Manual

Page: 16 / 68

7 7
7 7 7
PCB function manual and operation method
PCB function manual
This manual is fit for the single-split type, dual-split type of ultra thin unit series
Temperature parameter
The room set temperature: (Tset)
The room ambient temperature:(Tamb)
Foundamental functions
COOL mode
Cooling condition and procedure
Ｉｆ Ｔａｍｂ≥Ｔｓｅｔ＋１℃， ＣＯＯＬ ｍｏｄｅ ｗｉｌｌ ａｃｔ， ｃｏｍｐｒｅｓｓｏｒ ａｎｄ ｏｕｔｄｏｏｒ ｆａｎ ｗｉｌｌ ｒｕｎ， ｉｎｄｏｏｒ ｆａｎ ｗｉｌｌ ｒｕｎ
ａｔ ｔｈｅ ｓｅｔ ｓｐｅｅｄ．
Ｉｆ Ｔａｍｂ≤Ｔｓｅｔ－１℃， ｔｈｅ ｕｎｉｔ ｗｉｌｌ ｓｔｏｐ， ｃｏｍｐｒｅｓｓｏｒ， ｏｕｔｄｏｏｒ ｆａｎ ｍｏｔｏｒ ｗｉｌｌ ｓｔｏｐ， ｉｎｄｏｏｒ ｆａｎ ｗｉｌｌ
ｒｕｎ ａｔ ｔｈｅ ｓｅｔ ｓｐｅｅｄ．
Ｗｈｅｎ Ｔｓｅｔ－１℃＜Ｔａｍｂ＜Ｔｓｅｔ＋１℃， ｔｈｅ ｕｎｉｔ ｗｉｌｌ ｋｅｅｐ ｒｕｎｎｉｎｇ ｉｎ ｏｌｄ ｍｏｄｅ．
Ｉｎ ｔｈｉｓ ｍｏｄｅ， ｔｈｅ ｒｅｖｅｒｓａｌ ｖａｌｖｅ ｗｉｌｌ ｎｏｔ ｐｏｗｅｒ ｏｎ， ｔｈｅ ｓｅｔｔｉｎｇ ｔｅｍｐ． ｒａｎｇｅ：１６℃￣３０℃．
Protection Functions
Overcurrent protection
DRY Mode
The conditions and processes of dehumidifying:
Ｉｆ Ｔａｍｂ＞Ｔｓｅｔ＋２℃，ｔｈｅ ＤＲＹ ｍｏｄｅ ｗｉｌｌ ａｃｔ， ｉｎｄｏｏｒ ｆａｎ ｗｉｌｌ ｒｕｎ ａｔ ｌｏｗ ｓｐｅｅｄ．
ａｓ ａｂｏｖｅ，ｔｈｅ ｉｎｄｏｏｒ ｆａｎ ｗｉｌｌ ｋｅｅｐｓ ｌｏｗ ｆａｎ ｓｐｅｅｄ ｒｕｎｎｉｎｇ．
Ｉｆ Ｔｓｅｔ－２℃≤Ｔａｍｂ≤Ｔｓｅｔ＋２℃， ｅｎｔｅｒ ｉｎｔｏ ＤＲＹ ｏｐｅｒａｔｉｏｎ， ｔｈｅ ｃｏｍｐｒｅｓｓｏｒ ａｎｄ ｏｕｔｄｏｏｒ ｆａｎ ｓｔａｒｔ ｒｕｎｎｉｎｇ ｆｏｒ
６ ｍｉｎｓ ｔｈｅｎ ｓｔｏｐ ｒｕｎｎｉｎｇ，ａｆｔｅｒ ４ｍｉｎ， ｔｈｅ ｃｏｍｐｒｅｓｓｏｒ， ｏｕｔｔｅｒ ｆａｎ ｗｉｌｌ ｒｅｓｔａｒｔ，ｔｈｅ ＤＲＹ ｏｐｅｒａｔｉｏｎ ｗｉｌｌ ｒｕｎ
When detecting the system is running in anti-freezing protection, the compressor, outdoor fan motor will stop running, indoor
fan motor will run at set fan speed. When anti-freezing eliminated and compressor had stopped 10mins, system renew the original
running mode.
After electrified, no matter in any circumstances, the twice interval of starting should no less than 3mins, when the first electrified,
there are no 3mins delay; once the compressor start up, the unit will not be turned off within 6mins, according to room temp. changes.