12b-9
CONTROL SYSTEM
Revision 0
12B.3.10 Hot keep function
COMP on,
Note: If COMP is on for a period of 4 minutes or (ICT >= 38ºC), IFAN is in set speed;
COMP off,
12B.3.11 For F/S
• If COMP turn on and (ICT >= 28ºC), IFAN is Low;
• If COMP is on for a period of 4 minutes or (ICT >= 38ºC), IFAN is in set speed;
• If COMP off, IFAN keep operating at Low speed for additional 30 seconds and stop.
Note:
When ICT is invalid, IFAN stop till COMP is on for 40 seconds, and then will turn on at the set
speed. If COMP turns off, IFAN will be activated at super low speed for 30seconds then stop.
(For F/S is Low speed).
IFAN set speed
Supper low
Off
21ºC 23ºC 32ºC 38ºC ICT
IFAN set speed
Supper low
Off
21ºC 23ºC ICT
IFAN Set speed
L
Off
23ºC 28ºC 32ºC 38ºC ICT
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