Carrier xpower blue II 42KCL109313G Service Manual page 32

Resume: No limitation for frequency.
Note:
When AC is in "hold" zone for 3 minutes, the compressor frequency will rise to the higher
level.(frequency will increase twice at most)
8.4.2.2 Outdoor fan running rules
8.4.2.3 Indoor fan running rules
In cooling mode, indoor fan runs all the time and the speed can be selected as high, medium, low and
auto.
Auto fan in cooling mode acts as follow:
8.4.2.4 Condenser temperature protection
℃ ℃
---55 <T3<60 , the compressor frequency will decrease to the lower level until to F1 and then run
℃
at F1.If T3<54 , the compressor will keep running at the current frequency.
℃
---T3<52 , the compressor will not limit the frequency and resum
℃
---T3>60 for 5 seconds, the compressor will stop until T3<52 .
8.4.2.5 Evaporator temperature protection
℃
---T2<0 , the compresso
℃
---0℃≦T2<4 , the compressor frequency will be limited and decre
22
20
4
3
1.5
1
r will stop and restart when T2
High
Low
High
Medium
Low
e to the former frequency.
℃
℃
>=
5 .
ased to the lower level.
30
s