Electra DCR 25 Service Manual page 33

CONTROL SYSTEM
11.7.2 Indoor Coil over Heating Protection
ICT
Decreasing
ICT > 55
53 < ICT ≤ 55
49 < ICT ≤ 53
47 < ICT ≤ 49
45 < ICT ≤ 47
43 < ICT ≤ 45
ICT ≤ 43
11.7.3 Compressor over Heating Protection
Compressor temperature can be in one of 5 control zones (4 in protection, and 1 normal),
according to the following chart.
CTT
CTTOH4
CTTOH3
CTTOH2
CTTOH1
Control Status
P1
P2
P3
Stop Compressor
11-6
Fast
Decreasing
SC SC
D1 D1
SR SR
SR SR
Norm Norm
Norm Norm
Stop-Compresor
P3
P2
P1
Normal
Compressor Temperature
Increases
Norm
Revision Y05-01
CONTENT
ICT Trend
No Change Increasing
SC
D2
D1
SR
SR
Norm
Normal
D1
D2
SC
Service Manual - Delta DCI
Fast
Increasing
SC SC
D2 D2
D2 D2
D1 D2
SR D1
SR SR
Else
SR
SR
D1