Midea MS9A-05CR-QD0 Service Manual page 50

8.4.3.5 High evaporator coil temp.T2 protection:
8.4.4 Auto-mode
The machine will choose cooling, heating or fan-only mode according to ΔT (ΔT =T1-Ts).
For MS9A-09CR-QC4(A), MS9A-12CR-QC4(A), MS9A-18CR-QC0 models:
ΔT=T1-Ts
ΔT＞2℃
-3≤ΔT≤2℃
ΔT<-3℃
For other models:
ΔT=T1-Ts
ΔT＞2℃
-1≤ΔT≤2℃
ΔT<-1 ℃
AC will run in auto mode in the below cases:
（1）
Press the forced auto button.
（2）
If AC is off, it will run in auto mode when timer on function is active.
（3）
After setting the mode, AC will run in auto mode if the compressor keeps not running for 15
minutes(20 minutes for MS9A-09CR-QC4(A), MS9A-12CR-QC4(A), MS9A-18CR-PC4W(A),
MS9A-18CR-QB8, MS9A-18CR-QC0, MS9A-18CR-QC0(A), MS9A-18CR-QC2, MS9A-18CR-QC4(A),
MS9A-22CR-QC0, MS9A-22CR-QB8).
8.4.5 Drying mode
Running mode
Cooling
Fan-only
Heating
(for cooling only models, they will run at
fan-only mode)
Running mode
Cooling
Fan-only
Heating
(for cooling only models, they will run at
fan-only mode)
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