Haier AD182AMERA Service Manual page 68

heat exchanger temp.
THLHEATBL3
THLHEATBL2
THLHEATBL1
THLHEATBL0
Indication area
In trial running, the low load protection is ignored.
After compulsory cooling begins for 1 minute, for 3 minutes, the low load protection is cancelled
temporarily. (THLH[3，2，1，0]= 7℃ ，4.6℃，2.2℃，-0.5℃)
11. High load protection
In heating mode, make high load protection due to the heat exchanger temperature.
heat exchanger temp.
THHEAT6 74.7
THHEAT5 70.3
THHEAT4 65.1
THHEAT3 62.2
THHEAT2 52.9
THHEAT1 51.6
THHEAT0 47.1
Indication FQY normal
When the heat exchanger temperature is not up to "THHEAT[2]", the temperature will resume
the control of normal temperature area.
Temp. point Temp.
THHEAT3 62.6
THHEAT4 65.1
THHEAT5 70.3
THHEAT6 74.4
Commercial Air Conditioner
normal area 2 area 1
frequency when high load protection begins
C D E
standby
High load protection
FQY point
FQHHEAT2
FQHHEAT3
FQHHEAT4
Stop
stop area 1
D C B A
FQY
70
40
30
-68-
Model: AU182AFERA
AD182AMERA, AS182AVERA
area 2 normal
B C D E
stop