Service manual

AYAP7FHR
3 – 4
14. AUTOMATIC FAN SPEED
When the automatic fan speed is selected in cool or heat operation,
the fan speed is automatically changed by the thermostat lines C1 to
C3 in cool operation, and H1 to H4 in heat operation.
15. OUTPUTS IN EACH OPERATION MODE
16. POWER ON START
If the connecting wire JP4 is cut on the PWB ass'y, when the power is
supplied by turning on a circuit breaker, the air conditioner automati-
cally starts of operation in "AUTO".
(Refer to Figure L-5. ~ L-8. Printed Wiring Board.)
17. AUTO RESTART
Power failure occurs during operation, the unit will restart in the same
operation mode as before after power recovery.
18. PLASMA CLUSTER
Plasma cluster ion mode
SSR2 : ON
Room temperature
Pres
e
tt
emperature
Room
temperature
t
r
ansition
C3
C2
C
1
States 1 & 5 :"CAH"
States 2 & 4 : "CM"
States 3 : "CAL"
a. COOL operation
3
4
5
1
2
Room temperature
Preset temperature
Room
temperature
transition
States1&7:"HAM"
States2&6:"HM"
States3&5:"HAL"
States4:"HUL", "HL", OFF
H1
H2
1
H4
H3
6
5
4
7
2
3
b. HEAT operation
ON
OFF
ON
OFF
ON
ON
ON
OFF
ON ON OFF
OFF ON OFF
ON ON ON
OFF
ON/UL/OFF ON
ON UL/OFF ON
OFF OFF OFF
ON
ON ON
L/UL
UL/D
OFF D/OFF
OFF
OFF
OFF
Mode
Compressor
Outdoor
Fan Motor
Cooling
Circulating
Normal
Preheat
Air Flow
Control
ON Defrost
Indoor
Fan Motor
Valve
Coil
C
O
O
L
H
E
A
T
D
R
Y
Cooling
Circulating
Dehumidiflying