Pioneer LISAS-B-1403 Service Manual page 110

Electrical Control Function
1.3.3 Heating Mode
1.3.2.1 Electronic Expansion Valve (EXV) Control (Excluding YN012GMFI16RUD, YN018GMFI16RUD)
1.EXV will be fully closed when turning on the power. Then EXV will be standby with 300P open and will
open to target angle after compressor starts.
2.EXV will close with -160P when compressor stops. Then EXV will be standby with 300P open and will
open to target angle after compressor starts.
3. The initial open angle of EXV is 300P..The unit starts to work for 3 minutes then adjusting open angle
according to the temperature of compressor discharge every 2 minutes.
1.3.3.2 Outdoor fan running rules:
For YN012GMFI16RUD and YN018GMFI16RUD:
For other models：
108
17
15
12
10
T4
E
21℃
19℃
D
18℃
16℃
C
15℃
13℃
B
12℃
10℃
A
Low
Medium
High
DC_FAN_SSLOW_SPD_ADD
DC_FAN_SLOW_SPD_ADD
DC_FAN_MIN_SPD_ADD
DC_FAN_MID_SPD_ADD
DC_FAN_HI_SPD_ADD
Electrical Control System