Schematic Diagram
25
5.3 Printed Circuit Board
Ɣ
TOP VIEW
Ɣ
BOTTOM VIEW
Ɣ
Indoor unit
1
Copper pin
term inal of
neutral wire
2
Auxiliary heating
relay K1, K2
3 Fan capacitor
4 Protective tube
5 Health relay K3
6 PG motor terminal
7 Piezoresistor
8 Jum per cap
9
Up&down swing
terminal
10
PG feedback
term inal
11
Terminal of
am bient
tem perature
sensor
12
Terminal of tube
temperature
sensor
13
Connect display
board
DISP1,DISP2
terminals
14
High-frequency
transformer T1
15 Rectifier DB1
16
Strainer
SF2022A-05220
17
Connect copper
term inal of
com munication
line for indoor fan
18
Supply power for
control relay K4
of outdoor fan
1
2
3
4
5
6 7
8
9
10
11
12
13
14
15
16
17
18
