III - 2
31
20
8
17
10
9
7
6
5
24
25
26
27
28
29
30
19
4
18
3
2
1
13
14
15
16
23
22
21
12
11
2. Board switch and LED arrangement diagram
No.
Name
No.
Name
1
Terminating resistance ON/OFF switch (S010)
17
CN075
2
STOP SW (S001)
18
EEPROM
3
Indoor/outdoor communication monitor (D043)
19
CN037 (white)
4
Fuel gas solenoid valve force close switch (S002)
20
CN049 (red) Compressor outlet/inlet pressure sensors.
PS1: Inlet, PS2: outlet
5
SET key (S007)
6
DOWN key (S006)
21
CN029 (blue)
7
UP key (S005)
22
CN014 (blue)
8
LEVEL LED (D053)
23
CN016 (black)
9
TEST/WARNING LED (D052)
24
CN062 (green) Hot water outlet temperature
10
HOME key (S004)
25
CN060 (blue) Clutch coil temperature
11
CN015 (white)
26
CN058 (white) Coolant temperature
12
CN063 (yellow)
27
CN059 (black) Outdoor air temperature
13
CN012 (red)
28
CN055 (blue) Heat exchanger inlet temperature
14
CN011 (black)
29
CN064 (yellow) Clutch 2 coil temperature
15
CN010 (white)
30
CN053 (black) Compressor inlet temperature
16
CN006 (black)
31
CN054 (red) Compressor outlet temperature
W̲03-1.indd 2
W̲03-1.indd 2
2012/05/22 11:26:27
2012/05/22 11:26:27