Technical Guide
Full Digital Module
11
Compressor LEDs
“R1”
- This LED will light up when Compressor A1 is enabled and will
stay lit as long as Compressor A1 is active.
“R2”
- This LED will light up when Compressor A2 is enabled and will
stay lit as long as Compressor A2 is active.
“R3”
- This LED will light up when Compressor B1 is enabled and will
stay lit as long as Compressor B1 is active.
“R4”
- This LED will light up when Compressor B2 is enabled and will
stay lit as long as Compressor B2 is active.
SERIA
L
#
D3
D4
R11
R12
R28
R29
R30
D12
D13
R53
R54
TB3
C20
R34
R
50
SW2
4751
4751
4751
4751
OF
F
OP
T
ION
S
ALARM
STAT
COMM
1002
1002
1002
1002
RELAYS
ANALOG
R1
R2
R3
R4
Rc
AO1
AO2
GND
PWM1-
PWM1+
PWM2-
PWM2+
.01uF
Figure 5: LED Locations
Troubleshooting
