AAON MODGAS-XWR2 - Figure 16: MODGAS-XWR2 LED Locations and Descriptions

36
MODGAS-XWR2 Technical Guide
ASSEMBLED IN USA
U15
D13
R
R
R
R
L1
R61
C28
SERIAL #
POWER
COMM
ALARM
STATUS
TB3
GND
AUX AIN
J3
GND
1
2
SAT
OPTIONS
RESET IN
D8
HEAT EN
D7
AUX BIN
GND
J1
U1
TB2
R1
YS102408 REV 3
TB1
RLY1
RLY2
RLY3
RLY4
RLY5
RLY6
COMMON
PO-IGN1
P3
D9
R33
R1
P1
PO-IGN2
P4
D10
R36
R2
Q2
R5
P2
C35
.01UF
R8
R22
R18
R16
R12
R13
R42
R44
D14
SOFTWARE
C22
C27
GAS VALVE 2
GAS VALVE 1
ALARM
UP
DOWN
ENTERMENU
MODGAS-XWR2
AAON P/N:ASM01695
LABEL P/N:
G041530
E-BUS
DUAL
I2C
CONNECT
+24 VAC
GND
@ 24 VAC
1 AMP MAX
CONTACT
RATING IS
COMMON
RELAY
OUTPUTS
GAS VALVE
TERMINALS
GAS
VALVE 1
GAS
VALVE 2
INPUT TERMINALS (TYPE)
HEAT ENABLE (BI)
AUX. (BI)
GND
RESET IN (AI)
SAT IN (AI)
GND (AI)
GND
AUX. (AI)
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LOW SPEED
HEAT 1
HEAT 2
HEAT 3
HEAT 4
PROOF OF IGNITION 1
PROOF OF IGNITION 2
FAN
STATUS LED
ALARM LED
COMM LED
POWER LED
NOT USED
HEAT ENABLE LED
FAN LED
LOW SPEED FAN LED
HEAT ENABLE 1 LED
HEAT ENABLE 2 LED
HEAT ENABLE 3 LED
HEAT ENABLE 4 LED
PROOF OF IGNITION 1 LED
GAS VALVE 1 LED
PROOF OF IGNITION 2 LED
GAS VALVE 2 LED
Figure 16: MODGAS-XWR2 LED Locations and Descriptions
TROUBLESHOOTING
LED Diagnostics