Download All Weather Inc AWOS 3000 Specifications

Does the Present Weather
sensor send status codes
to the DCP display?
Are
Thunderstorm/
Lightning data
bad?
44
Replace the wires running
between the DCP and the
Thunderstorm/Lightning sensor
Contact AWI
Customer Service
+1 (916)928-1000
Test and repair the continuity of the reference wire and the
power line and ground connections for the DCP, Present
Weather controller, and Present Weather sensor
Remove the Present Weather "reference" wire from the
Present Weather interface card TB1-6 (red). Measure
the AC voltage between the end of the wire and TB2-7.
Reconnect the wire. Was the voltage less than 2 V AC?
Contact AWI
Customer Service
+1 (916)928-1000
Remove the Thunderstorm/Lightning sensor
"reference" wire from DCP Thunderstorm/
Lightning sensor interface card TB1-6 (red).
Measure the AC voltage between the end of
the wire and TB2-7. Reconnect the wire. Was
the voltage less than 2 V AC?
Contact AWI
Customer Service
+1 (916)928-1000
Replace the
Thunderstorm/
Lightning sensor
(P/N 6500)
Replace the wires running between
the DCP and the Present Weather
controller
Remove the Thunderstorm/Lightning
sensor wires from DCP TB4-1 (white)
and TB4-2 (black). Measure the
voltage on the wires. Reconnect the
wires. Was the voltage the exact same
as measured in the previous step?
Contact AWI
Customer Service
+1 (916)928-1000
Remove the wires from the DCP
Thunderstorm/Lightning interface card
TB1-4 (white) and TB1-5 (black).
Measure the DC voltage between
TB1-4(+) and TB1-5(-). Reconnect the
wires. Was the voltage 0.2–1 V?
Replace the Present
Weather controller and
associated sensor
(P/N 6490 & M404806)
Contact AWI
Customer Service
+1 (916)928-1000
Remove the Present Weather sesnsor wires from DCP
TB4-1 (white) and TB4-2 (black). Measure the voltage on
the wires. Reconnect the wires. Was the voltage exactly
the same as measured in the previous step (0.2–1 V)?
Review the status codes per the 6490
User’s Manual "AWOS Maintenance and
Troubleshooting" section, and adjust or
repair as needed
Remove the wires from the Present Weather
interface card TB1-4 (white) and TB1-5 (black).
Measure the DC voltage between TB1-4(+) and TB15(-). Reconnect the wires. Was the voltage 0.2–1 V?
Are Present
Weather data
bad?
Replace the
Thunderstorm/
Lightning sensor
(P/N 6500)
Contact AWI
Customer Service
+1 (916)928-1000
Replace the Present
Weather controller and
associated sensor
(P/N 6490 & M404806)
Contact AWI
Customer Service
+1 (916)928-1000
Contact AWI
Customer Service
+1 (916)928-1000
T R O U B L E S H O O T I N G
G U I D E
AWOS 3000 MAINTENANCE
5.7 Present Weather and Thunderstorm/Lightning Sensors