16 Chapter 3 operation
Series 230 Automatic Transfer Switch C1000 Intelligent Controller User Manual
Chapter 4 Maintenance and Troubleshooting
This chapter introduces how to test the controller after installation, to make sure everything is working properly. This
chapter also includes maintenance and troubleshooting information.
4.1 Start Up / Function Test
Please refer to ASCO Series 230 Transfer Switch Manuals for start-up and functional testing procedures.
4.2 Maintenance
To ensure consistent reliability of the transfer switch to make sure it is operating normally, regular maintenance testing
should be conducted. It is recommended to do so once every three months.
4.3 Common Troubleshooting
Before transfer switches any positions, please make sure that the interface wiring and controller setting are reliable
and correct. After that, Power on and observe the indicator status, and carry out the following trouble items, as
necessary.
Table 4-1 Causes of Abnormal Indicator Conditions
Indicator
Normal
Abnormal
Issue Solution
RUN On Off No power
Check if there is normal voltage in the power input port; if not, check
external power supply. If yes, check DIP Switch Bit 1-2, If are not ON and
ON, If there is, the Controller may be damaged, please contact Emerson
customer service representatives.
ALARM Off
Constantly
on or
flashing
The Controller
detects an
abnormality or
mechanism
failure.
When it is constantly on, check if Source I or Source II is normal. If it
flashing, this indicates that there is a switch failure, and you may press
button
to clear it. If the failure occurs often, it indicates that the transfer
switch is experiences a larger problem, please contact Emerson customer
service representatives.
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