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Troubleshooting Procedures
Revision 7 HercuLine™ 2000 Series Actuator - Installation, Operation and Maintenance Manual 111
7/08
Test Relay Function
Set suspect Relay
type to MAN.
Replace Relay PWA or
Wire harness from Relay
PWA to terminal block.
See Relay replacement
in Maintenance, Section 7.
Set AUTO -
MANUAL switch
to MAN.
Press SET UP
button on keypad
to enter Set up
mode.
Does Relay
operate?
Yes
No
OK
Place ohmmeter
across associated
relay contacts at
Actuator terminal
block. See below.
Figure 46 Test Relay Function
Relay Associated Contacts
RELAY1
NC
COM
NO
RELAY2
NC
COM
NO
RELAY3
NC
COM
NO
RELAY4
NC
COM
NO