Table 37 Relay Pwa Replacement Procedure; Figure 36 Motor Drive Circuit Fuses - Honeywell HercuLine 2000 Series Installation, Operation And Maintenance Manual

Maintenance
Replacement Procedures
Relay PWA Replacement
If a relay PWA needs to be replaced, follow the procedure in Table 37 to access and replace the PWA.
Step
Remove AC power from actuator.
1
Remove the six screws and the cover of the actuator case. See Figure 35.
2
Lay assembly down on a flat surface.
3
Disconnect the wire connector from the relay PWA.
4
Carefully remove the relay PWA. Pry the locking tabs of the card guides away to unlock the
5
PWA and slide it out from the card guides.
Install the replacement relay PWA by sliding it into the card guides until it mates with the
6
backplane board. Locking tabs on the card guides will engage to secure the PWA in place.
Plug in wire connector to relay PWA.
7
Install a new gasket if needed and replace cover. Secure to actuator with screws.
8
90 HercuLine™ 2000 Series Actuator - Installation, Operation and Maintenance Manual
Power Distribution PWA

Figure 36 Motor Drive Circuit Fuses

Disconnect power before opening the actuator case. A potentially lethal shock
hazard exists inside the case if the unit is opened while powered.

Table 37 Relay PWA Replacement Procedure

Fuses for
Motor Drive
Circuit
Action
Revision 7
7/08