Rockwell Automation 1502 Medium Voltage Contactor, 800A (Series D and E) - Manual (Page 33)

4-4 Maintenance
1502-UM051E-EN-P – June 2013
3. Loosen the locking nut on the return spring compression bolt and withdraw
the compression bolt until the return spring is relaxed. Remove the return
spring as shown in Figure 4.2.
Compression Bolt
and Locking Nut
Return Spring
Figure 4.2 – Removal of Return Spring
4. Remove the bolts which retain the load terminals at the rear of the contac-
tor and the main mounting bolt at the top of one vacuum bottle as shown
in Figure 4.3 (if the contactor is still mounted in the controller, disconnect
cables from the load terminals first).
Vacuum Bottle Mounting Bolt
Load Terminal Retaining
Bolt and Nut
Figure 4.3 – Mounting and Retaining Bolt Removal
Vacuum Bottle Replacement
and Set-up Procedure (cont.)