User Manual

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rst).
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.)