Manual

4 Bulletin 1500/1900 Isolation Switch Handle – Interlock Mechanism Replacement
1500-IN052C-EN-P – January 2007
Isolation Switch Blades
must fully engage
Incoming Line Stabs
Check incoming line voltage here
Figure 4 – Isolation Switch Voltage Check Points
9) Once all power circuits are veried to be voltage free, move the isolation switch
handle back to the OFF position. The unit is now safe to service.