ABB ConVac Installation And Operation Instruction Manual page 32

32 C O N V A C V A C U U M C O N T A C T O R I N S T A L L A T I O N A N D O P E R A T I O N I N S T R U C T I O N
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Fig 7u
7.6 Mount and Remove the fuse of self-supply VT
Confirm safety before operation (All the power
supply sources must be turned off) Confirm that
the contactor is in Open position
Remove the front cover of the contactor
Remove the fuse by loosing two screws on top of
VT (Fig 7v) remove the fuse cap, compress spring
and the fuse (Fig 7w).
Reinstall the fuse into the fuse container, put back
the compress spring, and fix the cap onto the VT
Reinstall the plastic housing
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Fig 7v
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Fig 7w