Fuse Replacement - QuadTech Guardian 2500 Series Instruction Manual

1.5.5 Fuse Replacement

MAKE SURE THE UNIT HAS BEEN DISCONNECTED FROM ITS AC POWER SOURCE FOR AT
Fuse Drawer Release Tab
G.C.
Remove the fuse drawer by inserting a small flat head screwdriver behind the small tab to force the draw
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outward. Refer to Figure 1-4.
Once the fuse drawer has been completely removed from the instrument remove the clear fuse tray from the
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drawer by lifting upward slightly on the long narrow black locking tab. This will allow the fuse tray to be
removed from the fuse drawer. This tray contains the active fuse, left side (secured by holder) and spare fuse on
the right side (if present). Refer to Figure 1-4.
Remove the active fuse from the holder by prying upward using a small flat head screwdriver. Insert the
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replacement fuse into the fuse holder.
Once the fuse has been installed in the holder and spare fuse (if desired) installed in the right side of the tray
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insert the tray back into the fuse drawer, push in and lock. The two silver contacts on the fuse tray should be
positioned towards the outside.
Once the fuse tray has been installed in the drawer, reinstall the fuse drawer back into the instrument ac inlet
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module, push in and lock.
Introduction
LEAST FIVE MINUTES BEFORE PROCEEDING.
RETURN HV OUT
Figure 1-3: Fuse Drawer Release Tab
Figure 1-4: Fuse Drawer
WARNING
RS232
AUXILLARY
REMOTE I/O
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