38
Digital Ground Resistance Tester Model 3640 and 4610
5.4 Replacing the Safety Fuse
NOTE: Do not replace the fuse when the instrument is connected.
To replace the fuse:
• Loosen the two fastening screws on the battery compartment
cover,whichislocatedonthebottomofthecase.
• Removethebatterycompartmentcovertogainaccesstothefuse
holder.
• Replacethefusewiththeappropriatereplacement(0.1A,>250V,
0.25x1.25")andreassembletheinstrument.
!
ATTENTION
NE PAS OUVRIR LE BOITIER AVANT D'AVOIR
DECONNECTE TOUTES LES ENTREES
!
WARNING
DISCONNECT INSTRUMENT FROM ALL
INPUTS BEFORE OPENING CASE
Spare
Fuse
Holders
Fuse
Holder
Battery
Compartment
Fastening
Screw
Fastening
Screw
Figure 24