Fluke 165X Installation Manual page 54

To replace the fuse (See Figure 23)
Press O to turn the tester off.
1.
2. Remove the test leads from the terminals.
3. Remove the battery door by using a standard-blade
screwdriver to turn the battery door screws
one-quarter turn counterclockwise.
4. Remove the fuse by gently prying one end loose, then
sliding the fuse out of its bracket.
5. Insert the new 1,25 A, 500 V, 50 kA FAST fuse
(PN 2040349).
6. Secure the door by turning the screws one-quarter
turn clockwise.
Electrical Installation Tester
Figure 23. Replacing the Fuse and Batteries
Maintaining the Tester
1.25 A, 500 V
Type F
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