Hioki 3801-50, Instruction Manual

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84
6.4 Replacing the Fuses
4.
Disconnect the battery from the snap-on battery connec-
tor.
5.
Remove the three screws, and then remove the lower
case.
6.
Pull the circuit board out of the upper case.
7.
Remove the blown fuse, and replace it with a new fuse of
the specified type.
Fuse type:
μ
A.mA terminal 5019906-440 mA/ 1000 VACDC/ 30 kA
(SIBA fast blowing fuse
φ
10 X 38 mm)
A terminal 5019906-11A/ 1000 VACDC/ 30 kA
(SIBA fast blowing fuse
φ
10 X 38 mm)
8.
After confirming that both the function switch and the
indented portion of the switch on the circuit board are at
the OFF position, return the circuit board to the upper
case.
9.
Place the lower case back in position and then secure it
with the three screws.
When closing the case up, be careful not to pinch the
wires on the snap-on battery connector.
10.
Close the screw on the battery cover, and then reattach
the holster.
If the battery cover does not fit back into position properly,
make sure that the screw is in the OPEN position.
μ
A.mA terminal
A terminal