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2-2 (E)
HDCU-900 MM
2-2. Replacing the Fuse
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The components marked ! are critical to safe operation. If
you replace with parts other than the specified ones, fire or
electric shock may result.
Replacement Part
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The CAMERA fuse differs depending on the destination of
the unit.
MAIN fuse
Part : Fuse (6.3 A, 250 V)
Part No. : ! 1-576-233-11
CAMERA fuse
For UC
Part : Fuse (100 to 120 V, 6.3 A, 250 V)
Part No. : ! 1-576-233-11
For CE
Part : Fuse (220 to 240 V, 4 A, 250 V)
Part No. : ! 1-576-231-11
Replacement Procedure
1. Turn off the main power and disconnect the plug from
the outlet.
m
. Wait for at least three minutes before starting
replacement, because there are electrically live
blocks inside the machine that could cause electric
shock.
. Remove any foreign objects inside the machine that
could cause a short before replacement.
2. Remove the front panel. (Refer to Section 1 of the
Installation and Maintenance Manual.)
3. Fully loosen the screw (with drop-safe) and remove
the fuse cover plate.
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The MAIN and CAMERA fuses can be replaced in the
same way.
4. Insert a flat screwdriver into the groove of the fuse
holder, and rotate it in the direction of arrow A (by
about 90d) to unlock. (Fig. 1)
5. Remove the fuse with the entire fuse holder. (Fig. 2)
6. Remove the fuse from the fuse holder. (Fig. 3)
7. Attach a new fuse in reverse order of steps 3 to 6.
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A spring is already attached in the fuse holder. When
attaching a new fuse, rotate the flat screwdriver in the
direction of arrow C (by about 90d) while pressing it in
the direction of arrow B to lock the fuse holder.
2-2. Replacing the Fuse
MAIN
CAMERA
Fig.1
Fig.2
Fig.3
MAIN fuse
Fuse cover plate
CAMERA fuse
PWH3 x 15
(with drop-safe)
A
Flat screwdriver
Fuse holder
Fuse holder
Fuse holder
Groove
Fuse
Fuse holder
B
C
Flat screwdriver