10 MAINTENANCE AND INSPECTION CCW-R-2**B INSTRUCTION MANUAL
10-18
10.3.9 Replacement of Fuses
The following fuses are used for the weighing machine. If a fuse blows out, check the cause, and replace
with a new fuse.
Ø5 × 20 250V 5A
Ø5 × 20 250V 3.15A
• A licensed engineer should always perform the procedures.
• Before starting the procedures, always turn off the main power switch.
• Wait for five minutes after shutting the power off, and then start the
procedures.
For fuse replacement, follow the procedures below.
• Fuses are used for the AC fuse board (P-5507*) and DC fuse board (P-5508*). Refer to the appendix
for the details of each board.
• Use the tester for the energization check.
1. Remove the fuse board cover.
2. Turn the fuse holder to the left, and remove the blown-out fuse.
3. Install a new fuse.
4. Put the fuse holder back to its original position.
• Turn ON the main power switch at this point. If the LED for the fuse is off, the fuse is normal.
If the LED lights up, it means a fuse is still blown out.
5. Reattach the cover.
X The replacement of the fuse is completed.
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