VAC-5000HD User’s Guide4810 FuseThe VAC is equipped with a glass tube-type fuse (5 × 20 mm/0.2 x 0.79”), which prevents overcurrent fromflowing into the VAC when a circuit or circuit part is broken.If the VAC cannot be turned on, first check if the fuse placed in the AC inlet is blown or not. If it is blown,replace the blown fuse with the spare fuse by following the procedure below.1. Turn off the VAC and unplug the power supply plug.2. Remove the power connector from the AC inlet3. Remove the fuse holder by pulling out the depressed portion of the connection area for powersupply connector using a screw driver or the like.[Figure 10.1] Fuse holder4. Replace the current fuse with the spare fuse.Spare FuseBlown Fuse[Figure 10.2] Replacing fuses5. Put the fuse holder back into the original positionNote: In case the fuse blows again even after the blown fuse is replaced, the product may have problems.Please contact your dealer.