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4 Disassembly and Assembly Instructions
Caution:
1. When disassembling, check the component fitting state and wirings. After repairing, always restore them to the original state.
2. Carefully handle the removed components, packing, etc. If they are damaged, then replace them with new ones.
3. After repairing, check that the components, etc., in the vicinity of the repaired sections are not damaged, the removed compo-
nents are in place, and the wirings are restored to the original state. Carry out the test run. Also check that the following
requirements are met.
• Insulation resistance
Must be 5 MΩ or more when a DC voltage of 500 V is applied across the power plug and the motor core for one second.
• Dielectric strength
Must withstand an AC voltage of 1,250 V applied across the power plug and the motor core for one minute.
4. Do not alter the model, parts, or materials during repair.
5. If a wiring unit is supplied as a repair part, replace the whole unit with the new one instead of repairing or reconnecting the
broken portions only.
6. Insert/remove the fast-on terminals by pushing/pulling them straight out without jiggling them or applying unnecessary force.
4.1.
Dust box lid U removal
1. Open the dust box lid U, insert a screwdriver between the
upper body and the area where the dust box lid U is
attached and move it in the direction of the arrow to
remove the dust box lid U from the upper body.
4.2.
Separate the upper and lower
body units
1. Remove the four screws from the top of the body.
2. Remove the two screws on the rear side of the lower
body.
5
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