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MDS-D2/DH2 Series Instruction Manual
8.1 Periodic Inspections
[2] Clean up the inside of the cooling fan unit and the cooling air vent.
Wipe dirt off the inside of the cooling fan unit and the cooling air vent using wastes, etc.
(Note 1) Never disassemble or modify the cooling fan. Failure to observe this could lead to breakage or faults of
the cooling fan.
(Note 2) Do not drop the cooling fan or immerse it in water. Failure to observe this could lead to breakage or faults
of the cooling fan.
(Note 3) Do not use air blow as this may cause foreign matters to enter the inner part of the cooling fan motor.
(Note 4) Do not wash with liquid detergent as the cooling fan motor is an electrical appliance.
(Note 5) Take extra care not to damage the cooling fan during cleaning.
[3] Clean up the air duct of the spindle motor frame
[3-1] Prepare the cleaning jigs (two types) as illustrated below.
The main body of the jigs A and B is a wire stick (approx. φ2mm) with the length of approx. 500mm. A brush
is attached at the top of the cleaning jig B. For the brush on the jig B, do not choose a hard brush such as the
one made of wires.
Spindle motor
Cooling fan unit
Protection tube and
cooling fan lead wires
Cooling fan unit
Inside of the cooling fan unit
(cleaning point)
Inside of the cooling fan unit
(cleaning point)
Cooling air vent
(cleaning point)
L= approx. 500 mm
Brush part
approx.
䕮
10mm
Cleaning jig A
(Body:a wire stick of approx.
䕮
2mm)
Cleaning jig B (a brush is attached
at the top of the cleaning jig A)