Yamaha PC4002M User Manual download pdf (Page 12)

CLEANING THE FAN FILTER ELEMENTS

1. Make sure the power to the amplifier is OFF.

2. Remove the power plug from the AC mains socket.

3. Use the supplied 3mm Allen key (hex wrench) to remove

the four hex bolts securirig the front filter grilles.

4. Remove the filter elements, and wash in plain water. If

the filter elements are exceptionally dirty, detergent

(washing-up liquid) may be used.

5. Dry the filter elements thoroughly. NEVER REPLACE

THE FILTER ELEMENTS WHILE THEY ARE STILL

WETI

Replace the elements and front filter grilles. (The re

placement part number of the filter element is Vi 31380.)

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Yamaha PC4002M User Manual Page 12