Cleaning The Fan Filter Elements - Yamaha PC4002 Operating Manual

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. Usethe supplied 3mm Allen key (hex wrench) to remove
the four hex bolts securing the front filter grilles.
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4. Remove the filter elements, and wash in plain water. If
the filter elements are exceptionally dirty, detergent
{washing-up liquid) may be used.
b. Dry the filter elements thoroughly. NEVER REPLACE .
THE FILTER ELEMENTS WHILE THEY ARE STILL .
МЕТ |
Replace the elements and front filter grilles. (The ге-
placement part number of the filter element is Vi 31380.) -