Yamaha AvantGard N2 Maintenance Handbook - Page 35
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N1 KEY COVER REPLACEMENT PROCEDURE
(1) Replace with key cover
with new part
(2) Attachment possible?
NO
(3) Attach after adjusting
damper width
(4) Key cover height
within standard?
NO
(5) Remove parts
(6) Adjust damper holder
up/down position
YES
(7) Key cover front/rear
position within
standard?
NO
(8) Adjust damper holder
front/rear position
(9) Install arm upper and front board
(10)
YES
Clearance
between front board
and key cover within
specification?
(11) Remove parts
YES
(7) Key cover front/rear
position within
standard?
NO
(5) Remove parts
YES
NO
(12) Adjust front board height
YES
YES
(15) Adjust using rubber buttons
YES
(17) Adjust using front board
(18) Replacement completed
(10)
Clearance
YES
between front board
and key cover within
specification?
NO
using spacers
(13) Reattach parts
(14) Does the key cover
close properly?
NO
on key block
(16) Does the key cover
open properly?
NO
rubber buttons
N1
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