Yamaha TRANSERVO SSC04, Руководство пользователя

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Periodic Inspection and Maintenance
3
3-5 Adjusting shutter looseness
3-8
9) While pulling lightly on the shutter with the fingers, secure it by tightening the screw
until there is no looseness.
c
CAUTION
Do not press down on the shutter with excessive force.
Pressing down hard on the shutter may cause the shutter to warp.
3-5 Adjusting shutter looseness
The shutter may elongate with continued use. In such cases, adjust as follows.
1) Slightly loosen the screws (2 locations) which secure the shutter at the end cover
side. (Do not remove them.)
2) While pulling lightly on the shutter with the fingers, secure it by tightening the screw
until there is no looseness. See step 9 of "3-4 Replacing the shutter".