Yamaha F25A, Service Manual

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E
HOW TO USE THIS MANUAL
1 To help identify parts and clarify procedure steps, there are exploded diagrams at the start
of each removal and disassembly section.
2 Numbers are given in the order of the jobs in the exploded diagram. A circled number
indicates a disassembly step.
3 Symbols indicate parts to be lubricated or replaced (see “SYMBOLS”).
4 A job instruction chart accompanies the exploded diagram, providing the order of jobs,
names of parts, notes in jobs, etc.
Example:
O-ring size
39.5
×
2.5 mm: Inside diameter (D)
×
Ring diameter (d)
5 Dimension figures and the number of parts, are provided for fasteners that require a tight-
ening torque.
Example:
Bolt or screw size
: M10 (D)
×
25 mm (L) (2 pieces)
6 Jobs requiring more information (such as special tools and technical data) are described
sequentially.
d
D
10
×
25 mm (2)
D
L