PIAGGIO Fly - Assembly Clearances

Name Torque in Nm
Flywheel hood fixing screws 1 ÷ 2
Cylinder hood fixing screws 3.5 ÷ 5
Stator clamping screws 3 ÷ 4
Pick-Up clamping screw 4 ÷ 5
Mixer clamping screws 3 ÷ 4
Screw fixing brake lever to the journal on the engine 12 ÷ 13
CHASSIS
Name Torque in Nm
Swinging arm - engine pin* 33 ÷ 41
Frame/swing-arm bolt (*) 64÷72
Shock absorber - chassis nut (*) 20 to 25 Nm
shock absorber - engine pin (*) 33 to 41 N·m
Rear wheel axle (*) 104÷126 N·m
Centre-stand mounting bracket bolt 25÷30 N·m
Centre-stand mounting bracket screw 20÷25 N·m
Side stand fixing screw 12 ÷ 20
Side stand bracket fixing screw 15 ÷ 20
Overhaul data
Assembly clearances
Cylinder - piston assy.
COUPLING BETWEEN PISTON AND CYLINDER
Name
Initials Cylinder Piston Play on fitting
Standard coupling M 40.005 - 40.012 39.943 - 39.95 0.055 - 0.069
Standard coupling N 40.012 - 40.019 39.95 - 39.957 0.055 - 0.069
Standard coupling O 40.019 - 40.026 39.957 - 39.964 0.055 - 0.069
Standard coupling P 40.026 - 40.033 39.964 - 39.971 0.055 - 0.069
coupling 1st oversize M1 40.205 - 40.212 40.143 - 40.15 0.055 - 0.069
coupling 1st oversize N1 40.212 - 40.219 40.15 - 40.157 0.055 - 0.069
coupling 1st oversize O1 40.219 - 40.226 40.157 - 40.164 0.055 - 0.069
coupling 1st oversize P1 40.226 - 40.233 40.164 - 40.171 0.055 - 0.069
Coupling 2nd oversize M2 40.405 - 40.412 40.343 - 40.35 0.055 - 0.069
Coupling 2nd oversize N2 40.412 - 40.419 40.35 - 40.357 0.055 - 0.069
Coupling 2nd oversize O2 40.419 - 40.426 40.357 - 40.364 0.055 - 0.069
Coupling 2nd oversize P2 40.426 - 40.433 40.364 - 40.371 0.055 - 0.069
Fly Characteristics
CHAR - 13