17
3. Remove air valve assembly and
unthread the air volume piston
wing nut.
4. Reposition air volume piston to
desired reduction and refasten the
air volume piston wing nut.
5. Reinstall air valve assembly, torque
to 36Nm, and set sag.
Air Volume Adjustment
3./4.
4.
Wing Nut
Air Volume
Piston