7. While pushing the B1 brake piston, apply compressed airinto the oil passage as shown in the figure and
remove the B1 brake piston from the B1 brake cylinder.
Air pressure
392 kPa (4.0 kgf/cm
2
, 57 psi)
Fig. 208: Locating Oil Passage
8. Remove the O-ring from the B1 brake piston.
Fig. 209: Identifying O-Ring On B1 Brake Piston
B1, B3 BRAKE AND F1, F2 ONE-WAY CLUTCH INSPECTION
1. Using vernier calipers, measure the free length of the piston return spring.
B3 brake return spring free length
Standard: 15.72 mm {0.62 in}
If it less than the specification, replace the piston return spring with a new one.
2007 Mazda MX-5 Miata Sport
2006-08 TRANSMISSION Automatic Transmission Overhaul - MX-5 Miata & RX-8
Microsoft
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