torque MAZDA MX-5 1994 Workshop Manual

TRANSMISSION K CONTROL VALVE BODY Assembly 1. Verify that all parts are clean and free of dust and other small particles. 2. Apply ATF to all O-rings and gaskets. Assembly Procedure 1. Insert the orifice check valve, plug and springs, and the check ball and spring in the lower valve body. 2. Position the separator plate on the lower valve body. Align the plate and valve body and hold them together with large clips. 3. Install the upper valve body on the separator plate. 4. Install the bolts, referring to page K-124 for their correct sizes. Tighten the bolts to the specified torque. Tightening torque: 6.5--7.8 N-m (6-0 kgf-cm, 5-9 in-lbf) 5. Turn over the valve body assembly and insert the orifice check valves and springs in the lower valve body. Gartner Banana

K TRANSMISSION 6. lnstall the separator plate. 7. lnstall the inner strainer in the valve body cover. 8. lnstall the valve body cover on the separator plate. 9. lnstall the bolts and nuts, referring to page K-124 for their correct sizes. Tighten the bolts and nuts to the spe- cified torque. Tightening torque: d Bolt: 6.5--7.8 N.m (66-80 kgfecm, 58-69 in-lbf) Nut: 10.8-14.7 Nem (11 0-150 kgf-cm, 95.5-1 30 in-lbf) 10. lnstall the O-rings onto each solenoid valve. 11. lnstall the oil strainer in the lower valve body. 12. lnstall the 3-2 control solenoid valve. 13. Tighten the installation bolt. Tightening torque: 2.5--3.4 N.m (25-35 kgf-cm, 22-30 in4bf) 14. lnstall the oil strainer in the lower valve body. 15. lnstall the 3-4 control solenoid valve. 16. Tighten the installation bolt. Tightening torque: 2.5--3.4 N-m (25--35 kgf-cm, 22-30 in-lbf) Gartner Banana

TRANSMISSION K 17. lnstall the oil strainer in the lower valve body. 18. lnstall the 2-3 control solenoid valve. 19. Tighten the installation bolt. Tightening torque: 2.5--3.4 N-m (2545 kgf-cm, 22--30 in4bf) 20. lnstall the oil strainer in the lower valve body. 21. lnstall the 1-2 control solenoid valve. 22. Tighten the installation bolt. Tightening torque: 2.54.4 N-m {25--35 kgf-cm, 22-30 inslbf) 23. Connect the ground terminals and install the bolts, refer- ring to page K-123 for the correct bolt sizes. 24. Tighten the bolt. Tightening torque: 6.5--7.8 N.m (66-80 kgf-cm, 58-69 in-lbf) 25. lnstall the oil strainer. 26. lnstall the bolts, referring to page K-123 for their correct sizes. Tightening torque: 6.5--7.8 N-m (66-80 kgf-cm, 58-69 in-lbf) 27. lnstall the manual valve. Gartner Banana

TRANSMISSION K On-vehicle Installation 1. Set the valve body assembly in position, and align the manual plate and manual valve. Tightening torque: 10.8-1 4.7 N.m (11 0-150 kgf-m, 95.5--130 ftalbf) 2. Connect the solenoid valve connector. 3. Install the harness. , . 4. Install the oil pan along with a new gasket. MANUAL PLATE Tightening torque: 5.9-7.8 N.m (60-80 kgf-cm, 53-69 in4bf) 45UOKX-371 5. Install the bolts. Tightening torque: 5.9-7.8 Nsm (60--80 kgf-cm, 53--69 inalbf) 6. Apply ATF to a new O-ring and install it onto the vacuum diaphragm. 7. Apply ATF to a new O-ring and install it into the transmis- sion case. 8. Apply ATF to the vacuum diaphragm rod and vacuum di- aphragm, and install them into the transmission case. Tightening torque: 7.9-1 0.7 N-m (80-1 10 kgf-cm, 70-95.4 in-lbf) 9. Connect the vacuum hose. 10. Install the exhaust pipe. (Refer to page K-148.) 11. Add approximately 4.0 L (4.2 US qt, 3.5 Imp qt) ATF, and check the ATF level. (Refer to page K-35.) Gartner Banana

TRANSMISSION K VACUUM DIAGRAM VACUUM THROTTLE VALVE I On-vehicle Installation 1. Apply ATF to a new O-ring, and install it onto the vacuum diaphragm. 2. Apply ATF to a new O-ring ,and install it into the transmis- sion case. 3. Apply ATF to the vacuum diaphragm rod and vacuum di- aphragm, and install them into the transmission case. Tightening torque: 7.9--10.7 N-m (80-11 0 kgfscm, 70-95.4 inslbf) 4. Connect the vacuum hose. 5. Install the exhaust pipe. (Refer to page K-148.) 6. Add approximately 1.0 L (1.1 US qt, 0.9 Imp qt) ATF, and check the ATF level. (Refer to page K-35.) 7. Warm up the ATF to normal operating temperature (50--80°C, 122-176OF), then check for the following: (1) Fluid leakage (2) Vacuum leakage On-vehicle Adjustment 1. Remove the vacuum diaphragm, vacuum diaphragm rod, and O-rings from the transmission case. (Refer to On-vehicle Removal, page K-130.) 2. Measure dimension N indicated in the figure by using the SST and a scale. 3. Select the proper diaphragm rod from the table. Dimension N Below 25.65mm 11.0099 in) Applicable diaphragm rod 29.0mm {I .14 in) 25.65-26.15mm (1.0099-1.0295 in) 25.90-26.40mm 11.0197-1.0394 in) 4. lnstall the correct vacuum diaphragm rod, O-rings, and vacuum diaphragm. (Refer to On-vehicle Installation, page K-131.) 29.5mm {I .16 in) 29.75mm (1.1 7 in) . - 26.1 5-26.65mm (1.0295-1.0492 in) 26.65-27.1 5mm (1.0492-1.0689 in) 27.1 5mm (1.0689 in) or over 30.Omm {I .18 in) 30.5mm {I .20 in) 31.0mm {I .22 in) Gartner Banana

K TRANSMISSION Torque specifications 7.8--10.8 Nm (60-110 kgfcm, 69-45 in4bf) 5.9-7.8 Nm (60-40 kgfcm, 52-69 in4bf) Gartner Banana

TRANSMISSION K Torque specifications (cont'd) GASKET, NEW Gartner Banana

TRANSMISSION K 7. Install a new snap ring onto the front of the output shaft. 8. Install the extension housing along with a new gasket. Tightening torque: 20-24 N-m (2.0-2.5 kgfem, 15--18 ft4bf) 9. Verify that the output shaft is locked with the manual le- ver in P range. 10. Set the rear clutch assembly on the top of the front clutch assembly. 11. Install the connecting shell and front planetary gear unit (rear clutch hub, front planetary pinion carrier, rear sun gear) onto the rear clutch assembly. 12. Install the front clutch, rear clutch, rear clutch hub, front planetary pinion carrier, connecting shell, internal gear, sun gear, bearing, and bearing races as a unit into the transmission case. 13. Set a new gasket into the front of the case. Gartner Banana

K TRANSMISSION APPLY SEALANT a 23. Insert the intermediate shaft. The end with the long splines should face front. 24. Apply petroleum jelly to the large bearing race and install it into the fourth gear case. 2 Bearing race outer diameter: 70mm (2.756 in) 25. Apply petroleum jelly to the small bearing and small bearing race, and install them as shown. Bearing outer diameter: 35.0mm (1.378 in) Bearing race outer diameter: 33.0mm (1.299 in) 26. lnstall the fourth gear brake band and band strut. 27. lnstall the fourth gear connecting shell and fourth gear planetary gear unit (fourth gear sun gear, fourth gear planetary pinion carrier, fourth gear clutch hub) onto the direct clutch. 28. lnstall the direct clutch assembly into the fourth gear case. --/ 29. lnstall the oil pump assembly into the transmission case by hand only, using two converter housing bolts as guides. Measure the height difference between the top of the transmission case and the oil pump. 30. Remove the converter housing bolts. Apply sealant to the bolts. 31. Apply sealant to the contact surfaces of the converter housing and oil pump. 32. lnstall the converter housing onto the oil pump, and tight- en the bolts evenly in a crisscross pattern. Tightening torque: 59-68 N-m (6.0-7.0 kgfm, 44--50 ft4bf) Gartner Banana

TRANSMISSION K 33. Apply ATF to the piston stem. 34. Adjust the 2nd brake band. (1) Loosen the locknut and tighten the piston stem. Tightening torque: 12.3--14.2 N-m (125--145 kgf-cm, lOg--l25 in-lbf) (2) Loosen the stem the number of turns shown below. Stem: 2 112 turns (3) Hold the stem and tighten the locknut. Tightening torque: 15-39 N.m (1.5-4.0 kgf-m, 11-28 ft-lbf) Caution Applying compressed air to the servo piston for longer than 3 seconds at a time will damage the seal. 35. Check the servo piston operation by applying com- pressed air through the oil passages of the 2nd band servo. @: Engage @: Release Air pressure: 392 kPa (4.0 kg/cm2, 57 psi) max. 36. Apply ATF to the piston stem. Adjust the fourth gear brake band. (1) Loosen the locknut and tighten the piston stem. Tightening torque: 12-15 N-m (1.2-1.5 kgf-m, 8.7-11 ft-lbf) 11.8-14.7 N-m (1 20-150 kgf.cm, 105-1 30 in-lbf) (2) Loosen the stem the number of turns shown below. Stem: 2 turns Gartner Banana