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308-03a-10 Manual Transmission/Transaxle — I6 308-03a-10 GENERAL PROCEDURES 12. Inspect the synchronizer blocking rings for Transmission Cleaning widened index slots, rounded clutch teeth, and 1. Wash all parts except ball bearings, O-rings and smooth internal surfaces (must have machined seals in a suitable cleaning solvent. Brush or grooves). With the synchronizer blocking ring on scrape all foreign matter from the parts. Be careful the cone, the distance between the face of the not to damage any parts with the scraper. synchronizer blocking ring and the clutch teeth on the gear must not be less than 0.5mm (0.020 CAUTION: Do not clean, wash or soak inch). transmission seals in cleaning solvents. Dry 13. Replace speedometer drive gear (where fitted) if all parts with compressed air. teeth are stripped or damaged. Make certain to 2. Rotate ball bearings in a cleaning solvent until all install correct size replacement gear. lubricant is removed. Hold bearing assembly to 14. Replace the output shaft if there is any evidence prevent it from rotating and dry it with compressed of wear or if any of the splines are damaged. air. 15. Inspect bushing and seal in the extension 3. Lubricate bearings with Multi-Purpose Grease and housing, and replace if worn or damaged. The wrap them in a clean, lint-free cloth or paper until bushing and/or seal should be replaced after the ready for use. extension housing has been installed on the 4. Clean the magnet in the bottom of the case with transmission. kerosene or mineral spirits. 16. Replace the seal in the input shaft bearing retainer. Transmission Inspection 17. Replace seals on the cam and shafts. 1. Inspect transmission case for cracks, worn or damaged bearing bores, damaged threads, or any other damage that could affect operation of the transmission. 2. Inspect the front face of the case for small nicks or burrs that could cause misalignment of the transmission with the flywheel housing. Remove all small nicks or burrs with a fine file. 3. Replace any cover that is bent or distorted. Make sure that the vent hole in the cover is open. 4. Check the condition of the shift levers, forks, shift rails, and the lever and shafts. 5. Inspect the bearings. Refer to Bearing Inspection. rough, and check their respective races. Aluminium Transmission Case Service 7. Replace the countershaft (cluster) gear if the teeth NOTE: If an aluminum transmission case thread is are chipped, broken or worn. Replace the damaged, service kits may be purchased from local countershaft if it is bent, scored or worn. jobbers. To service a damaged thread, the following 8. Replace the reverse idler gear or sliding gear if procedures should be carefully followed. the teeth are chipped, worn or broken. Replace the idler gear shaft if bent, worn or scored. 1. Drill out the damaged threads, using the same drill size as the thread OD. For example, use a 9. Replace the input shaft and gear if the splines are 16mm drill for a M16x1.5 thread. damaged or if the teeth are chipped, worn or broken. If the roller bearing surface in the bore of 2. Select the proper special tap and tap the drilled the gear is worn or rough, or if the cone surface is hole. The tap is marked for the size of the thread damaged, replace the gear and the gear rollers. being serviced. Thus, the special tap marked M16x1.5 will not cut the same thread as a 10. Replace all other gears that are chipped, broken standard M16x1.5 tap. It does cut a thread large or worn. enough to accommodate the insert, and after the 11. Check the synchronizer sleeves for free insert is installed the original thread size movement on their hubs. Make sure that the (M16x1.5) is restored. alignment marks (if present) are properly indexed. G34503 en |