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MANUAL GEARBOX - R380 OVERHAUL 37-45 5. Remove 2 bolts securing spool retainer to gearbox case. Remove retainer, remove and 6. Remove interlock spool from selector shaft. 7. Remove filter from gearbox case. 8. Align selector shaft pin with slot in centre plate and using wooden blocks and hide mallet, 9. Press out reverse idler shaft using a suitable press. 10. Remove idler gear, needle roller bearing and spacer. Reassembly 1. Clean centre plate and reverse gear components. 2. Lubricate gearbox components with clean gear oil. 3. Position idler gear, bearing and spacer to idler shaft. 4. Using a suitable press fit idler shaft to centre plate. 5. Using feeler gauges, check clearance between reverse idler and shaft flange; fit a thicker or l New clearance = 0.04 - 0.38 mm (0.002 - l Service limit = 0.38 mm (0.015 in) 6. Apply sealant, Part No. STC 3254 to gearbox casing. 7. Fit lower spring and detent ball into centre plate, retain using a dummy shaft. 8. Align selector shaft pin with slot in centre plate. to retain centre plate in position on gearbox |