-20-143051 - Sidearm 1820 (12-April-2017)DISASSEMBLY PROCEDURE1. Cross Shaft Removal- Remove bolts (8 pcs.) and open cover (cover withshaft).- Remove cross shaft assembly. Pull off bearings andreplace with new ones.(NOTE: Take care to remember the positioning of anyshaft shims - if applicable.)- Leave cross shaft assembly to the side.2. Pinion Shaft Removal(NOTE: Cross shaft must be removed prior topinion shaft removal.)- Remove closed cover bolts (8 pcs.) and cover.- To pull out shaft, you must first remove the oil seal.Using a sharp object such as a screwdriver, poke ahole into the seal and pry out.- Remove the snap ring, washer, and shim(s).(NOTE: Take care to remember the positioning ofshaft shims.)- With the pinion shaft sticking straight up and takingcare not to damage the shaft or other components, tapthe pinion assembly into the gearbox.(NOTE: You may wish to use a brass punch.)- This should free the shaft from the outer bearing.- Remove the inner bearing.- Remove the snap ring, washer, shims, and gear.(Leave pinion shaft assembly parts to the side takingnote of proper part placement for later assembly.)3. To Service/Replace Seals- To replace a seal or expansion plug, tap it out fromthe inside.4. To Service/Replace Bearing Cups- Using a long object such as a bar or pipe and ahammer, knock the cups out by tapping along theouter edges. Alternate sides when tapping cup.Maintenance & ServicePinion shaftremovalRemovedCross shaftGearbox Service & RepairOuter BearingInner Bearing