Dyaco SE578B-YE014, Service Manual

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11.7 Cross Bar Replacement
(1) Remove left and right chain cover. (refer to 11.6 above)
(2) Remove elliptical side cover Round Disk Cover, use 12mm Open End Combination Spanner
Wrench to remove hex head bolt 5/16”x15mm, flat washer 5/16”x35x1.5T securing the cross bar.
(3)
Use #13 wrench and loosen the outer Nut M8x6.3T (steel lvl 10). Use #13 wrench and hex wrench
(M6) to loosen the inner Nut and remove the cross bar.
(4)
When reassembling, place the cross bar into the center of the rotating mandrel. Next place the
Woodruff Key with the rounded part facing inwards. Reassemble remaining parts in the reverse
order as disassembly