4. Remove the temporary locking block. 5. Pitch the blade to position (90°) and lock the blade with the original locking block. 6. Install the collar plate before leaving the hub. 7. Tighten the bolts for the collar plate according to 960501 ‘Bolt Connections’ Open manhole! Do not remove the cover plate in the hub if the blade is in vertical position. Only remove the cover plate in the hub when the blade is in a horizontal position.
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