VALVE GP 9T6399 - Caterpillar

Personal injury or death can result from bucket falling.Block the bucket before changing bucket cutting edges.
Raise the bucket. Place a block under the bucket.
Lower the bucket to the blocking.Do not block up the bucket too high. Block up the bucket so that the bucket is high enough to remove the cutting edges and the end bits.
Remove the bolts. Remove the cutting edge and the end bits.
Clean debris and rust from contact surfaces.
Use the opposite side of the cutting edge, if this side is not worn.
Install a new cutting edge, if both edges are worn.
Install the bolts. Tighten the bolts to the specified torque.
Raise the bucket. Remove the blocks.
Lower the bucket to the ground.
After a few hours of operation, check the bolts for proper torque.