Mts 318 Load Unit Manuel d'utilisateur télécharger pdf (Page 67)

318 Load Unit Operation

3. Remove the covers on the ends of the crosshead. The crosshead covers must

be removed to access the manual locking bolts and to clean and lubricate the

bolts. Six 1/4-20 screws (three top, three bottom) on each cover need 5/32

hex (not included). Hand-tighten when reinstalling the covers.

4. Loosen the crosshead locking bolts in 1/4 turn steps (counterclockwise).

The following figure shows the sequence of loosening the crosshead bolts.

5. Raise or lower the crosshead using the overhead crane.

6. Manually claim the crosshead to lock the crosshead into position.

Manually Clamping the

Crosshead

The manual clamping procedure is a four step process. The four steps allow the

crosshead to be clamped evenly.

318.25

271 N·m (200 lbf·ft)

318.50 rear

271 N·m (200 lbf·ft)

318.10

190 N·m (140 lbf·ft)

318.50 front

271 N·m (200 lbf·ft)

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Mts 318 Load Unit Manuel d'utilisateur Page 67