McLaughlin VERSA-MOLE McL-10H, Components And Repair Manual

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STEP 4: LOWER JAW REMOVAL
12. Remove the two (2) screws which hold the jaw to
the block.
13. Remove the nut on the bottom of the lower jaw
retainer.
14. Pull the jaw mtg. block and the jaw retainer up out
of the breakout.
15. Drive out the spring pin to separate the retaining
pin from the mtg. block.
STEP 5: ROTATION CYLINDER REMOVAL
16. Remove the three (3) screws which connect the
front breakout section to the back breakout section.
Separate the two sections.
17. Stand the back section on its top.
18. Remove the R-clips and set screw. (The lower pin
uses (2) R-clips. The upper pin uses a set screw).
19. Remove the cylinder pins and the cylinder. Note
cylinder orientation.
STEP 6: INSPECTION
20. With both sections of the breakout separated, in-
spect the breakout frame of each section. Remove
dirt and grease and look for cracks, or signs of
bending or spreading in the frames.
21. Check the jaws for cracks or signs of wear.
22. Inspect the cylinders for signs of bent rods or dam-
aged barrels.
ASSEMBLY
STEP 7: LOWER JAW INSTALLATION
23. Slide the lower jaw retainer into the jaw mtg. block.
24. Align the holes and hammer in the spring pin.
25. Drop the retainer block down into the bottom of the
breakout.
26. Ensure the block is seated properly on the base
plate and tighten the retaining nut.
27. Place the jaw on the block and install the two (2)
screws. Ensure that the jaw is seated properly on
the block. Also, the screws must be below the top
edge of the jaw.
STEP 8: ROTATION CYLINDER INSTALLATION
28. Place the rotation cylinder in the breakout assem-
bly with the rod end facing downward.
29. Rotate the upper breakout section until the holes in
the cylinder match the corresponding holes in the
breakout.
30. Install the cylinder pins and R-clip pins. (The lower
pin uses (2) R-clip pins. The upper pin uses 1 set
screw.) Align fl at on shaft with set screw.
31. Line-up the two sections of the breakout and bolt
them together.
STEP 9: MANIFOLD INSTALLATION
32. Orientate the manifold behind the front plate in the
position shown in the corresponding picture.
33. Install the three (3) screws which attach it to the
front plate. Note hose routing.
34. Connect the hoses from the manifold to the rota-
tion cylinder. Refer to the Hydraulic Schematic for
9.9.0
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