SECTION 31 - IMPLEMENT POWER TAKE-OFF (PTO) - CHAPTER 2
31-4
Slip Clutch - Inspection
1. Inspect the separator plate, 1, for discoloration,
warpage or cracking, replace if any damage is
found. Both faces of the plate should have a
rough surface. Replace the plate if either face is
worn smooth.
2. Inspection the inner drive tangs for excessive
wear. Replace the plate if drive tangs are
rounded off or worn more than 1/3 through.
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3. Inspect the ribbed pressure plate, 1, for
discoloration or cracking. Replace if any damage
is found. Lay a straight edge across the face of
the pressure plate. Replace if warped more the
1.6 mm (1/16 in).
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4. Inspect the disc spring, 1, for discoloration or
cracking. Replace if any damage is found. Use
a depth micrometer or calipers to measure the
height of the disc spring when placed on a flat
surface. It should be between 10.2 -- 10.7 mm
(0.400 -- 0.420 in). Replace the spring if it is less
than the specified range.
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