New Holland CX720 Repair Manual page 3649

Gear Contact Pattern
High on input, low on output
High on input, low on output
Low on input, high on output
Low on input, high on output
Correct, 40 % central-toe
Correct, 40 % central-toe
8. To adjust backlash, move shims from one end of the
appropriate shaft to the other. To move a shaft out of
the gearbox, remove shims from (1) or (4), and add
shims at (2) or (3). To move a shaft into the gearbox,
remove shims from (2) or (3), and add shims at (1)
or (4).
IMPORTANT: When moving both shafts to correct both an
incorrect gear contact pattern and a loose backlash condi-
tion, move the one shaft out in 0.05 mm (0.002 in ) incre-
ments while moving the other shaft in using 0.1 mm (0.004
in ) increments.
CROP PROCESSING - STORING AND HANDLING Grain storing
Tight; needs to be increased
Loose; needs to be decreased
Tight; needs to be increased
Loose; needs to be decreased
Tight; needs to be increased
Loose; needs to be decreased
7
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Backlash Measured
2 4/7/2006
K.60.B / 15
Adjust:
Input shaft out
Input shaft out, output shaft in
Output shaft out
Output shaft out, input shaft in
Move both shafts out an equal
amount
Move both shafts in an equal amount
8
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