TRANSMISSION SYSTEM
4-47
D569-W02 May-2003
More than 35 % red lead contact area on the gear tooth
surface. The center of tooth contacts at 1/3 of the entire
width from the small end.
5. Apply red lead lightly over several teeth at three po-
sitions equally spaced on the spiral bevel gear (3).
6. Turn the spiral bevel pinion (1) while pressing a
wooden piece against the periphery of the spiral
bevel gear (3).
7. Check the tooth contact. If not proper, adjust ac-
cording to the instructions below.
(Reference)
• Thickness of shims (4):
0.4 mm (0.016 in.) 0.9 mm (0.035 in.)
0.5 mm (0.020 in.) 1.0 mm (0.039 in.)
0.6 mm (0.024 in.) 1.2 mm (0.047 in.)
0.7 mm (0.028 in.) 1.4 mm (0.055 in.)
0.8 mm (0.031 in.)
• Thickness of shims (5):
0.4 mm (0.016 in.) 1.0 mm (0.039 in.)
0.6 mm (0.024 in.) 1.2 mm (0.047 in.)
0.8 mm (0.031 in.) 1.6 mm (0.063 in.)
(1) Bevel Pinion Shaft (5) Shims
(2) Nut (6) Bearing Support L
(3) Bevel Gear (7) Bearing Support R
(4) Shims (8) Shims
569W473A
569W474A
Replace adjusting shim (8) with thicker one to move
the bevel pinion shaft backward. And place the left side
shim (4) to the right to move the bevel gear rightward.
Repeat above until the proper tooth contact and back-
lash are achieved.
569W475A
www.mymowerparts.com
K&T Saw Shop 606-678-9623 or 606-561-4983
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