Woods BRUSHBULL BB48 Operator's Manual page 19

of the six nuts by two full revolutions. The gap
between Belleville spring and thrust plate should
be 1/8" as shown in Figure 8.
8. If a clutch continues to slip when the spring is
compressed to 1/8", check friction discs (2) for
excessive wear. Discs are 1/8" when new. Replace
discs after 1/16" wear. Minimum disc thickness is
1/16".
(Comer)
1. Turn off tractor engine and remove key.
2. Loosen nuts on springs until the springs can rotate
freely, yet remain secure on the bolts.
3. Mark outer plates of slip-disc clutch as shown in
Figure 8.
4. Securely attach implement to the tractor and start
the tractor.
Walterschied
3
2
1
6
1. Flange yoke
2. Friction disc
3. Hub, 1-3/8 round bore
4. Thrust plate
5. Belleville spring plate
6. 10 mm x 1.35P x 50 mm Cap screw
7. 10 mm x 1.5P Hex nut
(Rev. 10/27/2006)
MAN0050 (Rev. 1/16/2004)
7
5
4
2
LA3
1/8"
Figure 8. Slip Clutch Assembly
5. Engage PTO for several seconds then quickly
disengage it.
6. Turn tractor off and remove key.
7. The friction lining plates should have "slipped".
Check the marks placed on the outer plates of the
slip-disc clutch in step 3 to make sure this is the
case.
8. If clutch does not slip check assembly for oil,
grease and debris. Clean if necessary.
9. Reassemble clutch and tighten bolts no more than
1/8 of a turn at a time until desired setting of 1.26"
as shown in Figure 8.
10. If excessive slippage continues check lining plates
for excessive wear. They are 1/8" thick when new
and should be replaced after 1/32" of wear to
ensure proper operation.
Comer
1
7
6
3
2
1. Flange yoke
2. Bushing
3. Lining ring
4. Flanged hub F12
5. Pressure plate
6. Bolt and nut M10 x 80
7. Spring
Outer Plates
1.26
Owner Service 15
5
4
3
6
CD7100
7.09