7.
Tighten Belleville spring (5) until it is against the thrust plate (4) of the
clutch, and then back off each of the six nuts by two full revolutions. The
gap between Belleville spring and thrust plate should be 3.18 mm (1/8")
as shown in Figure 15.
Comer
1. Flange yoke
2. Bushing
3. Lining ring
4. Flanged hub F12
5. Pressure plate
6. Bolt and nut M10 x 80
7. Spring
DRIVELINE SHEAR BOLT REPLACEMENT
(BB48XE & BB60XE ONLY)
NOTICE
■
Always use approved 1/2" NC x 3" (12.7 x 76.2 mm) grade 2 shear
bolt as a replacement part. Using a hardened bolt or shear pin may result
in damage to driveline or gearbox.
1.
Remove driveline shield bell (1).
2.
Remove damaged shear bolt (4).
3.
Rotate driveline to align holes in yoke and shaft. Install shear bolt and
secure with lock nut. Replace driveline shield bell.
MAN1254 (3/16/2018)
8.
If a clutch continues to slip when the spring is compressed to 3.18 mm
(1/8"), check friction discs (2) for excessive wear. Discs are 3.18 mm
(1/8") when new. Replace discs after 1.59 mm (1/16") wear. Minimum
disc thickness is 1.59 mm (1/16").
1. Flange yoke
2. Friction disc
3. Hub, 1-3/8" (34.93 mm) round bore
4. Thrust plate
5. Belleville spring plate
6. 10 mm x 1.5P x 55 mm Cap screw
7. 10 mm x 1.5P Hex nut
Figure 15.
Slip Clutch Assembly
1. Drive shield
2. Input shaft
3. 1/2 NC Lock nut
4. 1/2 NC x 3 Cap screw GR2
5. Gearbox
6. Retaining ring
Figure 16
Owner Service 15
Walterscheid
. Shear Bolt Driveline Assembly - BB48XE & BB60XE