Service Brake
109-5504 Brake and Planetary
Note: The service brake is not serviced as a group. The service brake is part of the brake and planetary group.
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| Illustration 1 | g00348701 |
(1) Thickness of new separator (plate) ... 25.8 mm (1.02 inch)
(2) 110-8708 Friction Disc
Thickness of new disc ... 7.4 ± .8 mm (0.291 ± 0.032 inch)
Minimum thickness of worn disc ... 6.28 mm (0.247 inch)
Minimum depth of the oil grooves ... .32 mm (0.013 inch)
Note: When brake service is required, replace the friction disc (2) and the piston seals (4) and (5) .
(3) Thickness of new piston ... 39 mm (1.54 inch)
Caterpillar Information System:
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