SIBS Fuso Canter, Руководство по ремонту

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MAN-059 8 FEB 2017
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d. Attach the piston seals to the pistons. Ensure o-rings and back-up washers are installed in the correct position.
Figure 22: Park/emergency brake piston with seals installed.
40. Clean the exposed areas of the park/emergency pistons in cases where the pistons have not been removed.
41. Ensure the piston seals avoid contamination during cleaning process.
42. Clean the outer housing and spring cover.
43. Wipe the piston bores dry and install any pistons that were previously removed.
44. Lubricate all disc springs with a high-pressure grease (Castrol LMM recommended) and reinstall on the park/emergency
pistons. There is 6x springs per piston stacked in series.
Figure 23: Disc springs installed on park/emergency brake piston.
45. Install new spring cover gasket and refit spring cover.
46. Install 10x spring cover bolts and washers finger-tight.
47. Reinstall the retractor bolts and torque to 80 Nm.
48. Install and torque all spring cover bolts progressively and in sequence (one full turn at a time) to ensure that the spring
cover does not distort or crack, torque to 60 Nm. Ensure each bolt is torqued twice.
Back-up ring large
EMMA™ piston
O-ring large
O-ring small
Back-up ring small