Page 1222 - Foton Workshop Manual - Auman EST-M

BR-90 Brake system – service brake (air pressure)

d. Install the brake bottom plate lining into the camshaft
hole using the lining punch in the way that the upper end
face of the lining is flush with the boss for oil seal
installation.
Caution
Overturn the brake bottom plate and install the lining
on the other side.

e. Install the camshaft oil seal.

f. Check whether there is any obvious pit or uneven wear
at the camshaft position. If so, change it.
g. Check whether there is any broken or damaged spline
tooth. If so, change it.

h. Check whether the journal where the camshaft lining is
installed exceeds the specified wear limit using a vernifer
caliper. If so, change it.
Standard value: φ46 0 +0.039 mm
Wearing limit value: φ45.80mm
i. Check the clearance between the camshaft and lining.
Standard value: 0.20~0.255mm
Wearing limit value: 0.500mm

j. Check whether the thickness of each camshaft spline
tooth is beyond the specified wear limit using a vernifer
caliper. If so, change it.

BR-090