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DongFeng DFH4180 Series - Page 193

DongFeng DFH4180 Series
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Maintenance & Adjustment
D760.H03E-001.H1907 183
Inspection of adjusting screw rubber sleeve
Applicable to Haldex disc brake only.
Use an 8mm wrench to rotate the adjusting
shaft until the push plate is pushed out com-
pletely and about 45-50 mm from the cover
plate.
The maximum pushing distance of push
plate from bottom plate is 50 mm. Check the
helical spring sleeve and rubber sleeve for any
obvious cracks or other damages; if any, replace
them immediately.
Rotate the adjusting shaft in reverse direc-
tion to the limit. Check if the helical spring sleeve
can return completely, to ensure there is no fold
interference or damage.
Inspection of sliding function of brake caliper
1. Park the vehicle safely, remove the tires,
then push/pull caliper with hand to check if it
can slide smoothly;
2. If the brake caliper can slide smoothly, the
sliding function is normal; otherwise, perform
troubleshooting of the brake.
3. If the maximum sliding resistance is
exceeded, check if there is any dust or
foreign matters that impede the sliding of
brake caliper.
Maximum sliding resistance: 100 N.
1. Adjusting shaft
2. Push plate
3. Rubber sleeve
4. Bottom plate
5. Helical spring sleeve

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