Dingsheng Tiangong PY180H, Руководство по эксплуатации

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claw beam is stopped before braking force has not been achieved.
1. Loosen the bolt (Fig.52/5) and remove clamping plate (Fig.52/6);
2. Take out the baffle (Fig.52/7) along the direction of the claw beam
(Fig.52/4);
3. Replace brake lining (The lining is along the direction of brake disc). Push in
the baffle and fix bolt (Fig.52/5) with clamping plate, the anti-loosening glue
must be applied to tighten. The torque is 23Nm~25Nm (2.3kgm~2.5kgm).
Fig. 53
8.7 Adjustment of the chain of tandem box (Fig. 53)
Note:
There are two chains in each tandem box. Always check two chains
together.
8.7.1 Inspect tension of chains
1. Disassemble both cover plates of tandem box;
2. Support the tandem box and make the wheel leave from ground;
3. When the chains are tensioned, they increase in elongation. If the chain
touches with tandem box, the chains shall be retightened.
The chain can be tensioned by turning the eccentric bearing cover.
Only professional staff can tension the chain.
a. Retighten the chain
1. Support the tandem box and make the wheel leave from ground and drain oil
off.
2. After removing the wheel, loosen the braking pipes and disassemble the
brake (12).
3. Use special tools to disassemble the brake hub (1) and remove the cover (15)
4. and nut (14).
5. Disassemble the screw plug (8) and change the bolt (6) at the original place,
and turn several turns in the screw hole of chain wheel shaft (11).
6. Disassemble the bolts (6) on connecting plate (4) and bolts on cap (7).