and regulate immediately;
④ Check if the regulating arm and the camshaft are
jammed. If so, refill grease immediately to ensure that they
rotate flexibly;
Refill grease to the grease nozzle of the master pin, the
camshaft support and the regulating arm every 15 days. If it
is difficult to refill grease, check it immediately and stop
operating.
b. First maintenance
The first maintenance shall be carried out before 5,000
kilometers (or within 1 month). The first maintenance items
are listed as follows:
① Refill grease to the grease nozzle of the master pin, the
camshaft support and the regulating arm as required. If it is
difficult to refill grease, check it immediately and stop
operating;
② Check if the connecting bolts between components o
utside the axle are loose and fasten them;
③ Check and regulate the brake clearance, which shall be
between 0.7mm and 1.2 mm;
c. Periodic maintenance
The periodic maintenance shall be carried out every 20,000