Operation & Maintenance, Page
13
of
23
Section
3
– Revision 2.3
Spur Gears At Drive End:
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Isolate the machine electrically by removing the cable from the SIZER™ drive electric motor.
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Undo the bolts securing the top cover plate to the side plates, gearbox mounting plate, and top bearing housing.
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Remove the top cover plate, along with the end wear plate,if still attached to the cover plate. (There is no need to
drain the oil).
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Remove the end cap from the driven (non-drive) shaft by unscrewing the fixings which secure it.
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Remove the shaft spacers.
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Slide the spur gear along the breaker shaft splines until it is clear of the spur gear on the drive shaft (until it no longer
meshes), taking care to support its mass.
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Rotate the driven shaft to the desired position.
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Move the spur gear back along the splines, and into position, so that it meshes with the other spur gear.
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Replace the spacers and end cap then replace the fixings using a threadlock.
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Refit the top cover plate and where applicable, the end wear plate, and refit the bolts which secure it to the case.
Breaker Bar Adjustment
Adjustment of the breaker bar should be carried out as follows;
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Remove the bolts securing the breaker bar to the machine.
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Using the jacking screws, raise the breaker bar to the desired height.
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Adjust the breaker bar by removal/insertion of packers as required.
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When the height is satisfactory, refit the bolts, and tighten in accordance with MMD procedure T056.
Breaker Bar Cap Replacement
Breaker bar caps can only be replaced from the underside of the machine. They must be replaced when showing signs of
excessive wear. Replace the breaker bar caps immediately, or damage to the breaker bar will result.
Removal:
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Clean the area around the cap which is to be replaced.
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Remove the bolts securing the cap to the breaker bar.
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Remove the cap from the breaker bar.
Replacement:
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Clean the top surface of the breaker bar.
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Position the cap onto the breaker bar. Ensure that the cap is fitted in the correct orientation, as shown on the
drawing.
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Bolt the cap to the breaker bar using new bolts. All bolts must be tightened in accordance with MMD procedure
T056.
Cleaning Comb Adjustment
Standard Type:
