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4.9 EXCHANGE OF WEARING PARTS
Before any maintenance work always disconnect the tool from the air supply.
4.9.1 Exchange of tensioning wheel and grippers
Disassembling
•
Unscrew end cover P35.3211 and remove it;
•
Remove the torsion spring N2.5823;
•
Remove the tensioning body;
•
Remove the tensioning wheel together with the bearing N3.1172 from the tool;
•
Unscrew the holders and remove them from the tensioning body;
•
Remove the grippers from the tensioning body.
Assembling
Assembling in opposite order. Observe the following:
•
Lubricate the internal toothing of the tensioning wheel with Molykote BR 2 plus.
Observe the position of the tensioning wheel. The direction of rotation of the
tensioning wheel is marked at the front of the tensioning wheel (see drawing).
Observe the position of the grippers (see drawing).
Holder
N1.6505
N1.1909
N2.5823
N3.1172
P35.3211
N1.6503
N1.1904
Tensioning wheel
Grippers
N1.6504
N1.1925
Holder
Tensioning body
Molykote BR2 plus
