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METRO 0.5 to 1.5<br />
Maintenance and repair 9<br />
Repair work<br />
Assembling modules<br />
Attach the ground clamp [2].<br />
Place the seal [3] on the contact surface of the bottom module.<br />
Position the module.<br />
Position the profile clamp [1] and fasten the clamp with screw [4] (also the ground for glass units<br />
[6]).<br />
9.5.2 Replacing vacuum valve<br />
Material damage!<br />
Parts which fall into the unit may cause operational faults.<br />
CAUTION!<br />
Make sure that no parts fall into the unit.<br />
Cover the opening of the machine and bin.<br />
Fig. 9.6 – Vacuum valve<br />
[1] Hexagonal nut<br />
[2] Implosion valve<br />
[3] Spacer rod<br />
[4] Contact surface of the spacer rod<br />
[5] Sealing disk<br />
[6] Vacuum seal<br />
[7] Hexagon-headed screw M6<br />
[8] Spring<br />
[9] Piston rod<br />
[10] Contact surface of the piston rod<br />
[11] Pneumatic cylinder<br />
Removal<br />
Prepare the hopper <strong>loader</strong> for maintenance (see "Before starting work" on Page 32).<br />
Edition: November 2005 37
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