Housing Closure - Stahl EC-910-AFZ Serie Manuel D'instructions

6.9 Housing closure

Test system operation for positive results
before closing the product and allowing the
presence of a hazardous atmosphere.
During opening and closure operations of
the product, pay attention not to damage
the flameproof joint.
Before closing the front cover, check
the integrity of the O-ring gasket. If the
sealing is damaged replace it with the one
supplied.
Verify that there is no dirt or debris.
Arrange the cables so that they do not hinder closing
of the front cover. To avoid tearing of cables, there is a
hole under the slide for a fastening clip.
Fig. 24
MNTCMMX_2040_EN
Insert the front cover in the housing body, keeping
the closure holes between the cover and the body
aligned.
Be very careful not to damage the O-ring
gasket.
Screw back the previously removed screws.
Screws properties
• Diameter/Screw pitch: M5x0.8
• Material: A4
• Screw head: ISO 4762
• Length: 8mm (0.3in)
• Yield stress (min): 450N/mm²
Pay attention to the fixing. Tightening
torque: 9Nm (±0.5Nm).
Fig. 25
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