8● Maintenance DYNACO USA
50 THE SAFEST CHOICE Slimline Series RevB.doc1
8.1.6 Motor and gear box.
• Condition of mountings.
• Condition of the electrical connections.
8.1.7 Infrared photoelectric cell
• Correct operation
• Correct adjustment
• Off switch underneath
8.1.8 WDD contact detector
• Condition of the battery (check by interrupting the movement of the door by holding the bottom
whilst it is closing.
• Switch off when the door is closed.
• Correct sensitivity.
8.2 Parts subject to wear.
• Curtain.
• Retaining straps on the sides.
• Motor/gear box.
• Bearings.
• Oilers (lubrication system).
• Side guides.