Purpose

This work instruction describes the process for repairing the Lid Switch of the E8 Fixed and the E8 Variable centrifuges. These instructions are valid for Revision K of both centrifuge models.

Required Equipment

• Lid Safety Switch (Part # 101281)
• Lid Switch Bracket (Part # 101282-B)
• RHBS; 18-8; No. 2; ½” Long; Self Tapping (Part # 101363)
• #4 x 0.25” Thread Rolling Screw (Part # 100088)
• #1 Philips Screw Driver
• Magnetic Bit Extension; 6”
• 10mm socket

Summary of Process

The procedure involves removing the centrifuge's rotor and base/motor assembly to gain access to the lid switch assembly. The existing lid switch is then removed and a new one is installed. Finally, the unit is reassembled and all functionalities are verified under normal laboratory conditions.