IOLMaster 700 Parts Removal Replacement3.2 Measurement Head3.2.1 Measurement Head Side CoversPrecondition: The instrument has been shut down and switched off.Procedure:1) Remove the front cover retaining ring byturning in an anticlockwise direction.See Fig. 1.Fig. 1 – Front cover ring2) To remove the left side cover (viewed frompatient side) insert a 2mm hex key into thethree apertures as shown in Fig. 2. Turnanticlockwise to open the fastener(DON’T OVERTURN – refer to Step 3 fordetailed information).Fig. 2 - measurement head side coversAperturesSM-30-4060 Confidential and Proprietary Service ManualVersion 03, 2014-10-13 3 - 3 Order No. 2075-325