3-05B2: Motor Circuit - Task 4 Installation Layout Drawing Task 4 Specification: Install a trip indicator unit (which can be another 230 V lamp). Position of items to be determined by your assessor. Carry out the installation to a good commercial standard and in accordance with BS 7671 and the IET OSG. Dimensions to fit local bay facilities/requirements. Inspect your work to cover: Erection methods, connection of conductors, correct connection of accessories and equipment. Carry out tests for continuity of protective conductor and insulation resistance. Record your results on the sheet provided. Ask your Assessor to check your circuit for correct operation. Perform functional testing.