INSTALLATION Step 1: Prepare Wirebox for Conduit Fittings and Bushings The default conduit size is 3/4 in (21 mm). 1 in (27 mm) conduit is acceptable if needed. fittings and conduit size, prepare the wirebox. Based on • For top or bottom entry: Manually remove the conduit plug. • For rear entry: Drill with 1-1/8 in (29 mm) step bit to prepare wirebox for fittings. Table 1. For 3/4 in (21 mm) Conduit Top Entry Bottom Entry Rear Left Entry Rear Right Entry 1-1/8 in (29 mm) 1-1/8 in (29 mm) Table 2. For 1 in (27 mm) Conduit Top Entry Bottom Entry Rear Left Entry Rear Right Entry Do not expand. 1-3/8 in (35 mm) 1-3/8 in (35 mm) 1-3/8 in (35 mm) NOTE: For 1 in (27 mm) rear and bottom entry options, drill with 1-3/8 in (35 mm) step bit to prepare wirebox for fittings. 16 Gen 3 Wall Connector Manual