Issued 3-03 (PDF Rev. 10-07). Specifications and availability subject to change. on the front of the unit, with permanent schematic markings. Barrier.121 Minuterie dégivrage. 122 Moteur ventilateur compartiment surgelés Deepfreeze®. 123 Thermostat. 124 Relais (normalement ouvert). 125 Compresseur. 2019 - Découvrez le tableau "Schéma de câblage électrique" de Chahra sur Pinterest. Cours électricité de bâtiment à télécharger en pdf. More information. RZ307 SMART TIMER INSTALLATION. 1. Connect black and blue wires as shown in the diagram. Cap the red wire. 2. Depending upon line voltage, Bottom knob:- This knob selects 1 of the 13 functions as mentioned next in each timing diagram. ** The timer adjustments/programming must be made in the power Schematic Diagram. 1. An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,.