Thermador PRD486EDG Installation Instructions - Page 17

Step 6: Electrical Requirements, Connection & Grounding Dual Fuel models must be connected to the power supply utilizing one of the following methods. For all methods of connection, the length of the cord or conduit/wiring must allow the unit to be slid completely out of the cabinet without having to unplug or disconnect the unit from the power supply. Recommended minimum free length of cord or conduit is four feet. Electrical installations and grounding must be in accordance with all local codes and ordinances, and/or the National Electric Code, as applicable. • 4-CONDUCTOR CORD NORMALLY, A UNIT MUST BE CONNECTED TO THE Wiring for the unit is to be brought into the junction box FIG. 8 - Location of Junction through the conduit. The ends Box on dual fuel ranges POWER SUPPLY WITH A 3- of the wiring must have GAS SUPPLY ® POLE, 4-CONDUCTOR 1/4" faston closed-loop lugs CORD KIT RATED 125/250 attached, preferably soldered VOLTS, 50 AMPERES, AND in place. Make the connections MARKED FOR USE WITH to the terminal block provided. RANGES. The cord kit must Secure the ground lead to the be attached to the range junc- junction box with the screw Gas tion box with a strain relief which previously used to secure the supply will fit a 1" diameter hole. If not ground strap. Refer to Fig. 11. channel already equipped, the cord The free end of the conduit must have 1/4" faston closed- must be connected to a junc- loop lugs attached to the free tion box provided in the gas JUNCTION ends of the individual conduc- and electrical supply zone, as BOX tors, preferably soldered in shown in Figure 3A on Page 7. place. • 3-CONDUCTOR CORD - Flexible electrical conduit or 4-connector Appliance Cord • PERMANENT CONNECTION WHERE LOCAL CODES AND (HARD WIRING) - Units may ORDINANCES PERMIT be hard wired to the power GROUNDING THROUGH The cord kit must be attached supply. The installer must NEUTRAL, AND CONVER- to the range junction box with a provide approved flexible SION OF SUPPLY TO 4 strain relief which will fit a 1" aluminum conduit, 3/4" trade WIRE IS IMPRACTICAL, diameter hole. If not already size, maximum 6 feet long. UNIT MAY BE CONNECTED equipped, the cord must have Locate the junction box on the TO THE POWER SUPPLY 1/4" faston closed-loop lugs at- rear of the unit and remove WITH A 3-POLE, tached to the free ends of the cover. Refer to Fig.8. Remove 3-CONDUCTOR CORD KIT individual conductors, prefer- the ground strap retaining RATED 125/250 VOLTS, 50 ably soldered in place. screw and bend the ground AMPERES, AND MARKED strap up. Refer to Fig. 9. The FOR USE WITH RANGES. conduit must be installed to the junction box using an approved conduit connector. Installer - show the owner the location of the circuit breaker or fuse. Mark it for easy reference. 14