Connection And Grounding - Thermador PD304 Installation Instructions Manual

Step 6: Electrical Requirements, Connection & Grounding
A 3- or 4-conductor supply may be connected to the
terminal block.
3-WIRE LEAD CONNECTION
1. Remove upper nuts only from the terminal block
studs. Do not remove nuts which secure range
internal wiring leads.
2. Secure the neutral, grounded wire of the supply
circuit, to the center stud of the terminal block
with nut. (See Fig. 11).
3. Secure the L1 (black) and L2 (red) power leads to
the outside terminal block studs (brass colored)
with nuts.
4. Tighten nuts securely.
4-WIRE CONNECTION
1. Remove upper nuts only from the terminal block
studs. Do not remove lower nuts which secure
range internal wiring leads.
2. Remove ground strap screw and bend the strap
up as shown in Fig. 12)
3. Secure the neutral wire to the center stud of the
terminal block with nut.
4. Secure the L1 (black) and L2 (red) power leads to
the outside terminal studs (brass colored) with
nuts.
5. Secure the bare copper ground lead to the
range chassis using the ground screw previously
used for the ground strap. Be sure that neutral
and ground terminals do not touch.
6. Tighten all connections securely.
Conductor Securement
FIG. 10
3 Wire Connection
FIG. 11
L1 Black
Ground Strap
FIG. 12
Bend Ground Strap Up
Secure Neutral Wire
FIG. 13
L1 Black
Page 17
Upper Nut
Cupped Washer
Supply Wire
Flat Washer
L2 Red
Neutral White
L2 Red
Ground Wire