Vollrath CT4-DUAL Wiring Diagram

Component Overview

This document provides the wiring diagram for the Vollrath CT4-DUAL conveyor toaster, detailing electrical connections for various components including heating elements, motors, power savers, fan controls, and terminal blocks.

Top Chamber Components

Top Chamber Heaters

TOP CHAMBER - TOP HEAT (240Ω)
TOP CHAMBER - BOTTOM HEAT (240Ω)

Top Chamber Power Saver

Top Speed Control

Top Chamber Motor

Bottom Chamber Components

Bottom Chamber Heaters

BOTTOM CHAMBER - TOP HEAT (250Ω)
BOTTOM CHAMBER - BOTTOM HEAT (270Ω)

Bottom Chamber Power Saver

Bottom Speed Control

Bottom Chamber Motor

Shared Components

Fan Motor

Fan Switch

Reset Button

Power Cord

Terminal Blocks

Connections to various terminal blocks are detailed below:

Terminal Block #1 (5 Position)

Position	Connection
5	TOP CHAMBER L2
6	TOP CHAMBER H1
7	TOP CHAMBER H2
8	TOP CHAMBER 2
8	TOP CHAMBER 10

Terminal Block #2 (5 Position)

Position	Connection
TM SC	TOP CHAMBER POWER SAVER
SC 10	TOP CHAMBER POWER SAVER
4	TOP CHAMBER POWER SAVER
26	TOP CHAMBER POWER SAVER
25	TOP CHAMBER POWER SAVER

Terminal Block #3 (5 Position)

Position	Connection
29	BOTTOM CHAMBER L2
30	BOTTOM CHAMBER H1
31	BOTTOM CHAMBER H2
32	BOTTOM CHAMBER 34
35	BOTTOM CHAMBER 34

Terminal Block #4 (5 Position)

Position	Connection
BM SC	BOTTOM CHAMBER POWER SAVER
SC 34	BOTTOM CHAMBER POWER SAVER
4	BOTTOM CHAMBER POWER SAVER
20	BOTTOM CHAMBER POWER SAVER
17	BOTTOM CHAMBER POWER SAVER

Terminal Block #5 (5 Position)

Position	Connection
12	FAN MOTOR
15	FAN MOTOR
16 FM	FAN MOTOR
17	FAN MOTOR
18	FAN MOTOR
19	FAN MOTOR
14	FAN MOTOR
20	FAN MOTOR
21 FM	FAN MOTOR
22	FAN MOTOR

Wiring Details

Specific wire connections between components and terminal blocks:

Top Chamber Heaters: TOP HEAT (240Ω) connects to Terminal Block #1 Positions 5 and 6. BOTTOM HEAT (240Ω) connects to Terminal Block #1 Positions 7 and 8.
Bottom Chamber Heaters: TOP HEAT (250Ω) connects to Terminal Block #3 Positions 29 and 30. BOTTOM HEAT (270Ω) connects to Terminal Block #3 Positions 31 and 32.
Top Chamber Power Saver: Connected via WIRE #2 (b) and WIRE #4 (1) to Terminal Block #2.
Bottom Chamber Power Saver: Connected via WIRE #1 (d) and WIRE #3 (4) to Terminal Block #4.
Fan Motor: Connected to Terminal Block #5 via multiple positions (12, 15, 16 FM, 17, 18, 19, 14, 20, 21 FM, 22).
Power Cord: Connects to L1, L2, and G (Ground ⏚) terminals.

Power Saver Electrical Layout

The diagram shows the following connections for the power saver unit, indicating terminals and associated settings:

Wire	Terminal Label	Associated Settings
WIRE #2 (b)	b	0°, 90°, 180°, 270°, Clockwise
WIRE #4 (1)	1	0°, 90°, 180°, 270°, Clockwise
WIRE #3 (4)	4	0°, 90°, 180°, 270°, Clockwise
WIRE #1 (d)	d	0°, 90°, 180°, 270°, Clockwise

Note: The diagram indicates "DO NOT USE" for certain wire connections on terminal blocks.

Control and Switch Connections

Top Speed Control: Connected to TOP CHAMBER MOTOR.
Bottom Speed Control: Connected to BOTTOM CHAMBER MOTOR.
Fan Switch: Connected to the FAN MOTOR circuit.
Reset Button: Included in the circuit.

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