Electrical Requirements
To Connect Electrical Service To
The Tumbler
The following steps outline the procedure for connecting the electrical service to the tumbler.
NOTE: The wiring diagram is located in the junction or contactor box.1.Install a circuit breaker as close to the tumbler as possible. If more than one tumbler is being installed, a disconnect switch or circuit breaker should be provided for each. This will make it possible to disconnect each tumbler for maintenance purposes.
2.Connect the
3.Check the electrical service phase sequence (three phase only) as follows:
a.Energize the electrical service (on reversing tumblers, ensure nonreversing is selected) and momentarily start the tumbler. Check the direction of the cylinder rotation. If the cylinder rotates clockwise (viewed from the front), the phase sequence is correct. If the cylinder rotates counterclockwise, proceed with step b.
NOTE:When viewed from the front, the fan should rotate clockwise on 50 and 75 Pound models and counterclockwise on F75 models.
b.Disconnect and reverse any two service leads on the terminal block.
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