Manual for 15087

Basic Operation

The GE Time Switch is a universal electromechanical timer that can be field configured for various power supply voltages (120VAC, 208/240VAC, 277VAC). It is designed for controlling lighting, heating, air conditioning, pumps, motors, and other electrical circuits in residential, commercial, industrial, and agricultural facilities. Programming the Timer:

1. Ensure all segments on the timer dial are pushed up.
2. Push down the segments that fall on or within the desired ON time period.
3. Push down segments for the desired OFF time period.
4. Rotate the dial clockwise until the pointer indicates the current time.

Manual Control:

The master switch allows manual override:

• TIMER: Engages programmed schedule.
• OFF: Turns the controlled load OFF.
• ON: Turns the controlled load ON.

Indicators:

• Power LED (Orange): Illuminates when power is applied to the timer.
• Status LED (Green): Illuminates when power is applied to the load.

Important Notes:

• Always turn off power at the main panel before installation or servicing.
• Use only copper conductors.
• Refer to the Quick Start Guide for detailed examples and more information.