Open following link for large print instructions, and specific wiring step.
Read the additional help for step by step action.
http://waterheatertimer.org/Program-wire-Utilitec-0192773.html#wiringThe 'wire from fixture' means the wire that goes to the light.
One of the two wires that previously connected to switch is 'wire from fixture.'
The wire that goes to light will not show any power when it is disconnected from switch, and will not test positive or negative.
Single phase household electricity does not test positive or negative.
Household electricity is AC current which means the electricity is an oscillating wave that reverses direction
either 50 or 60 times per second, depending on which country you reside.
For example each electrical appliance, like TV or treadmill, has small rating sticker, and in US, the rating sticker will show 60Hz. This is 60 cycles per second. A 60Hz appliance will not work in India or New Zealand or other countries that have 50Hz electricity.
Batteries are DC current and will test positive or negative.
Household electricity is AC current and does not test
positive or negative.
Open following link for general illustration of household wiring:
http://waterheatertimer.org/See-inside-main-breaker-box.html
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