I lost my instruction sheet and don't remember how to use the backtrack

This is the manual in .jpg/image form. Hope this helps for anyone still looking for the manual .

Here is the instruction sheet:

http://www.masterlock.com/pdfs/5400D_Instructions_Sheet.pdf

http://bushnell.com/products/gps/instruction-manuals/

ET160 is a UPM plug-in type digital timer
http://waterheatertimer.org/pdf/UPM-ET160-wall-timer.pdf

If you have problems with specific part of manual, add a comment and I will answer

visit bushnell.com there is an instruction manual on the website.

u have better to send it to a serrvice center

http://bushnell.com/products/gps/instruction-manuals/

I can send you one. Call Roy at 619-222-0481. Say it is a personal call regarding a lost manual.

Programming with Code Search

1. Manually turn on the device (TV, VCR, etc.) to be controlled.

2. Press and hold Code Search button until the red indicator stays on. Release the Code Search button.

3. Press and release the desired mode button (TV, VCR, etc.). The red indicator blink, then stays lit.

4. Press the Channel Up button repeatedly (up to 300 times) until the device could be controlled changes channel. The red indicator blinks, then stays lit. If you accidentally overshoot the code required, press the Channel Down button to backtrack through the library until the device changes channel. Pressing Channel Up changes direction to forward again. Press and release the Mute button to install the code.