Alpha Technologies 255A Bypass Switch - Manual (Page 18)

0200018-J0 Rev C 16
The NORMAL/ BYPASS switch position cannot be changed if power is not present from either power
source. Use the following procedure to release the bypass switch solenoid if a situation arises where all
power is lost and it is necessary to change the position of the switch.
1. Release the solenoid by inserting a non-conductive device (plastic pen, e.g ), into the hole in the
bottom of the switch mount.
2. Listen for the audible click of the solenoid as it releases.
3. Reposition the switch.
Pen or
other non-
conducting
device
Hole in the
bottom of the
switch mount
Figure 10 — Manual release of bypass switch solenoid
WARNING!
Do NOT perform this procedure if power is present at the switch.
8. Troubleshooting
8.1 Manual Release of Bypass Switch Solenoid