TE-WILBUR OPERATIONS MANUAL REV 002.22 4/27/2017
Tisch Environmental 1-TSP-AND-PM10 firstname.lastname@example.org www.tisch-env.com Page 122 of 185
13.7 UPS System Replacement
If the UPS needs replaced, perform the following:
The part number for the UPS module is TE-W-201.
WARNING – Before opening covers to perform maintenance, ensure unit is
powered down completely. To power down completely, remove mains power
and disconnect the battery at:
1. Remove both the upper and lower left plates using a phillips
2. The UPS module is located in the top left corner on the rear plate.
3. There are wires that enter on the top of the UPS and on the bottom of
4. On top there are (4) wires on TB2 terminals 1 through 4 that are the
alarm outputs for battery fail and battery discharge that route over to the
controller. Label each of these wires and unscrew the terminals and
remove the (4) top wires.