Bosch TW Series - UPM Board LED Indications

Troubleshooting | 25TW Series Water to Water
6720220047 (2016/02)Revised 02-16
ELECTRICAL DATA TABLE
Models
Voltage
Code
Rated
Voltage
Voltage
Min/
Max
Compressor
QTY RLA LRA
Min
Circuit
Amps
Max
Fuse/
HACR
TW025 1 208-230/60/1 197/253 1 11.7 58.3 14.6 25
TW035 1 208-230/60/1 197/253 1 15.3 83.0 19.1 30
TW049 1 208-230/60/1 197/253 1 21.2 104.0 26.5 45
TW061 1 208-230/60/1 197/253 1 27.1 152.9 33.9 60
TW071 1 208-230/60/2 197/254 1 29.7 179.2 37.1 60
TW122 1 208-230/60/1 197/253 2 28.3 178.0 63.7 90
UPM Board LED Indications
Indication
Color
Blinks Description
GREEN Solid 18-30 VAC Power is present
RED 1 High pressure lockout
RED 2 Low pressure lockout
RED 3 Freeze sensor lockout
RED 4 Condensate overflow
RED 5 Brownout
RED 6 Evaporator Freeze condition