TemperZone UC8 - Page 3

Temperzone UC8 Operation, OSA models with inverter, issue 1
Page 3 of 27
7. Dry mode (de-humidification) ............................................................................. 13
7.1. Dry mode and the SAT-3 thermostat ................................................................................ 13
7.2. Dry mode and the TZT-100 thermostat ............................................................................ 14
8. Indoor fan control ............................................................................................... 14
8.1. Indoor fan speed adjustment ............................................................................................ 15
8.2. Translation from 0-10V fan control input signal VF to a fan output signal ...................... 16
9. Display messages ................................................................................................. 17
10. Special modes ..................................................................................................... 19
10.1. Factory test mode: t .......................................................................................................... 20
10.2. Commissioning mode: c .................................................................................................... 20
10.3. Compressor selection mode: E ......................................................................................... 20
10.4. Supply-air temperature control option: Y ......................................................................... 20
10.5. Thermostat auto-on/off options: o ................................................................................... 21
11. Troubleshooting .................................................................................................. 22
11.1. Fault codes ........................................................................................................................ 22
11.2. Inverter fault codes ........................................................................................................... 24
12. UC8 controller circuit board specifications .......................................................... 25