LG PREMTB10U Programmable Thermostat Instruction Manual
| General | Details |
|---|---|
| Name | LG PREMTB10U Programmable Thermostat Instruction Manual |
| Make | LG |
| Language | English |
| Filetype | PDF (Download) |
| File size | 4.55 MB |
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LG PREMTB10U Manual: Questions and Answers
How do I enter installer mode on the LG PREMTB10U thermostat?
Press and hold the button for 3 seconds to enter installer setup mode.
- Hold the button for exactly 3 seconds.
- Function code will display on the LCD screen bottom.
- You can now access detailed thermostat settings. Instruction Manual, p. 63
What is the temperature range for the LG PREMTB10U?
60~86 °F / 16~30 °C, or 40~99 °F / 4~37.5 °C depending on function code 31 setting. Instruction Manual, p. 64
Can the LG PREMTB10U operate in heating mode?
Yes, function code 01 (Test Run) supports both cooling and heating modes. Instruction Manual, p. 65
What does the sleep indication mean on the LG PREMTB10U display?
Sleep reservation has been set up. The unit will operate in sleep drive and stop after your programmed time. Instruction Manual, p. 40
What's the difference between sleep reservation and weekly reservation on the LG PREMTB10U?
Sleep reservation runs the unit for a set period then stops. Weekly reservation sets individual daily schedules for each day of the week. Instruction Manual, p. 40
How do I activate set back mode on the LG PREMTB10U?
Press the set back button to activate set back operation, which reverts to the last unoccupied schedule. Instruction Manual, p. 20
What does the HL lock symbol mean on the LG PREMTB10U display?
HL lock appears when set back mode is active. It indicates the thermostat is locked in set back operation. Instruction Manual, p. 22
How do I cancel Hold mode on the LG PREMTB10U thermostat?
Press and hold the Hold button for three seconds while in Hold mode to deactivate it.
- Press the Hold button for 3 seconds while in Hold mode Instruction Manual, p. 21
Where are the separating holes on this thermostat?
At the lower part of the unit. Insert a screwdriver into each hole and twist to release it from the backplate. Instruction Manual, p. 59
Where do the terminal blocks connect on the LG PREMTB10U?
Yellow (signal), red (12V), and black (GND) terminals on the thermostat's PCB connect to YL, RD, and BK terminals on the indoor unit's C/BOX. Instruction Manual, p. 60
Why won't the thermostat communicate with the indoor unit?
Check that terminal screws are tight and wires have full contact. Do not install cable longer than 164 ft, as this causes communication error.
- Verify each wire is securely fastened under its screw terminal
- Confirm wires do not touch each other
- Ensure cable length does not exceed 164 ft (50 m) Instruction Manual, p. 60
