LT1434CNR
LG LT1434CNR 13,000 BTU Wall Unit Repair
Most common issues on this model
- Cooling output on a larger sleeve unit
- Blower and fan motor operation
- Capacitor and compressor start
- Frozen coil and drain overflow
- Control board and sensor input
The LT1434CNR is an older LG wall air conditioner listed at 13,000/12,600 BTU with a cooling EER of 8.5. It is a legacy model, built for a universal wall sleeve, and its coil carries the Gold Fin anti-corrosion coating.
A mid-to-large wall unit like this is usually asked to cool a main living area. When it falls short, we measure the temperature drop across the coil, then check the filter, blower and drain. We also test the start capacitor and the compressor current, because an aging capacitor can be inexpensive to replace and brings back normal starting. The model and serial on the rating label let us match parts, and the price is given to you in writing before we start.
Key features
- Wall air conditioner at 13,000/12,600 BTU
- Cooling EER 8.5
- Fits a universal wall sleeve
- Gold Fin anti-corrosion coil
Error codes this model can show
Why are there two BTU numbers?
The listing gives 13,000/12,600 BTU, which are two ratings for one model line. Your unit's label shows the one that applies, and we use it when we check performance.
Does EER 8.5 mean the unit is wasting power?
It is a lower efficiency than newer units, which is typical for an older design. A clean coil and healthy fan help it reach its rated performance, so maintenance matters more than usual.
When is replacement better than repair?
When the sealed system has leaked or the chassis is badly corroded, replacement is often wiser. For capacitors, motors and boards, repair usually makes sense, and we tell you which case yours is.
Book repair for your LT1434CNR
Book in about a minute, or call the desk. Same-day windows inside the Loop on most days, next-day across the rest of Houston.