Viessmann · Mini-split

LH00 Speed limited by indoor coil temperature

Menu / mode display Viessmann DLFSHB high wall indoor

What the display is showing

Compressor frequency limited by T2.

Applies to: DLFSHBH high wall indoor units 09-24K (Midea / Carrier / Viessmann) on DLC multi-zone or single-zone outdoor units

Models that show this code

5 models in Viessmann DLFSHB high wall indoor

DLFSHBH09XAKDLFSHBH12XAJDLFSHBH12XAKDLFSHBH18XAKDLFSHBH24XAK

Other codes on the same units

LC01 Speed limited by condenser temperature
LC02 Speed limited by discharge temperature
LC03 Speed limited by current
LC05 Speed limited by voltage
LC06 IPM high temperature / PFC frequency limit
LH07 Speed limited by remote
PC00 Inverter module (IPM) protection
PC0A Condenser high temperature protection

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Source: Carrier MS-DLFSHB-01 High Wall Ductless Service Manual (04/2021), Table 9 p.17. Summarized in our own words; check the original manual for your model.

For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.