LG Therma V CH232 fault code
LG Therma V heat pumps
What it means
Flow sensor damaged
The electronic flow sensor reads out of range.
UK models this code applies to
From the LG service literature we hold (LG AWHP Service Manual MFL68682007 (© 2020, R32 Therma V) — error codes + component tables; scope: code SET & fan figure whole-range, compressor winding confirmed 12/14/16 kW, thermistor tables part-level) — not a scraped list.
Therma V Monobloc S 5.5 kW (HM051MR U44)Therma V Monobloc S 7 kW (HM071MR U44)Therma V Monobloc S 9 kW (HM091MR U44)Therma V Monobloc S 12 kW (HM121MR U34)Therma V Monobloc S 14 kW (HM141MR U34)Therma V Monobloc S 16 kW (HM161MR U34)Therma V Monobloc S 12 kW 3-phase (HM123MR U34)Therma V Monobloc S 14 kW 3-phase (HM143MR U34)Therma V Monobloc S 16 kW 3-phase (HM163MR U34)
Now the harder half: proving what caused it
CH232 names a symptom, not a root cause. In the app, the same code opens a guided investigation: what to measure first, the expected values for your exact model, and an honest verdict — including “nothing in this machine is broken” when that's what the readings say.
Chase this code in the app →