LG LDTH555N
✓ VERIFIEDDishwasher2024–PRESENT
LG LDTH555N maintenance schedule and special situations.
Maintenance schedule
| Item | Interval | Owner action |
|---|---|---|
| Check drain air gap or disposal | Check the drain air gap or disposal for a blockage and clear it according to the manual and the fitted device’s instructions. | |
| Clean filters; 1 - 3 loads/week; If you do not scrape or rinse dishes before loading | Once a month | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 1 - 3 loads/week; If you only scrape dishes before loading | Four times a year | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 1 - 3 loads/week; If you scrape and rinse dishes before loading | Once a year | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 1 - 3 loads/week; If you wash dishes before loading | Every 6 months | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 13 - 14 loads/week; If you do not scrape or rinse dishes before loading | Twice a week | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 13 - 14 loads/week; If you only scrape dishes before loading | Every 1.5 months | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 13 - 14 loads/week; If you scrape and rinse dishes before loading | Every 6 months | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 13 - 14 loads/week; If you wash dishes before loading | Every 6 months | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 4 - 7 loads/week; If you do not scrape or rinse dishes before loading | Twice a month(every 15 days) | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 4 - 7 loads/week; If you only scrape dishes before loading | Four times a year | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 4 - 7 loads/week; If you scrape and rinse dishes before loading | Once a year | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 4 - 7 loads/week; If you wash dishes before loading | Every 6 months | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 8 - 12 loads/week; If you do not scrape or rinse dishes before loading | Every week | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 8 - 12 loads/week; If you only scrape dishes before loading | Every 1.5 months | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 8 - 12 loads/week; If you scrape and rinse dishes before loading | Every 6 months | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
| Clean filters; 8 - 12 loads/week; If you wash dishes before loading | Every 6 months | Remove, clean, reassemble and lock the filter assembly using the owner-manual procedure for this model. |
Special situations
| Item | Interval | Owner action |
|---|---|---|
| Clean exterior | Wipe the exterior with the cleaning materials permitted by this manual; protect the controls from liquid. | |
| Clean filters | Remove and clean the filter assembly as instructed, clear foreign material, and lock the reassembled filters securely in place. | |
| Clean interior | Use the interior-cleaning method stated in this manual to remove residue; do not mix cleaning chemicals. | |
| Clean spray arms | Clear blocked spray holes and reinstall the arms using the manual’s removal and locking method; verify free rotation. | |
| Refill rinse aid | Refill the rinse-aid dispenser when the manual’s low-level indication appears, using the specified filling method. | |
| Seasonal maintenance and storage | For extended absence, follow the manual’s water and power shutdown instructions; use qualified service personnel for winterization when specified. |
ApplianceEdge assessments — lifespans, repair values, and reliability notes — are our editorial opinions, built from documented third-party sources: owner reports, industry pricing data, manufacturer literature, and official records. They describe patterns across a product family, not any individual machine; your experience may differ. Recall information links directly to official CPSC notices. We accept no payment from manufacturers, and no brand influences what we publish.