This document is a maintenance manual for LG GR-S31NCKE.CMWPLGE refrigerator, which provides detailed instructions on how to use, maintain and repair the refrigerator.
This service manual covers essential safety and warning measures for repairing the LG GR‑S31NCKE CMWPLGE refrigerator, including precautions against electric shock and proper handling of components. It also lists the main specifications such as dimensions, weight, cooling system, and key parts.
The manual details the micro‑computer functions, fault diagnosis codes, test procedures, and circuit diagrams for power, oscillation, reset, and buzzer circuits. Sensor information and quick‑freeze operation are explained, helping technicians diagnose and service the unit efficiently. This manual is written in Chinese.
| Dimensions (W×D×H) | 630×640×1860 cm |
|---|---|
| Net weight | 89 kg |
| Freezer compartments | 3 |
| Cooling system | Direct cooling |
| Temperature control | Microcomputer control |
| Compressor type | P.T.C. start type |
| Refrigerant | R600a (62 g) |
| Condenser type | Linear type |
| Capillary tube | Z 0.83 |
Disconnect the power cord from the wall outlet and wait at least three minutes before starting work.
When power is restored, a 10 ms low‑voltage signal is applied to the reset terminal of the micro‑computer.