Introducció
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your Hitachi 1.5 Ton 3 Star Hot & Cold Inverter Split AC, model RSQG318HGXA. Please read this manual thoroughly before using the air conditioner and retain it for future reference.
Configuració i instal·lació
Desembalatge i components
Desembaleu amb cura tots els components i assegureu-vos que hi hagi els elements següents:
- 1 unitat interior
- 1 Unitat exterior
- Inter Connecting Copper Pipe (3m / 9.84 ft length)
- 1 Control remot
- 1 User Manual & Warranty Card
- 2 Batteries for Remote Control
Dimensions de la unitat
Refer to the diagram below for the dimensions of the indoor and outdoor units to ensure proper placement and installation.

Figura 1: Indoor and Outdoor Unit Dimensions. The indoor unit measures 96.8 cm (width) x 29.4 cm (height) x 24 cm (depth). The outdoor unit measures 75 cm (width) x 54.8 cm (height) x 28.8 cm (depth).
Pautes d'instal·lació
This is a split-system air conditioner requiring professional installation. Ensure the installation area meets the minimum width requirement of 96 cm for the indoor unit. The copper condenser coil ensures better cooling and requires low maintenance. Always ensure proper grounding and electrical connections are made by a qualified technician.
Instruccions de funcionament
Control remot
The air conditioner is controlled via the provided remote control. Familiarize yourself with the buttons for power, mode selection (Cool, Heat, Fan, Dry), temperature adjustment, fan speed, and special features.
Modes de funcionament i característiques
- Hot & Cold Function: This AC provides both heating and cooling capabilities, making it suitable for year-round use. It operates effectively within an ambient temperature range of -15°C to 52°C.

Figura 2: Hot & Cold Functionality. The unit delivers warm air in winters and cool air in summers, adapting to a wide range of outdoor temperatures.
- Expandable Technology: Hitachi Expandable ACs can increase their capacity under adverse temperature conditions. This technology helps to reduce humidity levels inside the room and achieve the desired temperature more quickly.

Figura 3: Expandable Technology. This feature allows the AC to adjust its capacity to maintain comfort even in challenging weather conditions.
- Tecnologia de sensors Penta: This intelligent technology utilizes an advanced microcontroller and five sensors (Room Temperature, Ambient Temperature, Compressor Protection, Defrost, Motor Overload) to optimize cooling performance in varying load conditions and protect critical components.

Figura 4: Penta Sensor Technology. This system ensures perfect cooling in extreme summer conditions and protects the AC's vital parts.
- Disseny tropical: Engineered to perform efficiently in high ambient temperatures, this AC is designed to operate effectively up to 52°C.

Figura 5: Tropical Design. Ensures reliable performance even in very hot climates.
- 100% Cooling at 43°C: The unit is capable of delivering its full cooling capacity even when the outdoor temperature reaches 43°C.

Figura 6: 100% Cooling at 43°C. Maintains comfort during peak summer heat.
- Aire silenciós: Designed for quiet operation, minimizing noise disturbance.

Figura 7: Silent Air. Enjoy a peaceful environment with reduced operational noise.
- Odour-Free Air: The AC is equipped with features to ensure the air circulated is free from unpleasant odors.

Figura 8: Odour-Free Air. Promotes a fresh and clean indoor atmosphere.
Manteniment
Indicador de neteja del filtre
The unit features a Filter Clean Indicator that alerts you when the air filter requires cleaning. Regularly cleaning the filter is crucial for maintaining air quality and the efficiency of the AC.

Figura 9: Filter Clean Indicator. A visual cue for timely filter maintenance.
General Cleaning and Care
- Filtre d'aire: Clean the air filter regularly (e.g., every two weeks or when indicated) to ensure optimal airflow and cooling/heating performance. Refer to the detailed cleaning instructions in the included user manual.
- Unitat exterior: Keep the outdoor unit clear of obstructions, dust, and debris to ensure proper heat exchange.
- Unitat interior: Wipe the surface of the indoor unit with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- Serpentina de condensador de coure: The 100% copper condenser coil is designed for durability and requires minimal maintenance. However, periodic professional inspection is recommended.

Figura 10: 100% Inner Grooved Copper Tube. Enhances heat transfer efficiency and durability.
Resolució de problemes
If you encounter any issues with your Hitachi AC, please refer to the following basic troubleshooting steps before contacting customer service.
- AC not turning on: Check if the power cord is securely plugged in and if the circuit breaker has tripped. Ensure batteries in the remote control are functional.
- Refrigeració/calefacció insuficient: Verify that the correct mode is selected and the temperature setting is appropriate. Clean the air filter if it is dirty. Ensure no obstructions are blocking the indoor or outdoor units.
- Sorolls inusuals: Minor operational sounds are normal. If you hear loud or unusual noises, turn off the unit and contact customer support.
- Fuga d'aigua: Check if the drain hose is properly connected and not blocked. Ensure the indoor unit is installed level.
For complex issues or if troubleshooting steps do not resolve the problem, please contact Hitachi customer support.
Especificacions
| Característica | Detall |
|---|---|
| Marca | Hitachi |
| Número de model | 3100HP RSQG318HGXA |
| Capacitat | 1.5 tones |
| Potència de refrigeració | 17400 unitats tèrmiques britàniques |
| Qualificació energètica | 3 Star (BEE 2025 guidelines) |
| ISEER Value | 3.80 |
| Consum anual d'energia | 1040.2 unitats |
| Refrigerant | R-32 (Environmental Friendly) |
| Nivell de soroll | 33 decibels |
| Dimensions de la unitat interior (amplada x alçada x profunditat) | 96.8 cm x 29.4 cm x 24 cm |
| Dimensions de la unitat exterior (amplada x alçada x profunditat) | 75 cm x 54.8 cm x 28.8 cm |
| Pes de la unitat interior | 11.2 Kg |
| Pes de la unitat exterior | 34 Kg |
| Voltage | 230 Volts |
| Wattage | 1847 watts |
| Tipus de compressor | Tropical Twin Rotary Inverter |
| Material bàsic | 100% coure |
| Tipus de filtre | Pre-Filtre |
| Mètode de control | Control remot |
| Mida de l'habitació aplicable | 111 to 150 sq.ft |
Garantia i Suport
Informació de la garantia
Your Hitachi AC comes with the following warranty:
- Garantia completa del producte: 5 Anys
- Garantia del compressor: 10 Anys
- Garantia de la PCB/controlador: 5 Anys
Please retain your purchase invoice for warranty claims. The warranty is subject to terms and conditions outlined in the warranty card included with your product.
Atenció al client
Per a qualsevol consulta, sol·licitud de servei o assistència tècnica, poseu-vos en contacte amb el servei d'atenció al client de Hitachi:
- Número d'atenció al client: 7567884848
- Correu electrònic: customercare@jci-hitachi.com
- Adreça del fabricant: Bosch Home Comfort India Limited, Hitachi Complex, Karannagar, Kadi. Dist. Mehsana- 382715. Gujarat. India.





