1. Rhagymadrodd
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your SHARP 1.5 Ton Inverter Split Air Conditioner, model AH-SI18V3B-SC. Please read this manual thoroughly before using the appliance and retain it for future reference.
Gwybodaeth Diogelwch
- Ensure the AC is installed by a qualified technician.
- Do not attempt to repair or modify the unit yourself.
- Cadwch blant ac anifeiliaid anwes i ffwrdd o'r uned awyr agored.
- Do not block the air inlets or outlets of the indoor or outdoor units.
- Datgysylltwch y pŵer cyn glanhau neu wneud gwaith cynnal a chadw.
2. Cynnyrch Drosview a Nodweddion Allweddol
The SHARP AH-SI18V3B-SC is a 1.5 Ton 3 Star Inverter Split AC designed for efficient and reliable cooling. It incorporates several advanced technologies to enhance user comfort and product longevity.

Figure 2.1: Key features of the SHARP AH-SI18V3B-SC AC.
Nodweddion Allweddol:
- Hi-Tech Inverter Technology: Yn darparu rheolaeth tymheredd effeithlon o ran ynni a manwl gywir.
- Oeri Trawsnewidiol 7-mewn-1: Offers flexible cooling capacities to suit various needs and save energy.
- Technoleg Turbo Cool: Rapidly cools the room for instant comfort.
- Gorchudd Esgyll Aur Gwrth-Cyrydol: Protects the evaporator and condenser coils from corrosion, extending the unit's lifespan.
- Technoleg Cotio Nano: Enhances durability and heat exchange efficiency.
- Cyflyrwyr Aer Dyletswydd Trwm: Designed to operate effectively in extreme temperatures up to 55°C.
- Japan Quality 7 Shields: Provides protection against fire, lightning, voltage fluctuations, vibration, squall, physical damage, and corrosion.
- Hunan-ddiagnosis: Automatically detects and displays error codes for easier troubleshooting.
- Auto-Restart with Memory: Restores previous settings after a power outage.
- PM 0.1 Health Filter: Filters out fine particulate matter for cleaner air.
- Perfformiad Di-Sŵn: Engineered for quiet operation.
- Eco-Friendly Refrigerant (R-32): Utilizes R-32 refrigerant, which has a lower environmental impact.
3. Gosod a Gosod
Proper installation is crucial for the performance and longevity of your air conditioner. It is highly recommended that installation be performed by a certified SHARP service technician.
Cydrannau wedi'u Cynnwys:
- 1N Indoor Unit
- 1N Outdoor Unit
- Pecyn Gosod 1N
- 1N Rheolaeth Anghysbell
- 1N User Manual (this document)
Dimensiynau Uned:

Figure 3.1: Dimensions of the indoor and outdoor units.
- Indoor Unit (D x W x H): 90D x 29.4W x 20.6H Centimetrau
- Outdoor Unit (Approximate): Refer to installation diagram for precise measurements.
Canllawiau Gosod:
- Dewis Safle: Choose a location for both indoor and outdoor units that allows for proper airflow, drainage, and easy access for maintenance. Avoid direct sunlight or heat sources for the outdoor unit.
- Mowntio: Securely mount the indoor unit on a wall and the outdoor unit on a stable surface or wall bracket, ensuring proper vibration isolation.
- Pibellau Oergell: Connect the refrigerant lines between the indoor and outdoor units, ensuring no leaks. The system uses R-32 refrigerant.
- Gwifrau Trydanol: Connect the power supply and communication wiring according to local electrical codes and the wiring diagram provided in the installation manual (separate document). Ensure proper grounding.
- Draenio: Install the drain pipe for the indoor unit to ensure proper condensation removal.
- Vacuuming and Test Run: Evacuate the refrigerant lines to remove moisture and air, then perform a test run to verify proper operation and check for any issues.
4. Cyfarwyddiadau Gweithredu
Your SHARP AC is controlled primarily by the included remote control. Familiarize yourself with its functions for optimal use.
Swyddogaethau rheoli o bell:
The remote control allows you to power on/off, select operating modes, adjust temperature, fan speed, and activate special features. Refer to the remote control diagram in the separate remote control manual for detailed button functions.
Dulliau Gweithredu:
- Modd Cŵl: Yn darparu oeri i ostwng tymheredd yr ystafell.
- Modd Fan: Yn cylchredeg aer heb oeri.
- Modd Sych: Yn lleihau'r lleithder yn yr ystafell.
- Modd Auto: Yn dewis y modd priodol yn awtomatig yn seiliedig ar dymheredd yr ystafell.
- Modd Turbo: Activates maximum cooling power for rapid temperature reduction.

Figure 4.1: Turbo Cool Technology for rapid cooling.
7-in-1 Convertible Cooling Technology:
This feature allows you to adjust the cooling capacity of the AC to match your specific needs, optimizing energy consumption. You can select from various percentages of cooling capacity:

Figure 4.2: 7-in-1 Convertible Cooling Modes.
- 50% ECO: For minimal cooling and maximum energy saving.
- 60% SOLO: Ideal for single-person use or smaller spaces.
- 70% FOCUS: Balanced cooling for moderate conditions.
- 80% RELAX: Comfortable cooling for general use.
- 90% CHILL: Stronger cooling for warmer days.
- 100% REGULAR: Standard cooling capacity.
- 110% PARTY: Boosted cooling for quick temperature drops or larger gatherings.
Airflow and Filtration:
The unit features a long airflow design and advanced filtration for improved air quality.

Figure 4.3: 18-meter Long Airflow.

Figure 4.4: 0.1 PM Health Filters.
5. cynnal
Mae cynnal a chadw rheolaidd yn sicrhau perfformiad gorau posibl, effeithlonrwydd ynni, ac yn ymestyn oes eich cyflyrydd aer. Datgysylltwch y pŵer bob amser cyn gwneud unrhyw waith cynnal a chadw.
Glanhau hidlydd:
- Agorwch banel blaen yr uned dan do.
- Carefully remove the air filters (including the PM 0.1 filter).
- Glanhewch y hidlwyr gan ddefnyddio sugnwr llwch neu golchwch nhw gyda dŵr llugoer a glanedydd ysgafn.
- Rinsiwch yn drylwyr a gadewch iddynt sychu'n llwyr mewn man cysgodol cyn eu hail-osod.
- Amlder: Clean filters every two weeks or more frequently if the environment is dusty.
Glanhau cyffredinol:
- Sychwch du allan yr uned dan do gyda lliain meddal, damp brethyn. Peidiwch â defnyddio cemegau llym na glanhawyr sgraffiniol.
- Ensure the outdoor unit's coils are free from debris, leaves, and dust. This can be done by gently brushing or using a low-pressure water spray.
Gwasanaethu Proffesiynol:
It is recommended to have your AC professionally serviced at least once a year, preferably before the cooling season. A professional technician can check refrigerant levels, clean coils, inspect electrical connections, and ensure all components are functioning correctly.
6. Datrys Problemau
Before contacting customer support, please refer to the following common issues and their solutions. Your unit also features a Self-Diagnosis function that displays error codes.
Problemau ac Atebion Cyffredin:
| Problem | Achos Posibl | Ateb |
|---|---|---|
| AC does not turn on | Dim pŵer, batris y teclyn rheoli o bell yn isel, torrwr cylched wedi'i droi. | Gwiriwch y cyflenwad pŵer, ailosodwch y batris o bell, ailosodwch y torrwr cylched. |
| Oeri annigonol | Hidlwyr aer budr, uned awyr agored wedi'i blocio, modd anghywir wedi'i ddewis, ystafell yn rhy fawr. | Clean filters, clear obstructions from outdoor unit, select Cool mode, ensure room size matches capacity. |
| Gollyngiad dŵr o'r uned dan do | Pibell draenio wedi'i rhwystro, gosodiad amhriodol. | Clear drain pipe obstruction. If issue persists, contact service. |
| Swn anarferol | Rhannau rhydd, gwrthrychau tramor, problem gyda'r cywasgydd. | Turn off unit and inspect for loose parts or objects. If noise is from compressor, contact service. |
| Rheolaeth bell ddim yn gweithio | Dead batteries, obstruction between remote and AC. | Replace batteries, ensure clear line of sight to indoor unit. |
If the problem persists after attempting these solutions, or if an error code is displayed, please contact SHARP customer support.
7. manylebau
Detailed technical specifications for the SHARP AH-SI18V3B-SC Inverter Split AC.
| Manyleb | Manylyn |
|---|---|
| Brand | RHYFEDD |
| Enw Model | Plasma Chill |
| Rhif Model | AH-SI18V3B-SC |
| Gallu | 1.5 Tunell |
| Sgôr Seren BEE | 3 Seren |
| Pŵer Oeri | 4.7 cilowat |
| Defnydd Ynni Blynyddol | 946.17 Cilowat Awr y Flwyddyn |
| Cymhareb Effeithlonrwydd Ynni Tymhorol (SEER) | 3.85 |
| Lefel Sŵn | 35.2 Desibel |
| Oergell | R-32 |
| Math Hidlo | PM 0.1 filter |
| Math Gwrthdröydd | Has Inverter |
| Math Gosod | System Hollti |
| Math Cywasgydd | Sgrolio Cylchdroi |
| Deunydd Craidd | Copr |
| Cyftage | 230 folt |
| Wattage | 1579 Wat |
| Product Dimensions (Indoor Unit D x W x H) | 90D x 29.4W x 20.6H Centimetrau |
| Pwysau Eitem | 34.5 Kilograms (Total, likely outdoor unit) |
| Dull Rheoli | Rheolaeth Anghysbell |
| Math o Ystafell | Bedroom (suitable for multiple room types) |
| Cwmpas Arwynebedd Llawr | 150 troedfedd sgwâr |
| Nodweddion Arbennig | Air Purification Filter, Auto restart, Inverter Compressor, Self cleaning, Turbo Mode, 7-in-1 Convertible, Anti-Corrosive Gold Fin Coating |

Figure 7.1: Energy Efficiency Guide and Copper Coil indication.
8. Gwarant a Chefnogaeth
Gwybodaeth Gwarant:
Your SHARP AH-SI18V3B-SC Air Conditioner comes with the following warranty:
- Gwarant Gwneuthurwr Blwyddyn ar y cynnyrch cyfan.
- Gwarant 5 Flwyddyn on the PCB (Printed Circuit Board).
- Gwarant 10 Flwyddyn on the Compressor.
Please retain your purchase receipt for warranty claims. The warranty covers manufacturing defects and does not cover damage due to improper installation, misuse, or lack of maintenance.
Cefnogaeth i Gwsmeriaid:
For any queries, service requests, or technical assistance, please contact SHARP customer support:
- Di-doll: 1800-419-4322
- E-bost: cefnogaeth@sharp-oa.com
- Gwneuthurwr / Mewnforiwr: Sharp Business Systems (India) Private Limited, Plot Rhif 51, Llawr Cyntaf, Ystâd Ddiwydiannol Okhla, Cyfnod III, New Delhi- 110020.