1. Introduzione
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your OLMO 18,000 BTU Ductless Mini Split Air Conditioner and Heat Pump. Please read this manual thoroughly before installation and use, and retain it for future reference.

Figure 1: OLMO 18,000 BTU Mini Split system with indoor unit, outdoor unit, remote, and app interface.
2. Informazioni sulla sicurezza
Always adhere to basic safety precautions to reduce the risk of fire, electric shock, or injury. This appliance is not intended for use by persons with reduced physical, sensory, or mental capabilities unless supervised or instructed concerning its use by a person responsible for their safety.
2.1 Sicurezza generale
- Installazione professionale richiesta: This is not a DIY system. Installation must be performed by a qualified HVAC technician in accordance with all local and national electrical and safety codes. Improper installation can result in electric shock, fire, water leakage, or other hazards.
- Sicurezza elettrica: Assicurarsi che l'unità sia collegata a un alimentatore correttamente collegato a terra con la tensione correttatage (230V). Do not operate with wet hands or in wet conditions.
- Refrigerante: This unit uses R-32 refrigerant. Only qualified personnel should handle refrigerant.
- Liquidazione: Mantenere uno spazio adeguato attorno alle unità interne ed esterne per garantire un corretto flusso d'aria e una corretta manutenzione.
- Pulizia: Scollegare l'alimentazione prima di effettuare la pulizia o la manutenzione.
3. Componenti del prodotto
Your OLMO Mini Split system includes the following main components and installation accessories:

Figure 2: Included components for the OLMO Mini Split system.
- Unità interna: Single-Zone Sierra Series wall-mount air handler.
- Outdoor Condenser: Pre-charged with R-32 refrigerant.
- Telecomando: Per un funzionamento conveniente.
- 16FT Insulated Copper Line Set: Pre-flared for easier connection.
- 16FT Communication Cable: For connecting indoor and outdoor units.
- 16FT Drainage Extension: Designed to prevent kinking.
- Piccoli accessori: Various parts for a complete installation.

Figure 3: Included rubberized drainage hose designed to prevent kinking.
4. Linee guida per l'installazione
The OLMO Mini Split system requires professional installation. The outdoor condenser comes pre-charged, and a 16-foot installation kit is included to facilitate the process. Ensure the installation site meets all requirements for proper drainage, electrical connections, and structural support.
4.1 Controlli pre-installazione
- Verify that the power supply matches the unit's requirements (230V).
- Ensure sufficient space for both indoor and outdoor units, allowing for proper airflow and maintenance access.
- Confirm that the wall or mounting surface for the indoor unit can support its weight.
4.2 Passaggi chiave per l'installazione (oltreview per Tecnico)
- Montare saldamente l'unità interna sulla parete.
- Install the outdoor condenser on a stable, level surface, ensuring proper vibration isolation.
- Connect the pre-flared copper line set between the indoor and outdoor units.
- Connect the communication cable and power wiring according to the wiring diagram.
- Install the drainage hose, ensuring a continuous downward slope for proper condensate removal.
- Evacuate the system using a vacuum pump to remove air and moisture.
- Open the refrigerant valves on the outdoor unit.
- Perform a leak check and test run the system.
5. Istruzioni per l'uso
Your OLMO Mini Split system offers various modes and features for optimal climate control. The unit can be operated using the included remote control or via the OLMO Remote App on your smartphone.
5.1 Funzionamento del telecomando
The remote control allows you to adjust temperature, change operating modes (Cool, Heat, Fan, Dry, Auto), set fan speed, and activate special features like Sleep Mode or Timer functions. Refer to the remote control's dedicated manual for detailed button functions.
5.2 Controllo intelligente tramite app
The system includes a Smart Kit, enabling control from anywhere using your smartphone and the OLMO Remote App. Download the app from your device's app store:

Figure 4: OLMO Remote App interface and download QR codes.
- App iOS: Download ConnectLife for iOS
- App Android: Download ConnectLife for Android
Follow the in-app instructions to connect your unit and access features such as remote temperature adjustment, mode selection, scheduling, and diagnostics.

Figure 5: OLMO Mini Split features for enhanced comfort and control.
5.3 Caratteristiche operative principali
- All-Season Comfort: Provides efficient heating and cooling across a wide temperature range.
- Funzionamento silenzioso: Designed for minimal noise during indoor performance.
- Modalità silenziosa: Reduces fan speed for ultra-quiet operation.
- Velocità variabile: Inverter technology adjusts compressor speed for precise temperature control and energy efficiency.
- Modalità risparmio: Adjusts temperature automatically for comfortable sleep and energy savings.
- Timer: Programmare l'unità affinché si accenda o si spenga a orari specifici.
- Louver Auto Swing: Automatically adjusts airflow direction for even distribution.
- Modalità autopulente: Helps prevent mold and bacteria growth on the indoor coil.
- Display a LED: Provides clear indication of settings and status.
6. Manutenzione
Regular maintenance ensures optimal performance and longevity of your OLMO Mini Split system. Always disconnect power to the unit before performing any maintenance.
6.1 Manutenzione dell'unità interna
- Pulizia del filtro dell'aria: The indoor unit's air filters should be cleaned every 2-4 weeks, or more frequently depending on usage and air quality. Gently remove the filters and wash them with lukewarm water and mild detergent. Allow them to dry completely before reinserting.
- Pulizia esterna: Pulire l'esterno dell'unità interna con un panno morbido e asciutto.amp stoffa. Non utilizzare prodotti chimici aggressivi o detergenti abrasivi.
6.2 Manutenzione dell'unità esterna
- Pulizia della bobina: Periodically inspect the outdoor coil for dirt, leaves, and debris. Carefully clean the coil with a soft brush or water hose. Avoid bending the fins.
- Liquidazione: Ensure that vegetation, snow, or other obstructions do not block airflow around the outdoor unit.
- Drenaggio: Controllare che la linea di scarico della condensa non sia ostruita.
7. Risoluzione Dei Problemi
Prima di contattare il supporto tecnico, riview i seguenti problemi comuni e le relative soluzioni:
| Problema | Possibile causa | Soluzione |
|---|---|---|
| L'unità non si accende | Nessuna corrente, interruttore automatico scattato, batterie del telecomando scariche. | Controllare l'alimentazione, ripristinare l'interruttore automatico, sostituire le batterie del telecomando. |
| Raffreddamento/riscaldamento insufficiente | Filtri dell'aria sporchi, unità esterna bloccata, impostazione della modalità errata, refrigerante basso. | Clean air filters, clear obstructions from outdoor unit, verify mode, contact technician for refrigerant check. |
| Rumore insolito | Parti allentate, ostruzione della ventola, rumore del flusso del refrigerante (normale). | Controllare che non vi siano parti allentate o ostruzioni. Se il rumore persiste o è forte, contattare un tecnico. |
| Perdita d'acqua dall'unità interna | Tubo di scarico bloccato, installazione non corretta. | Check and clear drain line. If issue persists, contact technician. |
If troubleshooting steps do not resolve the issue, please contact OLMO technical support.
8. Specifiche
The following table outlines the key specifications for the OLMO 18,000 BTU Ductless Mini Split Air Conditioner and Heat Pump (Model OS-18SRW-230VI & OS-SR18-230VO).

Figure 6: Comprehensive specifications for OLMO Mini Split models.
| Specificazione | Valore |
|---|---|
| Marca | OLMO |
| Informazioni sul modello | OS-18SRW-230VI & OS-SR18-230VO |
| Potenza di raffreddamento | 18,000 unità termiche britanniche (BTU) |
| Efficienza (SEER2) | 21 VEGGENTE2 |
| Capacità | 1.5 tonnellate |
| Voltage | 230 Volt (CA) |
| Refrigerante | R-32 |
| Tipo di installazione | Sistema diviso |
| Dimensioni del prodotto | 40 x 48 x 40 pollici (totale) |
| Caratteristiche speciali | Silent Mode, Variable Speed |
| Colore | Bianco |
9. Garanzia e supporto
Your OLMO Mini Split system is backed by a limited warranty:
- Compressore: 5 anni di garanzia limitata
- Parti: 2 anni di garanzia limitata

Figure 7: Product certifications and warranty information.
For technical assistance or warranty claims, free US-based technical support is available. Please refer to your purchase documentation for contact details or visit the official OLMO websito.





