1. परिचय
Thank you for choosing the VEVOR 400 GPD Tankless 8-Stage Under-Sink Reverse Osmosis Water Filter System. This system is designed to provide high-quality purified water directly from your tap, offering advanced filtration and a compact, tankless design. Please read this manual thoroughly before installation and operation to ensure proper use and maintenance of your system.
2. सुरक्षा जानकारी
- चुहावट रोक्नको लागि सबै जडानहरू सुरक्षित छन् भनी सुनिश्चित गर्नुहोस्।
- Do not expose the system to freezing temperatures.
- Only use genuine VEVOR replacement filters.
- Disconnect power before performing any maintenance or filter changes.
- प्रणालीलाई प्रत्यक्ष सूर्यको किरण र ताप स्रोतहरूबाट टाढा राख्नुहोस्।
- यो उपकरण कम शारीरिक, संवेदी वा मानसिक क्षमताहरू, वा अनुभव र ज्ञानको कमी भएका व्यक्तिहरू (बालबालिकाहरू सहित) द्वारा प्रयोगको लागि होईन, जबसम्म उनीहरूलाई उनीहरूको सुरक्षाको लागि जिम्मेवार व्यक्तिद्वारा उपकरणको प्रयोगको बारेमा पर्यवेक्षण वा निर्देशन दिइएको छैन।
3. उत्पादन समाप्तview र अवयवहरू
The VEVOR 400 GPD Tankless RO System is a compact, efficient water purification unit designed for under-sink installation. It features an 8-stage filtration process and a high flow rate.

Figure 3.1: VEVOR 400 GPD Under-Sink RO System installed beneath a kitchen sink, showing its compact design and connection to a dedicated faucet.
3.1 Main Unit and Filters

चित्र १: अगाडि view of the VEVOR RO filter unit, highlighting the filter indicators and twist-in filter design.
३.२ निस्पंदन Stages
This system utilizes an 8-stage composite filtration process to ensure comprehensive water purification.

Figure 3.3: Detailed diagram illustrating the multiple layers of the 8-stage composite filtration, including PP Cotton, Non-woven Fabric, Activated Carbon Fiber, RO Membrane, and Scale Inhibitor.
२.१ समावेश उपकरणहरू
प्याकेजमा स्थापना र सञ्चालनको लागि आवश्यक सबै घटकहरू समावेश छन्:

Figure 3.4: Image displaying all components included in the box, such as the main unit, faucet, tubing, adapter, and various connectors.
- 1 x प्रयोगकर्ता पुस्तिका
- White PE Tubings (2 x 1/4", 1 x 3/8")
- 1 x Inlet Three-way UNEF Thread
- 1 x Quick Connector (1/4" Quick Connect)
- Blue Anti-fall Clips (2 x 1/4", 2 x 3/8")
- 1 x Wastewater Clip
- १ x एडाप्टर
- 1 x Mechanical Faucet
4. सेटअप र स्थापना
Installation of the VEVOR RO system is designed to be straightforward, typically taking around 30 minutes. Ensure reserved water and electrical connections are available at the setup location.
4.1 पूर्व-स्थापना चेकलिस्ट
- खण्ड ३ मा सूचीबद्ध सबै घटकहरू उपस्थित छन् भनी प्रमाणित गर्नुहोस्।
- Ensure adequate space under the sink for the compact unit (15.63 x 5.39 x 13.66 inches / 397 x 137 x 347 mm).
- Confirm access to a cold water line and a drain.
- An electrical outlet (110 Volt) is required for the system's pump.
4.2 स्थापना चरणहरू
- नल स्थापना गर्नुहोस्: Drill a hole in your sink or countertop (if not already present) and mount the dedicated mechanical faucet. Secure it with the provided hardware.
- Connect to Cold Water Line: Turn off the main cold water supply. Install the inlet three-way UNEF thread adapter to the cold water line. Connect the 3/8" white PE tubing from the adapter to the system's inlet port.
- ड्रेनमा जडान गर्नुहोस्: Attach the wastewater clip to the drain pipe under the sink. Connect the 1/4" white PE tubing from the system's drain port to the wastewater clip.
- नलमा जडान गर्नुहोस्: Connect the remaining 1/4" white PE tubing from the system's purified water outlet to the dedicated faucet.
- फिल्टरहरू स्थापना गर्नुहोस्: Insert the PCF (Pre-Carbon Filter) and RO (Reverse Osmosis) filters into their respective slots on the main unit. Twist them into place until secure.
- पावर जडान: Plug the adapter into the system and then into a 110 Volt electrical outlet.
- प्रणाली फ्लश गर्नुहोस्: Turn on the main cold water supply. Open the RO faucet and allow water to run for at least 15-30 minutes to flush the system and new filters. This removes air and carbon fines.

Figure 4.1: A visual representation of the VEVOR RO system installed under a sink, showing tubing connections to the water supply, drain, and faucet.
5. सञ्चालन निर्देशनहरू
Once installed and flushed, your VEVOR RO system is ready for use.
५.१ पानी वितरण
Simply open the dedicated RO faucet to dispense purified water. Note that there may be a slight delay between activating the faucet and water flow for tankless RO systems.

Figure 5.1: A child happily drinking water dispensed from the VEVOR RO system's faucet, demonstrating ease of use.
5.2 स्वचालित फ्लसिङ
The system features 24/7 automatic flushing to reduce sediment buildup and maintain filter efficiency, ensuring fresh water all day.

चित्र ४: आन्तरिक view diagram illustrating the startup, manual, and auto flushing processes within the integrated water path, designed to prevent leaks.
5.3 Filter Lifetime Reminder
The system is equipped with a smart filter replacement reminder. Indicators on the unit will alert you when it's time to replace the PCF or RO filters.

Figure 5.3: The VEVOR RO system displaying its power indicator and filter lifetime reminders for PCF and RO filters.
6. मर्मतसम्भार
Regular maintenance, primarily filter replacement, is crucial for the optimal performance and longevity of your VEVOR RO system.
6.1 फिल्टर प्रतिस्थापन
The system provides immediate reminders for filter replacement. Filters are designed for easy twist-and-pull replacement without moving the machine.
- PCF Filter: Replace approximately every 12 months.
- RO Filter: Replace approximately every 24 months.
फिल्टर प्रतिस्थापनका लागि चरणहरू:
- Turn off the water supply to the RO system and unplug the power adapter.
- पुरानो फिल्टरलाई घडीको विपरीत दिशामा घुमाएर खोल्नुहोस् र बाहिर निकाल्नुहोस्।
- Insert the new filter, aligning it correctly, and twist clockwise to lock it into place.
- Plug in the power adapter and turn on the water supply.
- Flush the new filter by running water from the RO faucet for 5-10 minutes.

Figure 6.1: Illustration of the simple twist-and-pull mechanism for replacing filters, emphasizing user-friendly maintenance.
८.१ सरसफाई
एकाइको बाहिरी भागलाई नरमले पुछ्नुहोस्, डीamp कपडा। घर्षण क्लीनर वा घोलकहरू प्रयोग नगर्नुहोस्।
T. समस्या निवारण
This section addresses common issues you might encounter with your VEVOR RO system.
| समस्या | सम्भावित कारण | समाधान |
|---|---|---|
| धाराबाट पानी बग्दैन | Water supply off, system unplugged, clogged filters, air in system. | Check water supply valve. Ensure power is connected. Replace filters if due. Flush system. |
| ढिलो पानीको बहाव | Low water pressure, clogged filters, air in system. | Check household water pressure. Replace filters. Flush system. |
| असामान्य स्वाद वा गन्ध | New filters not flushed, expired filters. | Flush new filters thoroughly. Replace filters if they are past their lifespan. |
| चुहावट | Loose connections, damaged O-rings, incorrect filter installation. | Check all tubing connections and tighten. Ensure filters are correctly seated and locked. Inspect O-rings for damage. |
| Filter reminder light stays on after replacement | Reminder not reset. | Consult the system's specific instructions for resetting filter reminders (usually involves pressing and holding a button). |
8. निर्दिष्टीकरणहरू
Technical details for the VEVOR 400 GPD Tankless RO System, Model SS-001.
| सुविधा | निर्दिष्टीकरण |
|---|---|
| मोडेल नम्बर | एसएस-001० |
| शुद्धीकरण प्रकार | RO + PCF Ultra Filtration (8-stage) |
| प्रवाह दर | ७५ GPD (प्रति दिन ग्यालन) |
| शुद्ध देखि निकास अनुपात | ००:०५ |
| Compatible Water Source | नगरपालिकाको ट्याप पानी |
| Lifespan (Flow Rate) | ≥ 1.0 L/min After 4000 L |
| सञ्चालन तापमान | 41-100.4 ° F / 5-38 ° C |
| सञ्चालन दबाव | ०.०५-०.८५ एमपीए |
| वस्तु आयाम (L x W x H) | १२..15.63 x .5.39. x x १.13.66 इन्च / 397२० x १ x x 137० मिमी |
| आइटम नेट वजन | 17.64 lbs / 7.45 kg |
| शक्ति स्रोत | Corded Electric, 110 Volt |
| विशेष सुविधा | Tankless Design |
| सामग्री | रिभर्स ओस्मोसिस झिल्ली |
8.1 Certifications and Testing
The VEVOR RO system meets NSF/ANSI 42, 53, and 372 standards, as verified by SGS and CSA testing.

Figure 8.1: Image showing SGS and CSA test reports, indicating compliance with water quality standards. A QR code is visible for report verification.
For detailed test reports, visit: SGS Online Report
9. वारेन्टी र समर्थन
VEVOR products are built with quality and reliability in mind. For specific warranty details, please refer to the warranty card included with your product or visit the official VEVOR webसाइट।
If you encounter any issues or have questions regarding your VEVOR 400 GPD Tankless RO System, please contact VEVOR customer support. Our team is available to assist you with troubleshooting, parts replacement, and general inquiries.
ग्राहक समर्थन: Please refer to the contact information provided on the VEVOR official webसाइट वा तपाईंको उत्पादन प्याकेजिङ।
११. उत्पादन भिडियो
Watch this official product video for a visual guide on the VEVOR 400 GPD Tankless RO System.
यो भिडियो एक ओभर प्रदान गर्दछview of the VEVOR 400 GPD Tankless Reverse Osmosis System, demonstrating its features and benefits. It covers aspects such as its compact design, filtration process, and ease of use.





