SHYLIYU Submersible Deep Well Pump 3QGD1.2-100-0.75 Instruction Manual

1. Introduction

This manual provides essential information for the safe and efficient installation, operation, and maintenance of your SHYLIYU Submersible Deep Well Pump, model 3QGD1.2-100-0.75. Please read these instructions thoroughly before using the pump to ensure proper function and longevity of the product.

The SHYLIYU 3QGD1.2-100-0.75 is a stainless steel submersible screw pump designed for transferring water from deep wells. It is suitable for various applications including village or family water supply, water supply for bivouac or camping cars, and garden/courtyard irrigation systems.

2. Safety Information

WARNING: Failure to follow these safety instructions may result in electric shock, fire, serious injury, or property damage.

Electrical Compatibility: This pump operates on 220V-240V/50Hz. DO NOT use this pump with electrical systems that do not match these specifications, such as 60Hz systems common in North America, as this will lead to premature failure and void the warranty. Confirm your local voltage and frequency standards before installation.
Dry Running: It is strictly prohibited to operate the pump without water. Dry running will cause severe damage to the pump and is not covered under warranty. Ensure the pump is fully submerged before starting.
Always disconnect power before performing any installation, maintenance, or repair work on the pump.
Ensure all electrical connections are properly insulated and protected from water.
The pump must be installed by a qualified professional in accordance with local electrical and plumbing codes.
Do not use the pump for pumping flammable, corrosive, or explosive liquids.
Keep children and unauthorized personnel away from the pump's operating area.

3. Product Overview

3.1 Features

Durable stainless steel 201 pump body with SS304 outlet.
High-efficiency, hermetically sealed motor with thermal protection to prevent overheating.
100% copper motor wire for reliable performance.
Industrial-grade heavy-duty construction, suitable for both industrial and home use.
Designed for deep well applications, solving surface water shortage issues.

3.2 Specifications

Specification	Value
Model	3QGD1.2-100-0.75
Voltage	220V-240V/50Hz
Power	0.75KW (1HP)
Max. Head	116m (380ft)
Max. Flow Rate	2.3m³/h (10GPM)
Speed	2850 r/min
Outlet Diameter	1 inch
Pump OD Pipe	3 inch
Cable Length	15m (49ft)
Material	Stainless Steel 201 body, SS304 outlet, Copper motor wire
Dimensions (L x W x H)	22.05" x 3.15" x 3.15"
Item Weight	14.5 Pounds

3.3 Components

The SHYLIYU Submersible Deep Well Pump package includes the following main components:

Deep Well Pump unit
1-inch Outlet connector
15m (49ft) Black Circle Cable with EU plug

SHYLIYU Submersible Deep Well Pump with cable, plug, and outlet

Image: Main components of the SHYLIYU Submersible Deep Well Pump, including the pump unit, power cable with EU plug, and the 1-inch outlet connector.

Close-up of SHYLIYU pump label with specifications

Image: Detailed view of the pump's specification label, showing model type, power, voltage, frequency, and maximum head.

4. Installation and Setup

Proper installation is crucial for the pump's performance and safety. Consult a qualified professional if you are unsure about any steps.

Well Diameter Check: The pump has an outer diameter (OD) of 3 inches. Ensure your well casing has an inner diameter slightly larger than 3 inches (e.g., 3.5 inches or more) to allow for easy installation and removal.
Electrical Supply Verification: Confirm that your electrical supply is 220V-240V/50Hz. Incorrect voltage or frequency will damage the pump.
Connect Outlet: Attach the provided 1-inch outlet connector to the pump's discharge port. Ensure a secure and watertight connection. Connect your external hose or pipe to this outlet.
Secure the Pump: Use a strong, non-corrosive rope or cable attached to the pump's lifting eyes to lower the pump into the well. Do not use the electrical cable to support the pump's weight.
Lowering the Pump: Carefully lower the pump into the well, ensuring it remains vertical and does not get stuck. Position the pump so that the water inlet is fully submerged below the lowest expected water level, but also sufficiently above the bottom of the well to avoid drawing in sediment.

Image: The submersible pump with an arrow indicating the water inlet section.
Cable Management: Route the 15m (49ft) electrical cable safely, ensuring it is not pinched or damaged. Secure it to the rising pipe at regular intervals.
Electrical Connection: Connect the pump's EU plug to a compatible 220V-240V/50Hz power outlet protected by a Residual Current Device (RCD) or Ground Fault Circuit Interrupter (GFCI).

5. Operation

Once installed, operating the pump is straightforward:

Ensure the pump is fully submerged in water.
Connect the power plug to the appropriate electrical outlet. The pump will start automatically.
Monitor the water flow and pressure.
To stop the pump, disconnect it from the power supply.

IMPORTANT: Never allow the pump to run dry. Continuous dry running will cause irreversible damage to the motor and pump components. If the water level in the well drops below the pump's inlet, immediately disconnect power.

6. Maintenance

Regular maintenance helps ensure the longevity and efficient operation of your pump.

Regular Inspection: Periodically inspect the pump and cable for any signs of damage, wear, or corrosion. Address any issues promptly.
Cleanliness: If the pump is removed from the well, clean any accumulated sediment or debris from the pump body and inlet screens.
Winterization: In regions with freezing temperatures, ensure the pump and associated piping are drained or protected from freezing if not in continuous use. Freezing water can cause severe damage.
Professional Service: For internal repairs or complex issues, contact a qualified pump technician. Do not attempt to disassemble the motor or sealed components yourself.

7. Troubleshooting

This section addresses common issues you might encounter with your submersible pump.

Problem	Possible Cause	Solution
Pump does not start or runs intermittently.	No power supply. Incorrect voltage/frequency. Thermal overload activated. Damaged cable or connections.	Check power outlet, circuit breaker, and fuse. Verify power supply is 220V-240V/50Hz. Allow pump to cool down; it may restart automatically. Inspect cable for damage; repair or replace if necessary (by a professional).
Pump runs but no water or low flow.	Pump not fully submerged (dry running). Water level in well too low. Clogged inlet screen or outlet pipe. Air lock in the system.	Ensure pump is fully submerged. Wait for well to recharge or lower pump if possible. Remove pump and clean inlet screen/outlet. Check for leaks in the discharge line; ensure proper priming if applicable.
Pump makes unusual noise or vibrates excessively.	Foreign object in pump. Worn bearings or internal components. Improper installation (not vertical).	Disconnect power and inspect for obstructions (by a professional). Contact a qualified technician for inspection and repair. Re-position pump to ensure vertical alignment.

8. Warranty and Support

This SHYLIYU Submersible Deep Well Pump comes with a one-year warranty from the date of purchase.

Warranty Exclusions: The warranty does not cover defects or damages resulting from:

Improper use or installation.
Operating the pump without water (dry running).
Connection to incorrect voltage or frequency.
Unauthorized repairs or modifications.
Normal wear and tear.
Damage due to freezing.

For warranty claims or technical support, please contact your retailer or the manufacturer with your purchase details and model number.

SHYLIYU 3QGD1.2-100-0.75

SHYLIYU Submersible Deep Well Pump

Model: 3QGD1.2-100-0.75 Instruction Manual