ST2HWP-LT - Pump Lifan - Free user manual and instructions
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| Type of product | Water Pump |
| Brand | Lifan |
| Model | ST2HWP-LT |
| Product category | Pump |
| Supply voltage | 220-240 V AC, 50 Hz |
| Rated power | 1100 W (1.5 HP) |
| Maximum flow rate | 130 L/min |
| Maximum head | 45 m |
| Maximum suction lift | 9 m |
| Max liquid temperature | 35 °C (95 °F) |
| Connections | 1 inch (25 mm) suction and discharge |
| Motor type | Single-phase asynchronous, capacitor-start |
| Enclosure rating | IPX4 (splash-proof) |
| Insulation class | F |
| Body material | Cast iron with aluminum motor housing |
| Impeller material | Brass or stainless steel |
| Protection features | Overheating and overload protection |
| Self-priming | Yes, up to 4 m |
| Weight | 14.5 kg |
| Dimensions (L x W x H) | 580 x 340 x 380 mm |
| Power cord length | 1.5 m |
| Noise level | ≤ 70 dB |
| Maintenance | Regular cleaning of the strainer and impeller |
| Repair service | Replaceable impeller, seals, and gaskets |
Frequently Asked Questions - ST2HWP-LT Lifan
How do I prime the pump before starting?
Before starting, remove the prime plug and fill the pump body completely with water until it reaches the rim. Replace the plug firmly before powering on. This ensures the pump does not run dry and creates sufficient suction.
Can the pump run dry?
No, running the pump dry will damage the mechanical seal and impeller. The ST2HWP-LT should always be filled with water before starting. If the pump loses prime during operation, stop it immediately and re-prime.
What is the maximum suction height?
The maximum theoretical suction lift is 9 meters. However, for reliable operation, keep the suction lift under 7 meters to avoid cavitation and longer priming times.
What type of liquid can this pump handle?
This pump is designed for clean, non-aggressive, and non-flammable water. It is ideal for domestic water supply, irrigation, and garden use. Do not pump sewage, saltwater, or abrasive liquids.
How often should I clean the strainer or filter?
Inspect the suction strainer and check the impeller inlet for debris every 2-3 months in normal use. If the flow rate drops significantly, clean the strainer and the impeller to restore performance.
Why is the pump not producing enough water?
Common causes include clogged suction filter, air leakage in the suction line, insufficient prime, or a blocked impeller. Check these elements first. Also verify that the voltage is correct and that the motor is running at full speed.
Can I use this pump for a garden irrigation system?
Yes, the ST2HWP-LT is well-suited for garden irrigation, including sprinklers, drip systems, and watering. Ensure the total flow and pressure requirements of your system are within the pump's capacity (up to 130 L/min and 45 m head).
Does this pump have overheat protection?
Yes, the motor is equipped with a thermal overload protector that automatically shuts off the pump if it overheats or draws excessive current. This helps prevent damage to the windings.
What maintenance does the pump need on a regular basis?
Regularly check and clean the strainer, inspect the impeller for debris, and ensure the seals are in good condition. If the pump is not used for a long time, drain it completely and store it in a frost-free place. Changing the impeller is easy and prolongs the pump's life.
Where can I find spare parts for this Lifan pump?
Spare parts such as impellers, seals, and gaskets are available through authorized Lifan service centers or online parts dealers. Always quote the model number ST2HWP-LT when ordering. Many parts are interchangeable with common pump accesories.
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USER MANUAL ST2HWP-LT Lifan
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Product information
Brand : Lifan
Model : ST2HWP-LT
Category : Pump