GP 4000 - Water pump EINHELL - Free user manual and instructions
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| Product Type | Water Pump |
| Brand | Einhell |
| Model | GP 4000 |
| Maximum Flow Rate | 4000 L/h |
| Maximum Delivery Head | 35 m |
| Maximum Suction Depth | 8 m |
| Nominal Power | 800 W |
| Supply Voltage | 230 V ~ 50 Hz |
| Motor Type | Asynchronous Electric Motor |
| Thermal Protection | Yes |
| Connection | 1" (25.4 mm) threaded |
| Dimensions (L x W x H) | 30 x 20 x 25 cm |
| Weight | 8.5 kg |
| Housing Material | Gray Cast Iron |
| Self-Priming Function | Yes |
| Application | Watering, pumping clear water |
| Maintenance and Cleaning | Clean the suction filter regularly. Drain before frost. |
| Safety | Built-in thermal protection switch. Use a residual current circuit breaker. |
| Spare Parts and Repairability | Seal, check valve, impeller available. Repairable by a professional. |
Frequently Asked Questions - GP 4000 EINHELL
How to prime the GP 4000 pump?
To prime the pump, fill the pump body with water through the filling port before starting. Make sure the suction hose is immersed and free of air.
What is the maximum suction depth?
The maximum suction depth is 8 meters. Beyond that, the pump may not work properly.
Can the pump be used for dirty water?
No, this pump is designed for clear water. Water containing sand or particles can damage the impeller and seals.
How to protect the pump in winter?
Before winter, completely empty the pump and hoses. Store it in a dry, frost-free place. Frost can crack the cast iron body.
What to do if the pump does not start?
Check the power supply, the fuse, and that the residual current circuit breaker has not tripped. Make sure the pump is properly primed.
What is the maximum delivery head?
The maximum delivery head is 35 meters. This corresponds to the maximum pressure the pump can generate.
How to clean the pump filter?
Unscrew the suction filter cap, remove the filter and clean it with clean water. Reassemble carefully before use.
Can I let the pump run continuously?
The pump is not designed for continuous operation. Observe the on/off cycles indicated in the manual to avoid overheating.
What type of oil to use for the pump?
Some models require motor oil. Check the oil level via the fill cap and use SAE 20W20 or equivalent oil.
How to replace the pump seal?
Disconnect the pump, drain it, then disassemble the body. Replace the damaged seal with a new one. Reassemble in reverse order.
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