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Need help?Do you have a question about the Grundfos MQ 3-35 and is the answer not in the manual?
Details the components and specifications listed on the pump's nameplate.
Explains the coding system used to identify different pump models and their features.
Lists and describes specialized tools required for pump maintenance and repair.
Lists common tools needed for pump servicing and their specifications.
Provides introductory guidance on referencing parts, tools, and preparation before disassembly.
Outlines essential safety steps and procedures before starting the pump disassembly process.
Details critical steps and recommendations for preparing parts before reassembling the pump.
Step-by-step instructions for safely removing and fitting the shaft seal, chambers, and impellers.
Detailed instructions for removing and fitting the pressure tank.
Procedures for replacing electronic components like the unit, flow sensor, and pressure switch.
Step-by-step guide for removing and installing the motor unit.
Instructions on how to fill the pump with water before initial start-up to remove air.
Conditions and procedures for starting the pump operation.
Conditions under which the pump will automatically stop operating.
Explains the conditions that trigger an alarm and cause the pump to stop.
Describes the automatic restart function after an alarm condition.
Methods for manually resetting the pump after an alarm or fault.
Details the function of indicator lights, buttons, and their roles in pump operation and status.
Provides visual identification of key components controlling the pump's function.
A table listing common faults, their causes, and recommended remedies for troubleshooting.
A visual guide correlating system reactions with typical faults and their troubleshooting paths.
Provides a table with motor winding resistance values at different voltages and ambient temperatures.
Details the components and specifications listed on the pump's nameplate.
Explains the coding system used to identify different pump models and their features.
Lists and describes specialized tools required for pump maintenance and repair.
Lists common tools needed for pump servicing and their specifications.
Provides introductory guidance on referencing parts, tools, and preparation before disassembly.
Outlines essential safety steps and procedures before starting the pump disassembly process.
Details critical steps and recommendations for preparing parts before reassembling the pump.
Step-by-step instructions for safely removing and fitting the shaft seal, chambers, and impellers.
Detailed instructions for removing and fitting the pressure tank.
Procedures for replacing electronic components like the unit, flow sensor, and pressure switch.
Step-by-step guide for removing and installing the motor unit.
Instructions on how to fill the pump with water before initial start-up to remove air.
Conditions and procedures for starting the pump operation.
Conditions under which the pump will automatically stop operating.
Explains the conditions that trigger an alarm and cause the pump to stop.
Describes the automatic restart function after an alarm condition.
Methods for manually resetting the pump after an alarm or fault.
Details the function of indicator lights, buttons, and their roles in pump operation and status.
Provides visual identification of key components controlling the pump's function.
A table listing common faults, their causes, and recommended remedies for troubleshooting.
A visual guide correlating system reactions with typical faults and their troubleshooting paths.
Provides a table with motor winding resistance values at different voltages and ambient temperatures.
General| Power Consumption | 850 W |
|---|---|
| Maximum Head | 35 m |
| Inlet/Outlet Size | 1 inch |
| Weight | 13 kg |
| Pump Type | Self-priming centrifugal pump |
| Power Supply | 220-240V, 50Hz |
| Liquid Temperature Range | 0°C to +35°C |
| Material | Stainless steel |
