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Need help?Do you have a question about the Sears Craftsman 390.250097 and is the answer not in the manual?
Explains safety symbols and warning levels for potential hazards.
Lists critical safety rules for installation and operation to prevent injury.
Lists tools and materials for installing the pump with plastic piping.
Lists tools and materials for installing the pump with steel piping.
Describes how the impeller and jet create vacuum to draw water.
Explains the dual role of the tank in providing water and cushioning pressure.
Details how the pressure switch controls automatic pump operation.
Discusses the importance and placement of check valves or foot valves.
Guides on installing piping for dug, cased, or driven point wells.
Instructions for connecting the pump and tank, including pipe thread usage.
Advice on sizing suction pipe for horizontal runs to reduce friction.
Recommendations for discharge pipe sizing based on distance to reduce friction.
How to check and adjust the air charge pressure in the tank.
Details on converting motor voltage and connecting power supply wires.
Covers grounding, installation, and electrical safety compliance.
Step-by-step guide to fill the pump with water before starting.
Instructions on how to drain the pump and system to prevent freezing.
Procedure for replacing the vinyl bag inside the pressure tank.
Step-by-step guide for taking apart and putting the pump back together.
Instructions for removing the motor and replacing the shaft seal.
Procedure for installing the copper insert during seal replacement.
How to clean debris from the pump's venturi or nozzle.
Method for delivering gas-free water from wells containing gases.
Instructions for cleaning the pump's impeller.
Detailed list of parts for the pump assembly with part numbers.
Detailed list of parts for the tank assembly with part numbers.
General| Model Number | 390.250097 |
|---|---|
| Brand | Sears Craftsman |
| Category | Water System |
| Type | Pressure Washer |
| Engine Type | Gasoline |
| Engine Displacement | 190cc |
| Maximum Pressure | 2500 PSI |
| Pump Type | Axial Cam |
| Soap Tank | Yes |
| Wheels | Yes |
| Hose Length | 25 ft |
