Maintenance Instructions
WARNING: Unauthorized machine modification or use of
All mechanical equipment, no matter how well designed, will need repairs. A North Star pressure washer is no exception. At times, a North Star pressure washer may be inoperable because repairs are required. North Star Customer Service will assist in these repairs as needed, but if an inoperable pressure washer creates a major expense to your business then we strongly recommend the following:
1.Have someone on staff who is trained in the operation of the pressure washer and is capable of making minor repairs and performing all preventative maintenance procedures as outlined in the provided manuals.
2.Keep a stock of recommended service parts for maintenance and minor repairs.
Recommended Service Parts List
Following is a list of the service parts we recommend stocking.
Description | 157321 | 157322 | 157325 | 157326 | ||||
0° Nozzle | 25302 |
| 25302 | 305280 | 305280 | |||
15° Nozzle | 25309 |
| 25309 | 253010 | 253010 | |||
25° Nozzle | 253091 |
| 253091 | 253017 | 253017 | |||
45° Nozzle | 253024 |
| 253024 | 253025 | 253025 | |||
Steam Nozzle | - |
| 305297 | - |
| 778945 | ||
Pump Oil | 4043 |
| 22158 | 4043 |
| 22158 | ||
Chemical Injector | 31934 |
| 31934 | 31934 | 31934 | |||
Spray Gun | 2227 |
| 2227 | 2227 |
| 2227 | ||
30’ Pressure Hose | 31911 |
| - | 31911 | - | |||
50’ Pressure Hose | - |
| 31933 | - |
| 31933 | ||
Pump Seal Kit | AAAR1866 |
| CA30453 | AAAR2741 | CA30453 | |||
Pump Valve Kit | AAAR1864 |
| CA34052 | AAAR1864 | CA34052 | |||
Pump Inlet Valve | - |
| CA34668 | - |
| CA34668 | ||
Kit |
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Electrode Kit | RWB5780U | RWB5780U | RWB5780U | RWB5780U | ||||
Fuel Pump | RWB2460U | RWB2460U | RWB2460U | RWB2460U | ||||
Pressure Switch | 777656 |
| 777656 | 777656 | 777656 | |||
Pressure Gauge | MV32154 |
| MV32154 | MV32154 | MV32154 | |||
Fuel Filter Element | RCR12T |
| RCR12T | RCR12T | RCR12T | |||
Maintenance Mode |
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Before performing any maintenance on the pressure |
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washer, it must be placed in maintenance mode. |
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A.) Turn off water supply |
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B.) Bleed water from system |
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C.) Turn off and unplug power cord |
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Maintenance Schedule |
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What to Check |
| When To Check |
| What to Do |
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Fuel Filter |
| 500 hrs |
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| Change |
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Inlet Filter |
| Each Use |
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| Clean |
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Tires |
| Each Use |
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| Check Pressure |
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Hoses |
| Each Use |
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| Check for Wear |
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Bolts |
| Each Use |
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| Check for Loose |
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| Bolts |
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