Pressure Washer
Maintenance
Observe regular maintenance intervals to ensure maximum performance and life from the pressure washer. Refer to the schedule for recommended maintenance. If you operate the pressure washer in dusty conditions, perform maintenance checks more often.
ENGINE OIL CHANGING INSTRUCTIONS
Drain the engine oil when th engine is warm. Warm oil drains quickly and completely.
1.Turn the fuel valve to the OFF position to reduce the possibility of fuel leakage.
2.Place a suitable contain next to the engine to catch the used oil.
3.Remove the oil filler cap.dipstick and drain the oil into the contain by tipping the engine toward the oil filler neck.
Please dispose of used motor oil in a manner that is compatible with the envirionment. We suggest you take used oil in a sealed container to your local recycling center or service station for reclamation . Do not throw into the trash, oust it on the ground, or pour it down a drain.
4.With the engine in a level postion, fill to the upper limit mark on the dipstick with the recommended oil.
Running the engine with a low
oil level can cause engine damage.
5. Reinstall the oil filler cap/dipstick securely.
Oil filler neck | Oil filler |
| cap/dipstick |
Upper limit
Figure 12 - Oil Drain Location
PUMP OIL CHANGING INSTRUCTIONS
Changing or refilling the oil in the pump requires removal of the pump from the engine and should not be required unless oil has leaked out due to worn or damaged oil seals in the pump. If oil has leaked out of the pump, bring the pressure washer to a certified Maxus service center for repair.
Maintenance Schedule
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| Maintenance Schedule | Action needed | ||
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| Daily |
| • Check water inlet screen and | |
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| filter. |
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| • Check engine oil levels. Fill as | |
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| necessary. |
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| • Check gasoline level. Fill as | |
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| After first 5 hours of |
| • Change engine | |
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| Use SAE30 or |
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| detergent oil. |
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| Every 25 hours of |
| • Change oil if operating under | |
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| heavy load or high ambient |
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| temperature. |
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| • Clean or replace paper air | |
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| cleaner cartridge. Tap gently |
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| to remove dirt. |
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| Every 50 hours of |
| • Change oil. | |
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| operation |
| • Replace spark plug. | |
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| Each 100 hours of |
| • Replace paper air cleaner | |
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| operation or every 3 |
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| cartridge. |
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| months |
| • Change engine oil. | |
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Technical and Consumer Information
Vertical Oriented Pressure Washers
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| Engine Oil Type | SAE |
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| SAE 30W (Above 60˚ F) |
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| Engine Oil Capacity |
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| Honda engines | 18.5 fl. oz. |
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| Engine Fuel Capacity |
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| Honda engines | 0.29 gal |
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| Pump Oil Type |
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| Wobble pumps | SAE30W |
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| Pump Oil Capacity |
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| Vertical wobble pumps | 2.7 fl. oz. |
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| Pump Detergent Suction |
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| Water to detergent ratio | 8 to 1 (12% detergent) |
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| Water Supply Requirements |
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| Minimum inlet pressure | 20 psi |
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| Maximum inlet pressure | 100 psi |
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| Maximum inlet temperature | 100˚ F |
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| Minimum inlet flow rate | 5 gpm |
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| Inlet garden hose size | 5/8 inch I.D. |
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| Maximum inlet garden |
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| hose length | 50 ft |
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