Operating Instructions and Parts Manual
Maintenance (Continued)
Maintenance Schedule
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| Maintenance Schedule | Action needed | |||
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| Daily |
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| • 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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| necessary. |
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| After first 5 hours of |
| • Change engine |
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| operation |
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| Use |
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| detergent oil. See your Honda |
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| Owner’s manual for specific |
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| information. |
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| Every 25 hours of |
| • Change oil if operating under |
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| operation |
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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
Horizontal Oriented Pressure Washers
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| Engine Oil Type | SAE |
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| (See Honda’s Owner Manual) |
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| Engine Oil Capacity |
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| Honda GX160 | 20 fl. oz. |
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| Honda GX270 | 37 fl. oz. |
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| Honda GX390 | 37 fl. oz. |
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| Engine Fuel Capacity |
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| Honda GX160 | 3.3 US quarts (3.1 L) |
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| Honda GX270 | 5.6 US quarts (5.3 L) |
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| Honda GX390 | 6.4 US quarts (6.1 L) |
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| Pump Oil Type | CAT pump oil |
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| Pump Oil Capacity |
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| CAT Pumps |
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| 3DNX25 | 8.5 fl. oz. |
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| 3SPX30 | 10.15 fl. oz. |
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| 66DX35 | 18 fl. oz. |
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| Pump Detergent Suction |
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| Water to detergent ratio | 10 to 1 (10% 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 in. I.D. |
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| Maximum inlet garden |
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| hose length | 50 ft |
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Service Record
Date |
| Maintenance performed |
| Replacement components required |
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