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DO NOT smoke or work near open flames while performing maintenance. To ensure efficient operation and longer life of your pressure washer, a routine maintenance schedule should be prepared and followed. If the pressure washer is used in unusual conditions, such as high-temperatures or dusty conditions, more frequent maintenance checks will be required. D30339 D30339D30339D3033914- ENG CUSTOMER RESPONSIBILITIES TABLE MAINTENANCE TASK Before each use Every 25 hours or yearly Every 50 hours or yearly Every 100 hours or yearly ENGINE check oil level X change oil X* check air cleaner X** clean/replace spark plug X clean debris X clean air cooling system X clean combustion chamber X PRESSURE WASHER * Change oil after first 5 to 8 hours of use, then every 50 hours or every season. Change oil every 25 hours when operating the engine under heavy load or in high temperatures. ** Clean more often under conditions of dust or airborne debris. Replace air cleaner parts, if very dirty. check/clean inlet screen X check high pressure hose X check soap and chemical hose and filter X check gun and wand for leaks X prepare for storage Prepare unit for storage if it is to remain idle for longer than 30 days ENGINE To Check Oil 1. Shut down engine and place on a level surface. 2. Remove filler cap/dipstick and wipe it clean. 3. Replace and tighten dipstick. Remove and check oil level. 4. Oil level should be at the FULL line on dipstick. Filler cap/ dipstick 5. If needed, add oil slowly and recheck. Do not over fill. NOTE: Use a high quality detergent oil classified “For Service SF, SG, SH, SJ” or higher, such as SAE 30. NOTE: Other viscosities shown in the chart may be used when the average temperature in your area is within the recommended range. SAE Viscosity Grades ** * Synthetic 5W-30, 10W-30 F-20 0 20 3240 60 80 100 C-30-20 -10 0 10 20 30 40 STARTING TEMPERATURES RANGE ANTICIPATED BEFORE NEXT OIL CHANGE 6. Replace filler cap/dipstick. 15- ENG D30339 To Change Oil Drain the engine oil when the engine is warm. Warm oil drains quickly and completely. 1. Before tipping engine or equipment to drain oil, drain fuel from tank by running engine until fuel tank is empty. 2. Disconnect spark plug wire and keep it away from spark plug. 3. With engine OFF but still warm remove filler cap/dipstick. 4. Place a suitable container next the engine to catch the used oil. 5. Keeping air cleaner above oil outlet, drain oil. Air Cleaner Drain Oil NOTE: Please dispose of used motor oil in a manner that is compatible with the environment. It is recommended to take used oil in a sealed container to your local recycling center or service station for reclamation. Do not throw it in the trash or pour it on the ground or down a drain. 6. With the engine in a level position, fill to the FULL line on the dipstick with SAE 10W-30 oil. Engine oil capacity is 20 oz. (0.6 liter). NOTE: Other viscosities shown in the chart in the “To Check Oil” paragraph may be used. 7. Replace the oil filler cap/dipstick securely. Air Cleaner To Remove 1. Loosen screw and tilt cover down. 2. Remove air cleaner. 3. Reinstall clean (or new) air cleaner assembly inside cover. Lip of pre-cleaner must be at bottom of cartridge pleats. 4. Insert cover’s tabs into slots in bottom of base. 5. Tilt cover up into place and tighten screw. Tabs and Slots Cartridge Pre- Cleaner Cover Base Screw Cartridge Lip Pre-Cleaner Lip To Clean Separate pre-cleaner from cartridge and wash in liquid detergent and water. Air dry thoroughly. Do not oil. Reassemble dry pre-cleaner on clean cartridge. Do not use pressurized air or solvents to clean cartridge. Pressurized air can damage cartridge; solvents will dissolve cartridge. Clean and Replace Spark Plug Change the spark plug every 100 hours of operation or once each year, whichever comes first. This will help your engine to start easier and run better. .030” (0.76 MM) Wire Gauge Resistor 16- ENG D30339 Cleaning Debris Engine parts should be kept clean to reduce the risk of overheating and ignition of accumulated debris. NOTE: Do not use water to clean engine parts. Water could contaminate fuel system. Use a brush or dry cloth. Air Cooling System Over time debris may accumulate in cylinder cooling fins and cannot be observed without partial engine disassembly. For this reason an Authorized Warranty Service Center should clean the air cooling system per recommended intervals. Combustion Deposits Every 100-300 hours an Authorized Warranty Service Center should remove combustion deposits from the cylinder, cylinder head, top of piston, and around valves. PUMP This screen filter should be checked periodically and cleaned if necessary. 1. Remove filter by grasping end and removing it from water inlet of pump as shown. 2. Clean filter by flushing it with water on both sides. 3. Install filter into water inlet of pump Filter Screen NOZZLE CLEANING If the nozzle becomes clogged with foreign materials, such as dirt, excessive pressure may develop. If the noz...

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