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Fabricar: Graco Inc. Tamaño del archivo: 536.58 kb Nombre del archivo: Idioma del manual:

TRIGGER SAFETY LATCH SHOWN DISENGAGED B Figure 3 ........... SHUTDOWN, FLUSHING AND STORAGE SHUTDOWN, FLUSHING AND STORAGE WARNING PRESSURE RELIEF PROCEDURE To reduce the risk of serious bodily injury , including fluid injection and splashing in the eyes, or on the skin, always follow this procedure whenever you stop spraying for more than 10 minutes, when shutting down, and before checking or repairing any part of the system. 1. Engage the trigger safety latch. 2. Turn the sprayer off. 3. Remove the ignition cable from the spark plug. 4. Shut off the water supply. 5. Disengage the trigger safety latch and trigger the gun to relieve pressure, and then engage the trigger safety latch again. 6. Before long–term (overnight) storage or transporting of unit, disconnect the water supply, and turn off the fuel supply valve. 1. If the pressure washer will be exposed to freezing temperatures, drain all water out of the pump. If it must be stored in freezing temperatures, flush the unit with a 50% anti–freeze solution. Relieve pressure. Flush the pressure washer before using it again to remove the anti–freeze. NOTE: An anti–freeze flush kit P/N 802–327 is available to make flushing easier. CAUTION If water does freeze in the pressure washer , thaw it in a warm room before trying to start it. DONOTpour hot water on or into the pump; it may crack the ceramic plungers! 2. After each use, wipe all surfaces of the pressure washer with a clean, damp cloth. 3. Perform the appropriate maintenance. See maintenance chart. MAINTENANCE Observing regular maintenance intervals helps ensure that you get maximum performance and life from the pressure washer. There is a break–in period for the engine, pump and gear reducer (if used). After changing the oil in these components following their respective break–in periods, the interval between required changes is longer. If the unit is operating in dusty conditions, these maintenance checks should be made more often. WARNING To reduce the risk of serious bodily injury , including fluid injection, splashing in the eyes or on the skin or injury from moving parts, always follow the Pressure Relief Procedure Warning before proceeding. Interval What to do Daily Clean water inlet screen and filter. Check engine and pump oillevels. Fill as necessary. Check gasoline level. Fill as necessary. After first 5 hours of operation Change engine break–in oil. Drain oil when warm. Use SAE 30 or 10W–30 detergent oil. Each 25 hours of operation Clean and remove air cleaner foam. Wash with water and detergent. Dry thoroughly. Rub with oil and squeeze to distributeoil. After first 50 hours of operation Change pump break–in oil. UseSAE 20 or 30 non–detergent oil. Each 100 hours of operationor 3 months Clean or replace paper aircleaner cartridge. Tap gently toremove dirt. Change engine oil. Use SAE 30 or 10W–30 detergent oil. Each 500 hours of operationor 6 months Change pump oil. Use SAE 20or 30 non–detergent oil. . . TROUBLESHOOTING CHART TROUBLESHOOTING CHART WARNING To reduce the risk of serious bodily injury, including fluid injection, splashing in the eyes or on the skin or injury from moving parts, always follow the Pressure Relief Procedure Warning before proceeding. PROBLEM CAUSE SOLUTION Engine will not startNo gasoline in fuel tank or carburetor. Fill the tank with gasoline, open fuel shut off valve. or is hard to start Low oil (on units with low oil sensor). Start/Stop switch in Stop position. Water in gasoline or old fuel. Choked improperly. Flooded engine. Dirty air cleaner filter. Spark plug dirty, wrong gap or wrong type. Spray gun closed. Check fuel line and carburetor. Add to proper level. Move switch to start position. Drain fuel tank and carburetor. Use new fuel and dryspark plug. Open choke and crank engine several times to clear out gas. Remove and clean. Clean, adjust the gap or replace. Trigger spray gun. Engine misses orlacks power Partially plugged air cleaner filter. Spark plug dirty, wrong gap or wrong type. Remove and clean. Clean, adjust the gap or replace. Low pressure and/orWorn or wrong size tip. Replace with tip of proper size. pump runs rough Inlet filter clogged. Worn packings, abrasives in water ornatural wear. Inadequate water supply. Belt slippage. Fouled or dirty inlet or discharge valves. Even a small particle can cause the valveto stick. Restricted inlet. Worn inlet or discharge valves. Leaking high pressure hose. Clean. Check more frequently. Check filter. Replace packings. See PUMP SERVICE. Check water flow rate to pump. Tighten or replace; use correct belts and replace bothat same time. Clean inlet and discharge valve assemblies. Checkfilter. Check garden hose, may be collapsed or kinked. Replace worn valves. Replace high pressure hose. Water leakage fromunder pump manifold Worn packings. Install new packings. See PUMP SERVICE. Water in pump Humid air condensing inside crankcase. Worn packings. Oil seals leaking. Change oil as specified in MAINTENANCE. Install new ...

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