Clean. Check more frequently. Check filter. Replace packings. See Pump Service on page 8. Check water flow rate to pump. Tighten or replace; use correct belts, and replace both at same time. Clean inlet and discharge valve assemblies. Check filter. Check if garden hose is collapsed or kinked. Replace worn valves. See Pump Service on page 8. Replace high-pressure hose. Water leaking from under pump manifold Worn packings Install new packings. See Pump Service on page 8. Water in pump oil Humid ai

Engine missing or lacking power Partially plugged air cleaner filter Spark plug dirty, wrong gap, or wrong type Remove and clean. Clean, adjust the gap, or replace. Pressure too low and/or pump running roughly Worn or wrong size tip Inlet filter clogged Worn packings, abrasives in water, or natural wear Inadequate water supply Belts slipping Fouled or dirty inlet or discharge valves Restricted inlet Worn inlet or discharge valves Leaking high-pressure hose Replace with tip of proper size. Clean.

4. Inspect all parts, and replace as necessary. 5. Thoroughly clean the packing cavities, and examine for debris or damage. 6. Lightly grease packing cavities, and replace packings in following order: ring head (45), V-packing (44), restop packing (47), intermediate ring (46). Install o-ring (42) in retainer groove and then install retainer ring (43) with low pressure seal (57). CAUTION Install the parts in the proper order and facing the proper direction. Improperly installed parts will cause a

4. Install the new valve. Install the o-ring and hex plug; torque to 75 ft-lb (103 Nm). NOTE: Retorque the plug after 5 hours of operation. Pumping Section 1. Remove the eight capscrews and lockwashers from the manifold using a 13 mm wrench. 2. Carefully separate the manifold from the crankcase. NOTE: You might have to tap the manifold lightly with a soft mallet to loosen it. CAUTION To avoid damage to the plunger or seals, keep the manifold properly aligned with the ceramic plungers when you re

. After each use, wipe all surfaces of the pressure washer with a clean, damp cloth. . Perform the appropriate maintenance. See Maintenance Chart at right. 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 and pump. After you change the oil in these components following their respective break-in periods, the interval between required changes is longer. If the pressure wash

Ref. No. Part No. Description Qty No. Part No. Description Qty 1 801467 MANIFOLD 1 29 802345 GAUGE, sight 1 2 801468 SCREW, cap, hex hd 8 30 802793 PLUG, oil drain 1 3 801469 WASHER, lock 8 31 KIT 6 O-RING 4 KIT 1 O-RING 32 803294 SCREW, cap, socket hd 6 5 KIT 1 SEAT, valve 33 801652 WASHER, lock 6 6 KIT 1 PLATE, valve 34 801660 WASHER, flinger 3 7 KIT 1 SPRING and KIT 6 8 KIT 1 GUIDE, valve 35 801490 PLUNGER, ceramic 3 9 KIT 4 O-RING 36 KIT 6 RING, backup 10 KIT 4 CAP 37 KIT 6 WASHER 11 KIT 1 V

. Follow Pressure Relief Procedure on page 5 if the spray tip clogs and before you clean, check, or service this equipment. . Repair or replace worn or damaged parts immediately. . Check hoses, tubes, and couplings daily. Do not repair high-pressure couplings; you must replace the entire hose. Fluid hoses must have spring guards on both ends to prevent kinks and rupture. 2 308524 WARNING MOVING PARTS HAZARD Moving parts, such as the drive belt, can pinch or amputate fingers. . Keep clear of movi

When the engine starts, open the choke completely. Trigger Safety Latch WARNING To reduce the risk of serious bodily injury, including fluid injection or splashing in the eyes or on the skin, always engage the trigger safety latch when you stop spraying even for a moment. In the engaged position, the trigger safety latch prevents the gun from being triggered accidentally by hand or if it is dropped or bumped. Be sure the latch is pushed fully down, or it will not prevent the gun from being trigg

. If you use the Sandblaster Kit, see the Sandblaster Kit manual for detailed cleaning information. . See manual 308513 for chemical injector operation and service. 1. Check the oil level. NOTE: This pressure washer is equipped with a low-oil sensor that shuts the engine off if the oil level falls below a certain level. If the engine stops unexpectedly, check the oil and the fuel levels. Check the oil level each time you refuel. 2. Check the fuel level. WARNING FIRE HAZARD Do not refuel a hot en

WASHER, flat 1 48 804495 LABEL, Warning 1 18h 101566 . NUT, lock; 3/8–16 1 49 803531 PLATE, back 1 19 803925 HANDLE 1 51 801522 SCREW, cap, hex hd; 2 21 804498 QUICK COUPLER, 3/8 male 1 5/16–18 x 6–1/2 22 803298 SCREW, cap, hex hd. 1 55 111040 NUT, lock; 5/16–18 13 5/16–18 x 3–1/2 67 110963 SCREW, flange, hex hd; 5 23 244449 HOSE ASSEMBLY 1 5/16–18 x 3/4 25 802016 BRACKET, rail stiffener 1 69 801526 BRACKET, pump 2 26 804500 LABEL, Warning 1 70 156849 NIPPLE 1 28 801012 GROMMET, rubber 5 71 UNLO