Craftsman pressure washer troubleshooting

In Craftsman pressure washer troubleshooting tables listed below you will find all the symptoms and problems associated with not working state of Craftsman units, in particular with regard to the “no pressure” in the system. Tables are very simple and clear. They will set the algorithm of your actions in case of any malfunction of the unit (i.e. its repair) or help prevent a more serious problem.

Craftsman 919.670280 pressure washer troubleshooting

Craftsman 919.670280 pressure washer is a brand product of the American company Sears. This high pressure apparatus is used to remove persistent dirt from cars and house territory: railings, porch, building face, stairs, garden paths, decorative elements of tile and stone, garden fireplaces and barbecues, swimming pools, etc. Its maximum pressure is 2400 PSI. Its capacity is 6 Horsepower. 2.4 GPM

Engine won’t start1. Engine throttle is in "OFF" Position.1. Slide throttle to "Run' position.
2. Choke lever has not been placed to choke.2. Slide cboke lever to choke position.
3. Pressure buildup after initial use.3. Depress trigger gun.
Won’t Draw Chemical1. Adjustment knob on soap nozzle is turned fully clockwise for less soap (-).1. Turn knob counterclockwise for more soap (+).
2. Chemical screen is obstructed.2. Check chemical screen: clean if obstructed.
3. Chemical screen not working.3. Make sure chemical screen is submerged in chemical/water.
4. Chemical injector orifice obstructed or stuck.4. Check and clean.
Pump running normally but pressure does not achieve rated values1. Water supply restricted.1. Check water supply and filter screen for blockage. Check hoses for blockage, kinks, leaks, etc.
2. Adjustment knob on soap nozzle is turned fully clockwise for less soap (-).2. Turn knob counterclockwise for more soap (+).
3. Nozzle incorrect or worn.3. Check and replace.
4. Pump sucking air.4. Check that hoses and fittings are airtight.
5. Nozzle blocked.5. Clean nozzle.
Fluctuating Pressure1. Pump sucking air.1. Check that hoses and fittings are airtight. Purge air from garden hose.
2. Garden hose inlet strainer clogged.2. Clean. Check filter frequently.
3. Worn Seals or Packing.3. Check and replace.
4. Inadequate water supply.4. Check hose for kinks.
5. Fouled or dirty inlet or discharge valves.5. Check flow available to pump. Check for excessive heat. 145° F or above.
6. Leaky discharge hose.6. Clean inlet and discharge valve assemblies. Replace if damaged.
Pressure drops after period of normal use1. Nozzle clogged, partially obstructed.1. Check connection. Replace if cracked or punctured.
2. Nozzle worn.2. Clean or replace.
3. Valves worn, dirty or stuck.3. Check and replace.
4. Worn piston packing.4. Check and replace.
Pump noisy1. Water too hot.1. Reduce temperature below 63° C or 145° F.
2. Pump sucking air.2. Check that hoses and fittings are airtight.
3. Valves dirty or worn.3. Check, clean or replace.
4. Worn bearings.4. Check and replace if necessary.
Presence of water in oil (oil milky);1. High humidity.1. Change Oil.
2. Piston packing and oil seal worn.2. Check and replace oil seals.
Water dripping from pump1. Fittings Loose.1. Tighten.
2. O-rings of piston guide or retainer worn.2. Check and replace.
3. Piston packing worn.3. Check and replace.
Oil Dripping1. Oil seal worn1. Check and replace
2. Loose drain plug or worn drain plug o-ring.2. Tighten drain plug or replace o-ring. Do not over torque.

Craftsman HORSEPOWER 580.75231 pressure washer troubleshooting

Craftsman HORSEPOWER 580.75231 pressure washer is a product of the American company Sears. This high-pressure washing can remove persistent pollution from various surfaces. Its maximum pressure is 2450 PSI. Power 6.75 Horsepower. 2 GPM

Pump has following problems: failure to produce pressure, erratic pressure, chattering, loss of pressure, low water volume.1. Nozzle in low pressure mode.1. Pull nozzle backward for high pressure mode.
2. Water inlet is blocked.2. Clear inlet.
3. Inadequate water supply.3. Provide adequate water flow.
4. Inlet hose is kinked or leaking.4. Straighten inlet hose, patch leak.
5. Clogged inlet hose strainer.5. Check and clean inlet hose strainer.
6. Water supply is over 100°F.6. Provide cooler water supply.
7. High pressure hose is blocked or leaks.7. Clear blocks in outlet hose.
8. Gun leaks.8. Replace gun.
9. Nozzle is obstructed.9. Clean nozzle.
10. Pump is faulty.10. Contact Sears service facility.
Detergent fails to mix with spray.1. Detergent siphoning tube is not submerged.1. Insert detergent siphoning tube into detergent.
2. Chemical filter is clogged.2. Clean or replace filter/detergent siphoning tube.
3. Dirty in-line filter.3. See "Check In-Line filter".
4. Nozzle is in high pressure mode.4. Push nozzle forward for low pressure mode.
Engine runs good at no- load but "bogs" when load is added.Engine speed is too slow.Move throttle control to FAST position. If engine still "bogs down”, contact Sears service facility.
Engine will not start; or starts and runs rough.1. Low oil level.1. Fill crankcase to proper level.
2. Dirty air cleaner.2. Clean or replace air cleaner.
3. Out of gasoline.3. Fill fuel tank.
4. Stale gasoline.4. Drain gas tank; fill with fresh fuel.
5. Spark plug wire not connected to spark plug.5. Connect wire to spark plug.
6. Bad spark plug.6. Replace spark plug.
7. Water in gasoline.7. Drain gas tank; fill with fresh fuel.
8. Overchoking.8. Open choke fully and crank engine.
9. Excessively rich fuel mixture.9. Contact Sears service facility.
Engine shuts down during operation.1. Out of gasoline.1. Fill fuel tank.
2. Low oil level.2. Fill crankcase to proper level.
Engine lacks power.Dirty air filter.Replace air filter.
Engine "hunts" or falters.Choke is opened too soon.Move choke to halfway position until engine runs smoothly.

Craftsman MGP-769010 pressure washer troubleshooting

Craftsman MGP-769010 pressure washer is manufactured in America by the firm Sears, one of the leading manufacturers of garden units, snowplows and hand tools. Craftsman MGP-769010 pressure washer is an indispensable helper while removing dirt from various surfaces. Its maximum pressure is 2400 PSI. Its capacity is 6 Horsepower. 2.4 GPM

Engine will not start1. No fuel.1. Add Fuel.
(see Engine Manual for further engine trouble- shooting)2. Pressure builds up after two pulls on the recoil starter or after initial use.2. Squeeze gun trigger to relieve pressure.
3. Not primed or choked.3. Push primer bulb 3 times or choke engine.
4. Spark plug wire not attached.4. Attach spark plug wire.
5. Choke lever in the “Choke'' position on a “hot* engine or an engine that has been exposed to thermal heat for a long period of time.5. Move choke to the ‘‘No Choke* position.
No or low pressure (initial use)1. Wand not in high pressure.1. See How to Use Wand paragraph in the Operation Section.
2. Low water supply.2. Water supply must be at least 5 GPM @ 20 PSI.
3. Leak at high pressure hose.3. Repair leak. Apply Teflon tape if necessary.
4. Nozzle obstructed.4. Clean nozzle with paper clip or nozzle cleaning tool, pour water into nozzle end to flush out ob- struction.
5. Water filter screen clogged.5. Remove and clean filter.
6. Air in hose.6. Turn off the engine, then the water source. Disconnect the water source from the pump inlet and turn the water source on to remove all air from the hose. When there is a steady stream of water present, turn water source off. Reconnect water source to pump inlet and turn on water source. Squeeze trigger to remove remaining air.
7. Choke lever in the "Choke* position.7. Move choke to the *No Choke" position.
8. Throttle control lever is not in the 'Fast* position.8. Move throttle control lever to the "Fast'' position.
9. High pressure hose is too long.9. Use high pressure hose under 100 feet.
Will not draw chemicals1. Wand not in low pressure.1. See How to Use Wand paragraph in the Operation Section.
2. Chemical filter clogged.2. Clean filter.
3. Chemical screen not in chemical3. Insure end of chemical hose is fully submerged into chemical.
4. Chemical adjustment knob closed.4. Turn knob fully counterclockwise to open.
5. Chemical too thick5. Dilute chemical. Chemical should be the same consistency as water.
6. Pressure hose is too long6. Lengthen water supply hose instead of pressure hose.
7. Chemical build up in chemical injector.7. Have parts cleaned or replaced by AWSC.
No or low pressure (after period of normal use.)1. Worn seal or packing.1. Have replaced by AWSC.
2. Worn or obstructed valves.2. Have replaced by AWSC.
3. Worn unloader piston.3. Have replaced by AWSC.
Water leaking at gun/wand connection1. Worn or broken o-ring.1. Check and replace.
2. Loose hose connection.2. Tighten.
Water leaking at pump1. Loose connections.1. Tighten.
2. Piston packings worn.2. Have replaced by AWSC.
3. Worn or broken o-rings.3. Have replaced by AWSC.
4. Pump head or tubes damaged from freezing.4. Have replaced by AWSC.
Oil leaking at pump1. Oil seals worn.1. Have replaced by AWSC.
2. Loose drain plug.2. Tighten.
3. Worn drain plug, o-ring3. Check and replace.
4. Worn fill plug o-ring.4. Check and replace.
5. Pump overfilled.5. Check for correct amount.
6. Incorrect oil used.6. Drain and fill with correct amount and type of oil.
7. Vent plug is clogged.7. Clean vent plug; blow air through it to remove any blockage. If problem persists, replace plug.

Error codes and troubleshooting