Troubleshooting - Craftsman 580.741380 Owner's Manual

TROUBLESHOOTING
CAUSE
1_ Nozzle in Iowpressure mode,
PROBLEM
Pump has following problems:
failure to produce pressure, erratic
pressure, chat_ring, loss of pressure,
low water volume.
2_ Low regulator pressure
3. Water inletis blocked.,
4o inadequate water supply
5, Inlet hose is kinked or leaking
6o Clogged inlethose svainer.
7o Detergent line is not submerged°
8_ Wal_r supply is over !40CFo
9. O_et hose is blocked or leaks.
t0. Gun 1oaks,,
11o Nozzle is obstnJc_d.
12_ Pump is faulty.,
Detergentfaits to mix with spray.
Engine runs good at no-load bt.¢'bogs
dow.n" vahen load is added.
Engine v_l! not start; or starts 1.
and runs rough 2.
3.
4,
5_
6.
7,,
8.
9-
10,,
11.,
Engine shuls dov.n during operation 1.
2..
1. Detergent line is not submerged,
2. Chemical filter is clogged.
3. Nozzle is in high pressure mode.
Engine speed is too slowo
Low oil Ievel
Dirty air cleaner
Out of gasoline,,
Stale gasoline,,
Spark plug wire not connected
to spark piug
Bad spark plug.,
Water in gasoline,,
Overchoking.,
Excessively rich fuel mixture.
Intake valve stuck open or closed°
Engine has lost compression,
Out of gasoline.
Lowoil level.
CORRECTION
1., Pull nozzle backward for high
pressure mode,,
2, Adjust regulator to desired sel_ng_
3o Clear inlet
4. Provide adequate water flow.,
5. S_aighten inlet hose, pal_h leak.
6o Check and clean inlet hose strainer.,
74 Submerge detergent line.
8. Provide cooler vval_r supply,,
9_ Clear blocks in outfethose.,
10,_ Replace gun.
11. Clear nozzle,,
12_ ContactSears Service Department,
t, lnsertchemical line into detergent.
2. Clean or replace filter/detergent lineo
34 Push nozzle forv_ard for
low pressure mode,
Contact Sears Service Depar_nent.
1,, Fill crankcase to proper level
2. Clean or reptace air cEeaner,,
3. Fill fuel tank.
4o Drain gas tank; fill with fresh fuel.
5, Connect wire to spark plug,,
6., Replace spark plug,,
7,, Drain gas tank; fill with fresh fuel,,
8,, Open choke fully and crank engine,,
9,, Contact Sears Service Department.
10, Contact Sears Service Deparlment.
1 1,, Contact Sears Service Deparvnent`
1_ Fitlfueitank.
2. Fillcrankcase to proper level
Engine Iacks power,,
Dirty air filt_r, Replace air filter_