Kärcher SSE-503007A, Руководство оператора

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620-622 • 9.800-187.0 • Rev. 9/10
15
PRESSURE WASHER Troubleshooting Guide
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
MACHINE
SMOKES Improper fuel or water in fuel Drain tank and replace contaminated fuel.
Improper air adjustment Readjust air bands on burner assembly.
Low fuel pressure Adjust fuel pump pressure to specification on fuel pump.
Air leaks in fuel lines Check fuel lines for leaks or air bubbles. Tighten or replace
as needed.
Plugged or dirty burner nozzle Replace.
Faulty burner nozzle spray pattern Replace nozzle.
Heavy accumulation of soot on coils
and burner assembly Remove coils and burner assembly. Clean thoroughly.
Misaligned electrode Realign electrodes to specifications.
Obstruction in smoke stack Check for insulation blockage or other foreign objects.
LOW WATER
TEMPERATURE
Improper fuel or water in fuel Drain fuel tank and replace with proper fuel.
Low fuel pressure Increase fuel pressure.
Weak fuel pump Check fuel pump pressure. Replace pump if needed.
Fuel filter partially clogged Replace as needed.
Soot build up on coils Clean coils with soot remover.
Lime build up in coils Clean inside of coils with coil clean.
Improper burner nozzle See parts list.
WATER
TEMPERATURE
TOO HOT
Incoming water to machine warm or
hot Lower incoming water temperature.
Fuel pump pressure too high See specifications on fuel pump for proper fuel pres-
sure.
Fuel pump defective Replace fuel pump.
Detergent line sucking air Tighten all clamps. Check detergent line for holes.
Defective high limit switch Replace.
Incorrect fuel nozzle size See specifications for proper size.
Insufficient water supplied Check G.P.M. to machine.
Restricted water flow Check nozzle for obstruction, proper size.
PUMP MOTOR
STOPS AFTER A
FEW MINUTES
OF OPERATION,
OR STARTS
SLOW
Insufficient voltage Use heavier drop cord and check voltage at receptacle.
Check name plate for amperage draw.
Plugged nozzle Remove and clean nozzle. Turn on water pump and flush
lines, replace nozzle.
Wrong spray nozzle See serial plate for minimum nozzle size.
Automatic overload switch tripped Allow motor to cool - switch will automatically reset.
Motor wet Allow to dry.
Short in electrical wiring Wire contacts should be clean and tight. No breaks in
wires.
Coil liming up causing excessive
pressure See section on Preventative Maintenance.
Water pump low or out of oil causing
pump to bind up Fill to correct level.