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Производитель: Shark Размер: 4.37 mb Название файла: Язык инструкции:

Improper electrode setting Clean and test according to diagram in operator's manual. Fuel not reaching combustion chamber Check fuel pump for proper flow. Check solenoid valve on machines with spray gun control for proper on-off flow switch. Fuel solenoid malfunction Check by placing screwdriver inside coil then turn machine on, open spray gun and check for magnetic pull. Clogged burner nozzle Replace. Water not turned on Turn on water to activate burner pressure switch. Pressure switch malfunction Remove, test for continuity and replace as needed. MACHINE SMOKES Improper fuel or water in fuel Drain tank and replace contaminated fuel. Low fuel pressure Adjust fuel pump pressure to specifications. 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. Fuel filter partially clogged Replace as needed. Obstruction in smoke stack Check for insulation blockage or other foreign objects. Soot build up on coils Clean coils with soot remover. Lime build up in coils Clean inside of coils using coil cleaner. 97-6068, 97-6131 • REV. 3/06 TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION 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 temperature. Replace pump if needed. Fuel filter partially clogged Replace as needed. Soot build up on coils Clean coils with soot remover. Lime build up on coils Clean inside of coils usings coil cleaner. Improper burner nozzle See Burner Specifications. WATER TEMPERATURE TOO HOT Incoming water to machine warm or hot Lower incoming water temperature. Fuel pump pressure too high Lower fuel pressure. Fuel pump defective Replace fuel pump. Detergent line sucking air Tighten all clamps. Check detergent line for holes. Defective high limit switch (thermostat) Replace. Incorrect fuel nozzle size See Burner Specifications. Insufficient water supplied Check GPM to machine. Restricted water flow Check nozzle for obstruction, proper size. 15 PRESSURE WASHER Troubleshooting Guide 97-6068, 97-6131 • REV. 3/06 TROUBLESHOOTING PRESSURE WASHER Troubleshooting Guide PROBLEM POSSIBLE CAUSE SOLUTION LOW OPERATING PRESSURE Faulty pressure gauge Install new gauge. Insufficient water supply Use larger garden hose; clean filter washer at water inlet. Old, worn or incorrect spray nozzle Match nozzle number to machine and/or replace with new nozzle. Plumbing or hose leak Check plumbing system for leaks. Retape leaks with teflon tape. Faulty or misadjusted unloader valve (where applicable) Adjust unloader for proper pressure. Install repair kit when needed. Worn packing in pump Install new packing kit. Fouled or dirty inlet or discharge valves in pump Clean inlet or discharge valves. Worn inlet or discharge valves Replace with valve kit. DETERGENT NOT DRAWING Air leak Tighten all clamps. Check detergent lines for holes. Valve in the injector head may be blocked, dirty or damaged Clean or replace valve in injector. Filler screen on detergent suction hose plugged Clean or replace. Dried up detergent plugging metering valve Disassemble and clean thoroughly. High viscosity of detergent Dilute detergent to specifications. Hole in detergent line(s) Repair hole. Low detergent level Add detergent if needed. Discharge water temperature above 180oF. Lower discharge water temperature. PUMP RUNNING NORMALLY BUT PRESSURE LOW ON INSTALLATION Pump sucking air Check water supply and possibility of air seepage. Valves sticking Check and clean or replace if necessary. Unloader valve seat faulty Check and replace if necessary. Nozzle incorrectly sized Check and replace if necessary (See serial plate for proper size). Worn piston packing Check and replace in necessary. FLUCTUATING PRESSURE Valves worn Check and replace if necessary. Blockage in valve Check and replace if necessary. Pump sucking air Check water supply and air seepage at joints in suction line. Worn piston packing Check and replace if necessary. PUMP NOISY Air in suction line Check water supply and connections on suction line. Broken or weak inlet or discharge valve springs Check and replace if necessary. Excessive matter in valves Check and clean if necessary. Worn bearings Check and replace if necessary. 97-6068, 97-6131 • REV. 3/06 MAINTENANCE CHARTS This pressure washer was produced with the best available materials and quality craftsmanship. However, you as the owner have certain responsibilities for the correct care of the equipment. Attention to regular preventative maintenance procedures will assist in preserving the performance of your equipment. Contact your pressure washer dealer for maintenance. Regular preventative maintenance will add many h...

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