Generac Portable Products 2,100 PSI High Pressure Washer TROUBLESHOOTING 15 Problem Cause Correction Pump has following problems: failure to produce pressure, erratic pressure, chattering, loss of pressure, low water volume. 1. Nozzle in low pressure mode. 2. Water inlet is blocked. 3. Inadequate water supply. 4. Inlet hose is kinked or leaking. 5. Clogged inlet hose strainer. 6. Water supply is over 100°F. 7. High pressure hose is blocked or leaks. 8. Gun leaks. 9. Nozzle is obstructed. 10. Pump is faulty. 1. Pull nozzle backward for high pressure mode. 2. Clear inlet. 3. Provide adequate water flow. 4. Straighten inlet hose, patch leak.
5. Check and clean inlet hose strainer. 6. Provide cooler water supply. 7. Clear blocks in outlet hose. 8. Replace gun. 9. Clean nozzle. 10. Contact Generac service facility. Detergent fails to mix with spray. 1. Detergent siphoning tube is not submerged. 2. Chemical filter is clogged. 3. Dirty in-line filter. 4. Nozzle is in high pressure mode. 1. Insert detergent siphoning tube into detergent. 2. Clean or replace filter/detergent siphoning tube. 3. See “Check In-Line Filter” on page 12. 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 Briggs service facility. Engine will not start; or starts and runs rough. 1. Low oil level. 2. Dirty air cleaner. 3. Out of gasoline. 4. Stale gasoline. 5. Spark plug wire not connected to spark plug. 6. Bad spark plug. 7. Water in gasoline. 8. Overchoking. 9. Excessively rich fuel mixture. 10. Intake valve stuck open or closed. 11. Engine has lost compression. 1. Fill crankcase to proper level. 2. Clean or replace air cleaner. 3. Fill fuel tank. 4. 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 Briggs service facility. 10. Contact Briggs service facility. 11. Contact Briggs service facility. Engine shuts down during operation. 1. Out of gasoline. 2. Low oil level. 1. Fill fuel tank. 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.