Wand too short for a second-story soffit
A short pressure-washer wand does not mean you should climb higher or use a stronger nozzle. The safer fix is usually a compatible…
Troubleshooting
Help matching a pressure washer to the job, PSI needs and the surface you do not want to damage.
Accessories
Troubleshooting
Electric pressure washer tripping a GFCI
An electric pressure washer that trips a GFCI may have a wet connection, overloaded circuit, restricted water flow, damaged cord, or an…
Gas Pressure Washer Dying Under Load: Causes and Fixes
A gas pressure washer that dies under load usually has a restricted water supply, clogged filter, incorrect setup, unloader problem, or an…
No water coming from the gun
If no water comes from your pressure washer gun, start with the water supply and inlet filter, then check the hose, trigger, nozzle, and…
Pressure washer leaking at the pump
A pressure washer leaking at the pump may have a loose connection, damaged O-ring, clogged inlet filter, failed pump seal, or a cracked…
Pressure washer motor humming but not starting
If your pressure washer motor hums but does not start, unplug it first and check for a blocked inlet, trapped pump pressure, incorrect…
Pressure Washer Not Building Pressure: Causes and Fixes
If your pressure washer runs but will not build pressure, start with the water supply, inlet filter, hose, leaks, and spray nozzle before…
Pressure washer pulsing
A pulsing pressure washer usually has restricted water flow, air in the system, a blocked nozzle, or a worn seal or unloader valve. Follow…
Pump sucking air from a rain barrel
A pressure washer pump usually sucks air from a rain barrel because the inlet side cannot maintain a steady, debris-free water supply.…
Soap injector not drawing detergent
If your pressure washer is not pulling soap, start with the nozzle and detergent hose before blaming the pump. The injector needs low…
Surface cleaner leaving swirl marks
Swirl marks usually come from uneven spray, a clogged or mismatched nozzle, a damaged swivel, or moving the surface cleaner too quickly.…
Wand leaking at the connection
A leaking pressure washer wand connection is usually caused by a worn or missing O-ring, a loose or mismatched fitting, or damage to the…
Water supply hose too small starving the pump
A pressure washer that pulses or loses pressure may not be getting enough water. Check the inlet screen, hose diameter and length, faucet…
Thermal Relief Valve Dumping Hot Water
A thermal relief valve releases hot water when a pressure washer pump overheats, often after running with the trigger closed. Check water…
Unloader valve dumping water back to the inlet
A pressure washer unloader normally sends water into bypass when you release the trigger. If it keeps bypassing while you spray, check the…