North Star 1572081, Owner'S Manual

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Troubleshooting
This section provides a list of the more frequently encountered pressure washer malfunctions, their causes and
corrective actions. Some corrective actions can be performed by the operator or maintenance personnel,
and others may require assistance of a Service Center. Call NorthStar Product Support @ 1-800-270-0810 for
service center locations.
ENGINE WILL NOT START
Causes Solutions
Low Oil Shutdown* Fill engine with the adequate amount of oil
Cold Engine Choke engine to start
No Fuel Add gas to fuel tank – Make sure fuel shutoff valve is
open
Pressure build-up from initial use Trigger spray gun to relieve pressure
Engine not turned ON Place ON/OFF switch in the ON position
Spark plug wire not attached Attach spark plug wire to spark plug
LOW/SURGING PRESSURE
Causes Solutions
Insufficient water supply Increase water flow – Check for kinked or pinched hose
Plugged inlet screen Pull out and clean screen carefully
Need to use high pressure nozzle Change to the green, yellow, white, or red nozzle
Plugged nozzle Remove nozzle, check for blockage
Worn nozzle Replace nozzle
Leak in high pressure line Fix leaks
NO CHEMICAL INJECTION
Causes Solutions
Adjustment knob turned OFF Rotate adjustment knob counter-clockwise
Need to use different nozzle Change to the black nozzle
Back pressure from extra-long hose Try shorter high pressure hose
Leak in clear chemical hose Replace hose. Use hose clamps if necessary
Chemical strainer not submerged Make sure strainer is completely submerged in solution
*1572081 & 1572082 only