Start-Up Procedures; Start The Engine To Power The Pump; Apply Cleaning Chemical (If Desired) - North Star 1572041 Owner's Manual

3. Submerge the suction strainer connected to the
braided chemical hose into a bucket containing the
chemical solution.
Pump
Pump Inlet
Note: Adding accessories (IE: telescoping wands,
extra length of High pressure hose, Non factory triggers)
will effect chemical injector performance or cause it not
to operate at all.

Start-Up Procedures

Start the Engine to Power the Pump.

1. Make sure water supply is connected and primed.
CAUTION: Warranty Void
Running the pump dry will cause damage and void
the warranty.
2. To prevent accidental spraying, engage the safety
latch on spray gun trigger by rotating it to the
locked position.
3. Follow the instructions in the Engine Manual for
starting the engine.
- If the engine doesn't start on the first try,
pressure may build up in the pump. Relieve
pressure by squeezing the spray gun trigger
before attempting to start engine again. This
will make starting easier.
DANGER: Engine Exhaust
Do not inhale engine exhaust. It contains
dangerous carbon monoxide that can kill you.

Apply Cleaning Chemical (If Desired)

1. Make sure the chemical injector is properly set up
2. Make sure the low pressure BLACK nozzle is
Chemical Injector/
Adjustment Knob
Pump Outlet
Chemical Hose
3. Apply chemicals by squeezing the spray gun trigger.
4. The chemical concentration of the spray can be
5. Apply chemicals evenly to the cleaning surface.
6. Allow the chemicals time to react with the dirt before
7. Prepare to rinse by changing to a high-pressure
8. Rinse with high-pressure spray as instructed below.
21
according to the instructions in Step 2, "Set Up for
Chemical Spraying".
attached before beginning to spray chemicals --
Only the low pressure black nozzle will allow
chemicals to be drawn through the chemical injector
into the water stream.
The chemical injector will draw the chemical into the
water stream.
changed by turning the chemical adjustment knob
located on the chemical injector.
Never use more chemical than is necessary to clean
the surface.
rinsing.
nozzle. Changing the nozzle from the low-pressure
black nozzle to a high-pressure nozzle will stop the
flow of chemicals into the water stream.
Refer to instructions for selecting and changing
the nozzle in Step 1, "Connect Hoses, Water
Supply, and Nozzle".