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TM

 

 

 

 

 
 

Installation, Operation, and Maintenance Manual

 

 

PRESSURE WASHER

Cleans dirty surfaces with high pressure water.

 

 

To the Owner: 

Thank you for purchasing a NorthStar pressure washer.  Your machine is designed for long life, dependability, 
and the top performance you demand!  Take time now to read through this manual so you better understand the 
machine’s operation, maintenance and safety precautions.  Everyone who operates this machine must read and 
understand this manual.  The time you take now will prolong your machine’s life and prepare you for its safe 
operation.  Enjoy the exceptional performance of your NorthStar pressure washer, the industry leader! 
The manufacturer reserves the right to make improvements in design and/or changes in specifications at any 
time without incurring any obligation to install them on units previously sold. 

 

Quick Facts 

Engine Oil 

Engine is shipped without oil.  Fill before starting.  
Use SAE 10W-30 motor oil. 

Pump Oil 

Pump is shipped with oil.  Remove the red shipping plug and install vented dipstick. 
Use SAE 30 Non-Detergent oil (item# 4043) for oil changes. 

Water 

Make sure your water flow is 20% higher than the pressure washer’s flow rate.   
Make sure your water is clean and particle free. 

Storage 

Do not allow water to freeze in the pump, hose, or spray gun. 
Add fuel stabilizer to the fuel tank before long term storage.  

Spraying 
Chemicals 

Use any North Star brand or equivalent pressure washer chemicals.   
Use black nozzle.   

Maintenance 
Schedule 

Engine: 

Oil: change after first 20 hours, then annually or every 100 hours. 
Spark Plug: clean every 100 hrs, replace annually or every 300 hrs. 
Air Filter: clean every 100 hours, replace annually or every 300 hrs. 

 

Pump: 

Oil: change after first 40 hours, then every 3 months or 500 hours. 

Read and understand all manuals before operating.

 

 
 
 
 
 
 

Any Questions, Comments, Problems, or Parts Orders 

Call NorthStar Product Support 1-800-270-0810 

 

   

ITEM NUMBER:157205, 157207

 

  

 

SERIAL NUMBER:

 

 

 

Engine Model:  

 

 

 

Pump Model:  

 

 

 Flow: 

 

 Pressure: 

 

 

Hose Length:  

 Lance 

Length: 

 

 

Nozzle Size:  

 

M157206R

 

Summary of Contents for M157206R

Page 1: ...arting Use SAE 10W 30 motor oil Pump Oil Pump is shipped with oil Remove the red shipping plug and install vented dipstick Use SAE 30 Non Detergent oil item 4043 for oil changes Water Make sure your w...

Page 2: ...ng and balance at all times Wear footwear capable of maintaining a good grip on wet surfaces Do not place the machine on soft or unstable ground 8 Follow the maintenance instructions specified in all...

Page 3: ...l Shutoff Valve 4 Battery Box T 2 Attach pressure hose 4 Turn water supply ON 3 Attach gun and lance COMME RCIAL purge air from pump 5 Squeeze trigger to 7 Start engine 6 Insert nozzle POWER ED BY Sta...

Page 4: ...s I Unpack Separate and identify the components Use the assembly instructions in this manual for assembly FIG02225 MAIN UNIT HOSE SPRAY GUN LANCE NOZZLE HOLDER FUEL TANK CAP MAY ALREADY BE INSTALLED W...

Page 5: ...5 Hardware Bag...

Page 6: ...1 4L 157205 AR RKA 45G40 SAE 30 15 0oz 44L 157207 General T9281 SAE 30 40 60oz 1 2L SAE Non Detergent Item 4043 V Battery Warning Sulfuric acid is a corrosive poison Avoid contact with skin eyes or c...

Page 7: ...is 20 over the rated flow of your pump Use a stopwatch to time how long it takes to fill a 5 gallon bucket with your garden hose Example If the rated flow is 3gpm Then required flow 3 x 1 20 3 6gpm 5g...

Page 8: ...ulated for pressure washers Follow the chemical manufacturer s recommendations Understand all safety precautions and first aid for all chemicals NOTE Your pressure washer is equipped with a low pressu...

Page 9: ...weight parts should be clamped down G The pressure washer is set and locked to the maximum rated pressure when it leaves the factory An easy way to reduce the water pressure is to reduce the engine sp...

Page 10: ...olts Cleaning The Inlet Filter WARNING Check whether dangerous chemicals have been used and take precautions when handling filters 157205 157207 A Unscrew inlet filter cap B Remove Inlet filter mesh C...

Page 11: ...elts 1 Loosen pump mount bolts 4 places 2 Tighten tension bolt 3 Re tighten pump mount bolts Pump Bolts 4x Tension Bolt Changing The Pump Oil 157207 Change oil after first 40 hours then every 3 months...

Page 12: ...tabilizer run pressure washer with high pressure hose for five minutes 3 Shut down pressure washer by turning engine start switch OFF 4 Disconnect high pressure and garden hose 5 Remove spark plug tur...

Page 13: ...ed or pinched hose Plugged inlet screen Pull out and clean screen carefully Need to use high pressure nozzle Change to the green nozzle Plugged nozzle Remove nozzle check for blockage Worn nozzle Repl...

Page 14: ...Gallon 1 All 53 Next pg Pump 1 All 11 33321 Fuel Tank Cap 1 All 54 777414 Tension Plate 1 157207 14 777420 Gun Handle 5000 psi 1 157207 56 25455 Nozzle 5 pack 4 5 1 All 15 780396 Instruction Decal 1...

Page 15: ...0 hose clamp 2 157207 6 35918 Thermal protector 1 4 1 157207 19 777340 1 4 MNPT X 1 4 HB 1 157207 777915 3 8 MNPT QC nipple 157205 20 777639 Street tee 1 157207 8 777395 3 8 FNPT QC nipple SS 1 157207...

Page 16: ...16 Manufactured by Northern Tool Equipment Co 2800 SouthCross Drive West P O Box 1499 Burnsville MN 55337 0499 TM...

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