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P r o v e n P e r f o r m a n c e
K - B A R I n d u s t r i e s , F a r i b a u l t , M N , 5 5 0 2 1
Installation, Operation, and Maintenance Manual
HOT WATER PRESSURE WASHER
To the Owner:
Thank you for purchasing a Northstar hot water 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 will
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 hot water 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.
Pump Oil
Pump is shipped with oil. Change oil plug if and check pump oil level before starting.
Use UTTO for Comet and Cat Pump oil (item# 22158) for Cat 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, coil, or spray gun.
Spraying
Use any North Star brand or equivalent pressure washer chemicals.
Chemicals
Maintenance
Pump Oil: change after first 50 hours, then every 3 months or 500 hours.
Schedule
Read and understand all manuals before operating.
Any Questions, Comments, Problems or Parts Orders
In the United States
Northstar Customer Service
Call 1-800-270-0810
Hours: Monday - Friday 7:00 AM to 5:30 PM
Saturday 7:30 AM-11:30 AM Central Time
M157305B
HP:______ Volts:______ Amp:______ Ph:_____
RPM:____ PSI:____ GPM:____ Nozzle Size:_____
Pump:___________ Hose:______ Lance:_______
Max. Discharge Temperature:_____________
:
Quick Facts
Northern Tool and Equipment Co. (UK) Ltd.
Portsmouth, Hants PO3 5QD, England
ITEM NUMBER: 157305,306,307,308
SERIAL NUMBER:
Cleans dirty surfaces with high-
pressure hot water.
In the United Kingdom
Call 02392639752
Unit 2, Keel Close,
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Table of Contents
Related Manuals for North Star M157305B
Summary of Contents for North Star M157305B
- Page 1 Storage Do not allow water to freeze in the pump, hose, coil, or spray gun. Spraying Use any North Star brand or equivalent pressure washer chemicals. Chemicals Maintenance Pump Oil: change after first 50 hours, then every 3 months or 500 hours.
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Page 2: Table Of Contents
Table of Contents Important Safety Instructions Safety Features Grounding Instructions Maintenance Instructions 13-16 Extension Cords Moving and Handling Instructions Specifications Long Term Storage Machine Component Troubleshooting Identification Installation Instructions Parts Breakdowns 19-21 Operation Instructions 10-12 Wiring Diagram 22-24 Important Safety Instructions WARNING -Risk of Injection or Injury to Persons - Do Not Direct Discharge Stream at Persons - Do not use a hose if exterior damage is evident. -
Page 3: Grounding Instructions
Grounding Instructions This product must be grounded. If it should malfunction or breakdown, grounding provides a path of least resistance for electric current to reduce the risk of electrical shock. This product is equipped with a cord having an equipment-grounding conductor and a grounding plug. -
Page 4: Specifications
Specifications Item Number 157305 157306 157307 157308 Pressure Rating 1700 psi 2700 psi 2000 psi 2750 psi Flow Output 1.5 gpm 2.5 gpm 1.5 gpm 2.5 gpm Pump Type Ceramic Triplex Ceramic Triplex Ceramic Triplex Ceramic Triplex Plunger Plunger Plunger Plunger Water Supply Standard tap water... -
Page 5: Machine Component
Machine Component Identification 157305, 157306, 157307, 157308 Ref # Description Ref # Description Ref # Description Exhaust Vent Flow Switch Fuel Filter High Pressure Water Outlet Quick Connector Motor Safety Relief Valve Spray Gun Burner Pump Grip Fuel Fill Cap Gun Hooks Lance Wand Fuel Tank... -
Page 6: Installation Instructions
Installation Instructions I.) Unpack Separate and identify all components. Use the assembly instructions in this manual for assembly. Spray Gun & Grip Qty-1 High Pressure Hose Qty-1 Fastener Bag Qty-1 Wheel Retainer Qty-2 Wheel Qty-2 Pressure Washer Nozzle Qty-1 Qty-6... - Page 7 Wheel Retainer II.) Assembly Instructions Axle A. 1. Carefully raise the pressure washer off the floor by using blocks or ramps. Make sure the pressure washer is secure before proceeding. 2. Install the two wheels as shown with grease zerk away from frame.
- Page 8 III.) Pump Preparation Quantities Of Fluid *Comet Pumps Only Pump Type of A.) Replace shipping oil plug with vented plug. Fluid Comet GXD 1617-E UTTO* 5.0oz (0.15L) Comet GXD 2527G UTTO* 5.0oz (0.15L) Cat 2DX SAE 30** 8.5oz (0.25L) Cat 3DX SAE 30** 8.5oz (0.25L) *Universal Tractor Transmission Oil or Mobil 1 15W50...
- Page 9 V.) Getting Started IMPORTANT: Proper initial installation of equipment VI.) Oil Burner will assure more satisfactory performance, longer Burner Air Adjustment: The oil burner is preset and service life, and lower maintenance cost. performance tested at the factory (elevation 1100 feet). A one-time initial correction of the burner for your Make sure the pressure washer is on a level surface and location will pay off in economy, performance, and...
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Page 10: Operation Instructions
Operating Instructions Follow these instructions every time you use the pressure washer. I.) Pre-Operation III.) Before Starting A.) Position the machine for easy access to all WARNING: Make sure all switches and controls are controls. in the OFF position prior to plugging in the cord. B.) Position the machine on a solid surface, with DO NOT stand in water while plugging or unplugging less than a three degree slope, and so it is... - Page 11 Lance up cleaning jobs tremendously. Nozzle Collar Coupler WARNING: Only use North Star pressure washer chemicals or chemicals specifically formulated for pressure washers. Follow chemical manufacturer’s recommendations.
- Page 12 Unloader Chemical Injector Braided Hose and Strainer Diluted Chemical Unloader 2. The black, low pressure chemical nozzle must be used to spray chemicals. 3. Squeeze the spray gun trigger. The chemical injector will draw the chemical into the water stream. 4.
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Page 13: Safety Features
All mechanical equipment, no matter how well designed, will need repairs. A North Star pressure washer is no exception. At times, a North Star pressure washer may be inoperable because repairs are required. North Star Customer Service... - Page 14 Cleaning The Inlet Filter Checking the Hoses WARNING: Check whether dangerous chemicals have WARNING: Do not use a finger or skin to check for been used, and take precautions when handling filters. leaks. Escaping fluid under pressure has sufficient force to penetrate the skin, causing serious injury. Do not operate the pressure washer if the hose is cracked, worn, or leaking.
- Page 15 Coil Descaling Coil Desooting In hard water areas, scale build-up within the Poor grades of fuel oil or inadequate combustion heating coil will occur. Scale deposits will decrease air will cause heavy soot build-up on the outside the water temperature rise and may eventually clog surface of the heating coil.
- Page 16 On a yearly basis the electrodes should be 5. Reset the spacing as shown below. inspected and any necessary adjustments made. 1. Tip the machine back until it rests on the frame. 2. Remove the 4 nuts that attach the burner to the Electrodes 4 Nuts 1/16”...
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Page 17: Moving And Handling Instructions
Moving and Handling Instructions Maneuvering Your Pressure Washer Lifting Your Pressure Washer 1.) Pull the handle back with both hands. 1.) To reduce risk of injury, it is recommended to use a 2.) Rotate the handle downward to a comfortable height. hoist to lift this pressure washer. -
Page 18: Troubleshooting
Troubleshooting Guide Pressure Washer Will Not Run - No Power Causes Solutions Machine not plugged in Plug machine in GFCI tripped Make sure machine is dry Press RESET on the GFCI Machine turned OFF Turn Pump switch ON Line circuit breaker tripped Check for tripped circuit breaker in building Circuit Breaker Trips During Operation Causes... -
Page 19: Parts Breakdowns
M157305B - 157305,157306,157307, 157308 Parts Breakdown... - Page 20 ITEM PART # DESCRIPTION MODEL ITEM PART # DESCRIPTION MODEL 38525 50’ PW Hose Assy 38379 Swivel Fitting, 6MP-8FPS 313108 Quick Couple, 3/8” FPT 5027 Elbow, 8MP-FP 313109 Quick Couple Nipple, 3/8” FPT 38509 Threaded Gun Hook 30225 Nipple Coupler, 22mm 38510 Threaded Hose Hook 319301 Lance, 18.5”...
- Page 21 ITEM PART # DESCRIPTION MODEL 778153 Comet GXD 1617-E 157305 778162 Comet GXD 2527-E 157306 778154 Cat 2DX 157307 38518 Cat 3DX 157308 35918 Thermal Protector, 1/4” 157307, 157308 777340 1/4” MPT x 1/4” Hose Barb 157308 778236 22mm Thread-On Coupler 157305 777410 3/8”...