North Star M157305AA Instructions For Setup

North Star M157305AA Instructions For Setup

Electric hot water/steam pressure washer
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Electric Hot Water/Steam Pressure Washer
Instructions for Set-up, Operation, Maintenance & Storage
This pressure washer produces cold or hot water high-pressure spray as well as steam spray. Cleaning chemicals
may be incorporated into the spray if desired. The pressure pump is powered by an electric motor and water is
heated by an open flame burner fueled by diesel/kerosene or fuel-. Read and understand this Owner's Manual
completely before using and keep this manual for review. Failure to properly set up, operate, and maintain could
result in serious injury or death to operator or bystanders.
WARNING: SPECIAL HAZARDS
 Skin/Eye Injury: High-pressure spray can cause serious skin or eye injury, including injection injury if fluid pierces the skin.
Injection injury can result in blood poisoning and/or severe tissue damage.
 Burns: Hot spray can scald and burn skin. Hot surfaces of wand and burner, as well as hot exhaust from the burner can
cause burns.
 Slips/Falls: Spray discharge can cause puddles and slippery surfaces. Spray-gun kickback can cause operator loss of
balance and falls.
 Flying Debris: High-pressure spray can cause surface damage and flying debris.
 Fire/Explosion: Burner sparking can ignite fuel or other flammable liquids or vapors in the vicinity. Hot exhaust from burner
can ignite combustible materials.
 Chemical Exposure: Cleaning chemical vapors or contact with skin may be hazardous.
 Electric shock: Spray contact with electrical sources can cause electric shock.
 Electrocution: Improper connection of the equipment or grounding conductor can result in a risk of electrocution.
 CO Poisoning: Exhaust from burner contains carbon monoxide, a poisonous gas that can cause carbon monoxide poisoning
and possible death if inhaled.
Inspect Upon Delivery: STOP! Closely inspect to make sure no components are missing or damaged. For missing
or damaged components please contact Product Support at 1-800-270-0810.
Check Pump Oil: Pump is shipped with oil. Check pump oil level before starting.
Water Flow Requirements: Make sure your supply water flow rate is 20% higher than the pressure washer's flow
rate (3 gal/min preferred), and that your water is clean and particle free.
Chemical Spraying: Use only NorthStar brand or equivalent washer chemicals designed for pressure washer use.
Maintenance Schedule: Pump, burner fuel filter, burner coil and electrodes require periodic checking and servicing
to keep pressure washer functioning efficiently. See "Maintenance & Repair" for frequency of servicing.
Any Questions, Comments, Problems or Parts Orders
Owner's Manual

Equipment Protection Quick Facts

Call NorthStar Product Support 1-800-270-0810
M157305AA
ITEM NUMBER: 157305, 157306,
SERIAL NUMBER: _____________
1
157307, 157308

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Summary of Contents for North Star M157305AA

  • Page 1: Equipment Protection Quick Facts

    M157305AA ITEM NUMBER: 157305, 157306, 157307, 157308 SERIAL NUMBER: _____________ Owner’s Manual Electric Hot Water/Steam Pressure Washer Instructions for Set-up, Operation, Maintenance & Storage This pressure washer produces cold or hot water high-pressure spray as well as steam spray. Cleaning chemicals may be incorporated into the spray if desired.
  • Page 2: Table Of Contents

    Table of Contents Equipment Protection Quick Facts ............................1 TABLE OF CONTENTS ..............................2 ABOUT YOUR PRESSURE WASHER ......................... 4 SPECIFICATIONS ................................ 5 COMPONENT IDENTIFICATION ..........................6 SPECIAL EQUIPMENT SAFETY FEATURES ......................8 High Pressure Safety Device (Rupture Disc) ........................8 Temperature Control Switch ..............................
  • Page 3 Step 3. Spraying ..................................17 Starting ....................................17 Spraying Procedure ................................17 Using Chemicals for Cleaning (if desired) ........................... 17 Hot Spray Procedure ................................18 Step 4. Stopping..................................19 STORAGE ................................... 19 Between-Use Storage ................................. 19 Long-Term Storage Preparation (between infrequent uses and at end of season) ............. 19 Winter Storage Preparation ..............................
  • Page 4: About Your Pressure Washer

    About Your Pressure Washer Thank you for purchasing a NorthStar hot water Site Selection. Pressure washers used while the open pressure washer! It is designed for long life, flame burner is used to heat the water are for dependability, and top performance. OUTDOOR USE ONLY unless specific exhausting guidelines are met.
  • Page 5: Specifications

    Specifications MODEL Model # 157305 157306 157307 157308 FLOW OUTPUT Pressure Rating 1700 psi 2700 psi 2000 psi 2750 psi Flow Rate 1.5 gpm 2.5 gpm 1.5 gpm 2.5 gpm Maximum Temperature 250 F POWER REQUIREMENTS Dedicated NEMA 5-20R 6-30R 5-20R 6-30R Receptacles...
  • Page 6: Component Identification

    Component Identification Exhaust Vent: Provides an exit for burner exhaust Fuel Tank: The Burner has an 8.25 gal. fuel tank- gases. kerosene, #1 or #2 diesel, or fuel oil may be used. High Pressure Water Outlet: A passage for water Do not mix fuel types.
  • Page 7 11. Power Switch: Flip up for on. 18. Garden Hose Water Inlet: Connection point for 12. Thermostat: Controls power to fuel solenoid for standard garden hose. Garden hoses less than firing. 100’ in length must have a minimum inner diameter 13.
  • Page 8: Special Equipment Safety Features

    Special Equipment Safety Features Pump Thermal Relief Valve This unit is equipped with the following safety features: This valve, on the Unloader bypass port, protects the High Pressure Safety Device (Rupture Disc) pump from overheating. The pump continues to work in Acts as a backup safety feature.
  • Page 9: Safety

    Safety Hazard Signal Word Definitions This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death. DANGER (red) indicates a hazardous situation, which if DANGER not avoided, will result in death or serious injury.
  • Page 10: Safety Decal Locations

    Safety Decal Locations              ®      CHEMICAL NOZZLE STEAM NOZZLE 0° NOZZLE 15° NOZZLE 25° NOZZLE 40° NOZZLE Ref# Part# Description 305410 Caution, Hot Water 777725 NorthStar 305427...
  • Page 11: Assembly And Initial Set-Up

    Assembly and Initial Set-Up Step 1. Inspect & Unpack Step 2. Assembly Inspect pressure washer immediately after delivery for Insert nozzles in spaces provided on the control panel. missing parts or damage. Find and separate To install wheels, refer to Figure 6: components identified in Figure 4 and Figure 5.
  • Page 12: Step 4. Moving And Handling

    Handle (NFPA 70) and to provide additional protection from the risk of electric shock. Note: Before use, your GFCI should be tested at either built-in or receptacle base. 1. For a product rated at 125 volts or less, the GFCI is build into the power cord plug.
  • Page 13: Before Each Use

    Before Each Use Follow the steps below prior to each use. WARNING: High pressure fluid injection hazard Step 1: Inspect Equipment High-pressure fluid discharge from leaks (even pin- Electrical sized) or ruptured components can pierce skin and inject fluid into the body. Injection injury can result in ...
  • Page 14: Filling Burner Fuel Tank (If Heated Water To Be Used)

    Filling Burner Fuel Tank (if heated water to Step 3. Select Suitable Worksite Guidelines be used) WARNING: Location hazard WARNING: Flammability hazard You must choose a suitable site for operating your Burner fuels are highly flammable. Turn the machine off pressure washer to avoid equipment damage and/or and allow it to cool for at least 2 minutes before injury and possible death from carbon monoxide...
  • Page 15: For Indoor Hot Water/Burner Use

    For Indoor Hot Water/Burner Use For more details, refer to NFPA 31: Standard for  Exhaust: the Installation of Oil-Burning Equipment. Hot fumes from burner must be exhausted Chapter 5 provides guidelines on how to ensure  through a hood or piped to the outside. adequate air is provided for safe combustion.
  • Page 16: Selecting And Connecting Spray Nozzle

    Turn pressure washer off and depressurize line before Coupler connecting a new nozzle. Engage safety latch on spray gun. Connect appropriate nozzle according to “Quick Connect Procedure.” Step 2. Pre-Spraying Procedure Water outlet or Collar nozzle-type Safety Rules connection Prevent slips/loss of balance. High-pressure spray Figure 9a could cause you to lose balance from kickback forces, and wet surfaces can be slippery.
  • Page 17: Personal Protective Gear

    Personal Protective Gear  Disengage safety latch and start spraying at the top using long, even, side-to-side, overlapping passes. WARNING: High pressure spray hazard  The pressure washer is set and locked to the High-pressure spray can injure eyes/skin. Hot water can maximum rated pressure when it leaves the factory.
  • Page 18: Hot Spray Procedure

    Chemical Spraying Procedure: CAUTION: Chemical mixture Disengage safety latch and apply chemicals  The special NorthStar braided chemical hose when placed within a liquid and attached at the pump’s evenly to the cleaning surface working from chemical injection port will inject 1 part chemical to 15 bottom upward, using long, even, overlapping parts water.
  • Page 19: Step 4. Stopping

    Step 4. Stopping DANGER: Carbon monoxide poisoning hazard If the heater was used, turn heat switch OFF and run Exhaust fumes from the burner contain carbon cold water through the coil for at least 2 minutes while monoxide (CO), a poisonous gas you cannot see, spraying.
  • Page 20: Maintenance & Repair

    Maintenance & Repair WARNING: Maintenance hazards ALWAYS shut off water supply, bleed water pressure, turn off motor and unplug electrical cord before cleaning, adjusting, or servicing the pressure washer. After servicing, make sure all guards and cover shields are replaced before using. Follow all safety rules and recommended maintenance instructions.
  • Page 21: Clean Inlet Filter For Garden Hose

    b. For Cat pumps: Use SAE30 non-detergent oil or Cat Pump Oil Item #22158. Replace oil fill cap.  Drain Burner’s Fuel Filter/Water Separator Good Drain water from burner’s filter bowl as needed. Replace filter after every 500 hours of use or annually. Important: Always empty the burner’s fuel tank ...
  • Page 22: Inspect And Clean Flow Switch

    Attach high-pressure hose(s) to machine’s high- Insert shuttle into brass flow switch in orientation   pressure water outlet. Do not hook up the spray shown in Figure 19. gun. Note: Aligning the male tabs on the shuttle to the ...
  • Page 23: Inspect/Clean/Adjust Electrodes

    Insulation Clean off carbon deposits, which may have  Heating accumulated on the tips of electrodes. coil Reset the spacing as shown below in Figure 23.  Reattach burner to the heat exchanger.  Heating Electrodes chamber Figure 20 – Heating Chamber Interior Reattach high-pressure hose and thermostat and ...
  • Page 24: Oil Burner Adjustment (Only Needed If White Exhaust Smoke Appears)

    Oil Burner Adjustment (only needed if white exhaust smoke appears) Figure 24 The oil burner is preset and performance tested at factory elevation of 1100 feet. Different altitudes may 5. Loosen locking screw and rotate air band closed require a one-time initial burner adjustment. until black smoke appears from burner exhaust vent.
  • Page 25: Troubleshooting

    Troubleshooting Pressure Washer Will Not Run At All - No Power Causes Solutions Machine turned OFF Turn Pump switch ON Line circuit breaker tripped Check for tripped circuit breaker in building Circuit Breaker Trips Causes Solutions Voltage too low Check the voltage Circuit Breaker Overloaded Make sure there is no other equipment using the same circuit.
  • Page 26: Parts Explosion- Rev Aa

    Parts Explosion– Rev AA...
  • Page 27: Parts List- Rev Aa

    Parts List– Rev AA ITEM PART # DESCRIPTION MODEL ITEM PART # DESCRIPTION MODEL 38509 Threaded Gun Hook 50’ PW Hose Assy 38525 38510 Threaded Hose Hook 777914 Quick Couple, 3/8” FPT 777111 Grommet 777915 Quick Couple Nipple, 3/8” FPT 780494 Hot Water Frame 791274 Quick Coupler, 1/4”...
  • Page 28: Pump Explosions

    Pump Explosions ITEM PART # DESCRIPTION MODEL 790693 Comet AXD 1617E GH 157305 790550 Comet AXD 2527GE-NH 157306 791327 Cat 4DX 157307 789205 Cat 4DNX 157308 35918 Thermal Protector, 1/4” 157307, 157308 777837 3/8 Plug 157307, 157308 777411 3/8” Tee 157307, 157308 38596...
  • Page 29 Comet AXD 1617E GH Pump Exploded View...
  • Page 30 Comet AXD 1617E GH Pump Exploded View Part # Description Ref # Part # Description Ref # CO3202001800 CO3200001700 PORT PLUG, AXD COMET PUMP PISTON CHECK VALVE KIT,AXD CO3609001400 SCREW, M8 X 55 CO2409009100 CO3218032700 MANIFOLD CO1210046000 O-RING CO3202001800 CO2409008600 CHECK VALVE O-RING,OIL PLUG - WOBBLE CO1210004900...
  • Page 31 Comet AXD 2527GE-NH Pump Exploded View...
  • Page 32: Comet Axd 2527Ge-Nh Pump Exploded View

    Comet AXD 2527GE-NH Pump Exploded View Part # Description Ref # Part # Description Ref # CO3202001800 CO3200001700 PORT PLUG, AXD COMET PUMP PISTON CHECK VALVE KIT,AXD CO3609001400 SCREW, M8 X 55 CO2409009100 NOT AVAILABLE MANIFOLD CO1210046000 O-RING CO3202001800 CO2409008600 CHECK VALVE O-RING,OIL PLUG - WOBBLE CO1210004900...
  • Page 33 Cat 4DX Pump Exploded View...
  • Page 34 Cat 4DX Pump Exploded View Ref# DESCRIPTION Ref# DESCRIPTION Not Available Screw CA941516 Inlet Fitting Assembly CA547153 Bearing Cover CA30516 Bolt Mount Assembly CA14041 O-Ring, Bearing Cover CA32088 Handle Adjustable (Not Shown) CA55337 Oil Seal CA46570 Adjusting Cap CA14488 Inner Ball Bearing CA33394 Pressure Spring CA547048...
  • Page 35 Cat 4DNX Pump Exploded View Ref# DESCRIPTION Ref# DESCRIPTION Not Available Screw Kit #1 Seal CA547153 Bearing Cover Not Available Seal Case CA14041 O-Ring, Bearing Cover CA13976 O-Ring for Seal Case CA55337 Oil Seal Kit #1 Seal CA14488 Inner Ball Bearing CA17428 O-Ring, Inlet CA547048...
  • Page 36: Wiring Diagrams

    Wiring Diagrams...
  • Page 40: Limited Warranty

    Limited Warranty Dear Valued Customer: The NorthStar Product you just purchased is built with the finest material and craftsmanship. Use this product properly and enjoy the benefits from its high performance. By purchasing a NorthStar product, you show a desire for quality and durability. Like all mechanical equipment this unit requires a due amount of care.
  • Page 41 This page was intentionally left blank...
  • Page 42 Manufactured by Northern Tool + Equipment Co., Ltd Burnsville, MN 55306 NorthernTool.com...

This manual is also suitable for:

157305157306157307157308

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