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NorthStar MPPWE Installation, Operation And Maintenance Manual

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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

PRESSURE WASHER

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.
Engine Oil
Engine is shipped without oil. Fill before starting.
Use SAE 10W-30 motor oil.
Pump Oil
Pump is shipped with oil. Change oil plug and check pump oil level before starting.
Use SAE 30 Non-detergent pump oil (item# 4043) or Cat Pump oil (item# 22158) 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
Use any North Star brand or equivalent pressure washer chemicals.
Chemicals
Couple the chemical injector to the pump outlet. Use black nozzle.
Maintenance
Engine:
Schedule
Cat Pump:
General Pump:
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
Cleans dirty surfaces with high pressure water.
:
Quick Facts
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.
Oil: change after first 50 hours, then every 3 months or 500 hours.
Oil: change after first 40 hours, then every 3 months or 500 hours.
MPPWE
ITEM NUMBER:
SERIAL NUMBER:
Engine Model:
Pump Model:
Flow:
Hose Length:
Nozzle Size:
In the United Kingdom
Call 02392639752
Northern Tool and Equipment Co. (UK) Ltd.
Unit 2, Keel Close,
Portsmouth, Hants PO3 5QD, England
Pressure:
Lance Length:

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Summary of Contents for NorthStar MPPWE

  • Page 1: 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.

  • Page 2: Table Of Contents

    Table of Contents Important Safety Instructions Maintenance Instructions 11-12 Machine Component Moving and Handling Instructions Identification Installation Instructions Long Term Storage Operation Instructions 8-10 Troubleshooting Safety Features 10-11 Parts Breakdowns 15-20 Important Safety Instructions WARNING -Risk of injection or injury to persons - Do not direct discharge stream at persons or animals. Do not use a hose if exterior damage is evident.

  • Page 3: Machine Component Identification

    Machine Component Identification 157816, 157817, 157818, 157819, 157820 00477 Ref # Description Ref # Description Hose/Gun Holder Water Outlet (Pressure Hose) Water Inlet (Garden Hose) Pressure Adjustment (unloader) Easy Start Knob Inlet Filter Engine Start/Stop Switch Engine Oil Drain Engine Oil Fill Engine Controls (see engine manual)

  • Page 4: Installation Instructions

    Installation Instructions I.) Unpack Separate and identify the components found in the box(es). Use the assembly instructions in this manual for assembly. Spray Gun & Grip Qty-1 Handle Hose Hook Qty-1 Qty-1 Lance Extension Qty-1 Fastener Bag Qty-1 Nozzle Qty-5 Spacers High Pressure Hose Qty-2...
  • Page 5 III.) Assembly Instructions A. Assemble Hinge Ears to pressure washer with carriage bolts, lock washers, and hex nuts. Thread nut on to bolt hand tight. Item # Description Qty. 32525 Hinge Ear 5/16-18 x 3/4” Carriage Bolt Qty. 4 5/16 Lock Washer Qty.
  • Page 6 C. Tighten all nuts from step A. Assemble Spacers on to Knobs. Thread Knob and Spacer to secure Handle. Item # Description Qty. 32463 Knob 32738 Spacer Knob Spacer 00493 Knob D. Attach Hose Hook to Handle with bolts, lock washer and hex nuts.
  • Page 7 E. Attach Gripper Clip to base with a bolt, lock washer and hex nut. Remove plastic axle covers before Gripper Clip attaching Wheels to Base. Attach Wheels to Base with Wheel Retainer using the 5/32” allen wrench in the fastener bag. Item # Description Qty.

  • Page 8: Operating Instructions

    Operating Instructions Read and understand the entire manual before operating the pressure washer. Follow these instructions every time you use the pressure washer. I.) Pre-Operation III.) Attach Garden Hose A.) Position the machine for easy access to all Your pressure washer is equipped with a garden hose controls.
  • Page 9 V.) Attach Gun & Lance NOTE: Your pressure washer is equipped with a low Connect the lance to the grip using the 22MM pressure chemical injector. The proper chemical thread-on quick coupler. The o-rings seal the used for the proper application can speed up connection so you only have to tighten the quick cleaning jobs tremendously.
  • Page 10 XI.) Adjust Pressure The unloader valve regulates the operating pressure of the pump. You can change the pressure by turning the adjustment knob on the unloader. The maximum Safety pressure is set at the factory and locked. Pressure 00417 Adjustment A.) Hold the lance with two hands, have a sturdy stance.

  • Page 11: Safety Features

    WARNING: If the safety relief valve ever discharges SAFETY FEATURES water, turn the engine off and do not use the machine. See a dealer or call Customer Service at 1-800-270-0810. Low Water Shutdown Thermal Protector II.) Thermal Protector The thermal protector protects your pump from overheated water.
  • Page 12 Cleaning The Inlet Filter Quantities Of Fluid WARNING: Check whether dangerous chemicals Pump Type of Fluid have been used, and take precautions when General TP2530 SAE 30** 11.0oz (0.33L) handling filters. General EZ4040 SAE 30** 14.0oz (0.41L) **Non-Detergent Oil (order pump oil Item #4043) TP2530 EZ4040 Oil Fill...

  • Page 13: Moving And Handling Instructions

    Moving and Handling Instructions Lifting Your Pressure Washer Maneuvering Your Pressure Washer 1.) Pull the handle back with both hands. 1.) To reduce risk of injury, it is recommended that two 2.) Rotate the handle downward to a comfortable height. adults lift the pressure washer.

  • Page 14: Troubleshooting

    Troubleshooting 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 engine. Make sure fuel shutoff valve is open Pressure build-up from initial use Trigger spray gun to relieve pressure.

  • Page 15: Parts Breakdown

    PPWE Parts Breakdown 157816 157819 ENGINES TO PUMP 157817 157820 PUMP 157818 PUMP 00475 ITEM PART# DESCRIPTION MODEL ITEM PART # DESCRIPTION MODEL 34631 Roll Cage Weldment 157816, 17 30624 Inlet Quick Coupler 34632 Roll Cage Weldment 157818, 19, 20 313108 Coupler, 3/8 female npt 32454...
  • Page 16 TP2530J34 − Triplex GENERAL PUMP A member of the Interpump Group ITEM PART # DESCRIPTION ITEM PART # DESCRIPTION 51.0106.22 CRANKCASE 90.3917.00 COVER O-RING 98.2100.00 PLUG, 3/8 51.0301.22 CONNECTING ROD 90.3833.00 O-RING 51.0500.56 PLUNGER ROD 51.2091.02 PROTECTOR 99.2730.00 SCREW, J34 OPTION 90.1565.00 OIL SEAL 96.7014.00 WASHER, J34 OPTION...
  • Page 17 ITEM PART # DESCRIPTION ITEM PART # DESCRIPTION 44.1206.41 MANIFOLD 44.1002.51 HEAD RING 99.3175.00 SCREW 98.2100.00 CAP SCREW 96.7014.00 WASHER 98.2176.00 CAP SCREW 90.3841.00 O-RING 96.7380.00 WASHER 36.2003.66 VALVE SEAT 96.7514.00 WASHER 36.2001.76 VALVE 98.1966.00 CAP SCREW 94.7376.00 SPRING 90.2603.00 SEAL, LOW PRESSURE 36.2025.51 VALVE CAGE 90.0635.00 RETAINING RING...
  • Page 18 2SFX30GZ ITEM PART # DESCRIPTION ITEM PART # DESCRIPTION 89551 Screw, HHC (M6x16) 81240 Nut, Hex (M6) 150810 Washer, Seal (M6) 26089 O-Ring, Adapter - 80 44857 Cover, Bearing, Inner 44878 Spacer, Discharge, Seat 14044 O-Ring Bearing Cover 26089 O-Ring, Adapter - 80 44859 Seal, Oil 44881...
  • Page 19 5DX40G1 ITEM PART # DESCRIPTION ITEM PART # DESCRIPTION 92521 Sems Hex Head Screw (M8x20) 46617 V-Packing 46461 Bearing Case 46618 Male Adapter 14037 O-Ring, Flange 17547 O-Ring, Seal Case 46419 Oil Seal, Crankshaft 46658 Valve Seat 14037 O-Ring, Bearing Case 46429 Valve 146421...
  • Page 20 4SF40GS1 ITEM PART # DESCRIPTION ITEM PART # DESCRIPTION 92519 Sems. Comb. Head Screw (M6x16) 88575 Conical Washer (M6) 92520 Sems. Comb. Head Screw (M6x20) 27000 Slotted Nut (M6) 150810 Sealing Washer (M6) 14158 Cotterpin 45707 Bearing Cover 43781 O-Ring, Adapter 45172 Bearing Case - Inner 21986...

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