North Star A1573701 Owner's Manual
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North Star A1573701 Owner's Manual

Pressure washer pump
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Owner's Manual
Pressure Washer Pump:
Any Questions, Comments, Problems or Parts Orders
cleaning machines.
Read this manual.
Serious injury or death can result if safety instructions are not followed.
Pump is shipped with oil.
Must check oil level before use.
- Remove shipping plug and install vented fill cap. (Comet Pumps)
- Remove shipping tape and vlack vent plug (if present) from oil fill cap.
(Cat Pumps)
- Remove shipping plug and install dipstick. (General Pumps)
- Remove shipping plug and install dipstick. (NorthStar Pumps)
- Remove shipping plug and install vented fill cap. (Powerhorse Pumps)
- See pump oil cap section of this manual.
Closely inspect all components.
-If you have damaged components then: Contact the freight company that
delivered the unit and file a claim.
-If you have missing components then: Contact Customer Service at
1-800-270-0810.
Call NorthStar Product Support 1-800-270-0810
MA1578111X.2
ITEM NUMBERS:
A1573701, A1577541, A1578111, A1578131,
A1578151, A1578203, A1578173, A157711,
A157712, A157594, A1577110, A15782030,
A157121, A157123, A157124, A157127,
A157130, A1578171, A1578181, A1578201
For high pressure
WARNING
1

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  • Page 1 MA1578111X.2 ITEM NUMBERS: A1573701, A1577541, A1578111, A1578131, A1578151, A1578203, A1578173, A157711, A157712, A157594, A1577110, A15782030, A157121, A157123, A157124, A157127, A157130, A1578171, A1578181, A1578201 Owner’s Manual Pressure Washer Pump: For high pressure cleaning machines. WARNING Read this manual. Serious injury or death can result if safety instructions are not followed.
  • Page 2 Hazard Signal Word Definitions...

  • Page 3: Table Of Contents

    Table of Contents Important Safety Rules ........……4, 5 Pump Oil Cap and Pump Component Identification… 6 Operation Instructions ........…….7-9 Water Supply……………….………………………...7 Start-Up/Shut-Down Instructions……………………8 Applying Chemicals. ………………………………...9 Maintenance and Storage........……10-12 Maintenance Mode and Maintenance Schedule…10 Pump Oil Change….…………………………...……11 Long Term Storage………………………………….12 Winter Storage……………………………………….12 Troubleshooting ........……....13 Specifications .....….......…..14...

  • Page 4: Important Safety Rules

    Important Safety Rules WARNING 1.) Read owner's manual completely. Serious injury or death can result if safety instructions are not followed. You must be 16 or older to operate this machine. Keep untrained people away. 2.) Skin puncture hazard. High pressure fluid can inject under skin resulting in serious injury including amputation.
  • Page 5 Important Safety Rules WARNING 5.) Risk of exposure to dangerous chemicals. Serious injury or death can result if chemical manufacturer instructions are not followed. -Wear protective gloves when handling and cleaning with chemicals. -Understand all safety hazards and first aid for all chemicals being used. -When cleaning filters, check if chemicals have been used and take any precautions that are recommended by the chemical manufacturer.

  • Page 6: Pump Oil Cap And Pump Component Identification

    Pump Oil Cap and Pump Component Identification...

  • Page 7: Operation Instructions

    The bucket must fill faster than the times listed in the table below. Model Time to fill 5-gallon bucket A157711 100 seconds A1577541 100 seconds A1578111 100 seconds A1578173 100 seconds A1573701 84 seconds A1578131 84 seconds A157712 63 seconds A1578151 72 seconds A1578171 100 seconds A1578181...

  • Page 8: Start-Up/Shut-Down Instructions

    Operation Instructions Start-Up Instructions 1. Attach garden hose to water inlet. 2. Attach pressure hose to water outlet and gun. 3. Attach spray gun to lance. 4. Turn water supply ON. 5. Squeeze trigger to purge air from pump. 6. Insert nozzle. 7.

  • Page 9: Applying Chemicals

    Operation Instructions Applying Chemicals 1.) Install the black nozzle to spray chemicals onto the cleaning surface. 2.) Start the pressure washer according to the start-up instructions. 3.) Submerge the chemical hose in cleaning solution. 4.) Squeeze the spray gun trigger. The chemical injector will draw the chemical into the water stream. 5.) Apply chemicals evenly onto the cleaning surface.

  • Page 10: Maintenance And Storage

    Maintenance and Storage Maintenance Mode Before performing any maintenance on the pressure washer, it must be placed in maintenance mode. 1.) Turn off engine. 2.) Turn off water supply. 3.) Squeeze trigger to relieve system pressure. 4.) Shut off fuel valve. 5.) Unplug spark plug wire from spark plug, (see engine owners’...

  • Page 11: Pump Oil Change

    Maintenance and Storage Pump Oil Change 1.) Place a suitable container below the pump to catch used oil, then remove the oil fill cap and oil drain plug. 2.) Allow the used oil to drain completely, then reinstall the drain plug and tighten securely. 3.) Please dispose of used oil in a manner that is compatible with the environment.

  • Page 12: Long Term Storage

    Maintenance and Storage Checking Oil Level for A157711 & A1577110 1.) Turn off engine, allow it to cool and disconnect the spark plug wire. 2.) Twist the dipstick cap until the arrow on the cap lines up with the arrow on the breather plug. Remove the dipstick from the breather plug.

  • Page 13: Troubleshooting

    Troubleshooting Problem Engine will not start SOLUTION: A,B Low/Surging pressure or no water flow SOLUTION: C,D,E,F,G,H No chemical injection SOLUTION: I,J,K,L Cause Solution A- Low oil shutdown See engine manual for oil requirements B- Engine starting instructions not followed See engine manual for starting instructions C- Insufficient water supply See water supply section of this manual D- Plugged pump inlet filter...

  • Page 14: Specifications

    Specifications Max Water Nozzle Item # Power Shaft Size Temp Size 3/4” keyed A1573701 2500 5-6.5hp Gas engine #3.5 3/4” keyed 2700 5-6.5hp Gas engine #3.0 A1577541 3/4” keyed 2700 5-6.5hp Gas engine #3.0 A1578111 3/4” keyed 3000 5-6.5hp Gas engine #3.0...

  • Page 15: Parts Explosions

    Parts Explosions – Rev X.2...
  • Page 16 Parts Explosions – Rev X.2 (cont’d) Item Part# Description Model A1577541 Comet VRX Pump A1577541 A1573701 General TP 2530 A1573701 A1578111 Comet AXD Pump A1578111 A1578131 Comet AXD Pump A1578131 A1578151 Comet ZWD Pump A1578151 A1578173 NorthStar NSLW Pump A1578173...

  • Page 17: Pump Explosions

    Comet VRX Pump Exploded View Ref # Code Description Ref # Code Description 2801 0079 Thermo Valve Cover 2432 0018 Pump Crankcase 1210 0218 O-Ring 1802 0213 Piston Spring 0424 0402 Thermal Valve Body 2409 0099 Piston 1210 0475 O-Ring 0009 0267 Ring 3230 0031 Sensor 5026 0260 Piston Kit...
  • Page 18 Comet VRX Pump Exploded View 3202 0276 Plug 1210 0170 O-Ring Regulation Valve 1802 0219 1410 0322 Detergent Injector Kit Spring 2811 0117 Washer 0204 0051 Bushing 3605 0104 Special Screw 1802 0216 Spring 1210 0392 O-Ring 3003 0033 Ball 1210 0470 O-Ring 1210 0466 O-Ring 0009 0272 Ring...
  • Page 19 General Pump Triplex 2530 Exploded View *Unloader not shown 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 98.2041.00...
  • Page 20 Comet AXD Pump Exploded View Part # Description Ref # Part # Description Ref # CO3202001800 CO0438008000 Ball Bearing CO3609001400 Screw CO0001045300 Eccentric Shaft CO1220004500 Suct./Del. Valve Ass.y kit CO0436001900 Axial Bearing CO1210004900 O-Ring CO2816002600 Thrust Bearing CO3009012900 Valve Seat CO3609000500 Screw CO3604002800 Suct./Del.
  • Page 21 Comet AXD Pump Exploded View CO1227002200 Ring Nut CO2409009100 Check Valve Kit CO1802018200 Spring (Wire Ø3,25) CO0009026100 Ring CO0204004600 Bushing CO0009026200 Ring CO0009020700 Spring Spacer CO1241005900 Packing CO2409008800 Piston Rod CO1215031100 Safety Valve O-Ring CO0608003000 Easy Start Device CO0009020500 Spring Spacer CO2803043500 Chem.
  • Page 22 Comet ZWD Pump Exploded View...
  • Page 23 Comet ZWD Pump Exploded View...
  • Page 24 Cat 66DX40GG1 Pump Exploded View...
  • Page 25 NorthStar NSLW Pump Exploded View Part # Code Description Part # Code Description 3218 0424 Brass Pump Manifold Kit 2811 0084 Washer 3202 0018 Plug 3200 0007 Cap 3609 0014 Screw 2811 0086 Washer 1210 0046 O-Ring 0204 0072 Bushing 3009 0087 Suct.
  • Page 26 NorthStar NSLW Pump Exploded View 1241 0065 Packing 1817 0064 Pressure Knob 0009 0223 Back Ring 3410 0288 Injector Body 1241 0030 Packing 1210 0398 O-Ring 0009 0222 Packing Retainer 1210 0402 O-Ring 1210 0223 O-Ring 1802 0197 Spring 0019 0095 Oil Seal 2409 0122 Check Valve 0600 0048 Special Bolt 1210 0460 O-Ring...
  • Page 27 NorthStar NSZW Pump Exploded View Part # Code Description Part # Code Description 3218 0424 Brass Pump Manifold Kit 3200 0007 Cap 3202 0018 Plug 2811 0084 Washer 3609 0014 Screw 2811 0086 Washer 1210 0046 O-Ring 0204 0072 Bushing 3009 0087 Suct.
  • Page 28 NorthStar NSZW Pump Exploded View 1241 0030 Packing 1210 0398 O-Ring 0009 0222 Packing Retainer 1210 0402 O-Ring 1210 0223 O-Ring 1802 0197 Spring 0019 0095 Oil Seal 2409 0122 Check Valve 0600 0048 Special Bolt 1210 0460 O-Ring 2811 0080 Washer 3410 0296 Injector Body Kit 0202 0020 Ceramic Bushing 2409 0123 Check Valve Kit...
  • Page 29 3025A Pump Exploded View...
  • Page 30 3025A Pump Exploded View Item Description Part # Item Description Part # Socket head screw 781361 31 Cone valve spring Kit #4 Kit #4 Pump basal flange 32 O-ring 14.2X1.9 Kit #1 Or Kit #5 O-ring 80X2.4 Kit #1 33 Hose barb seat Kit #4 Radial shaft seal FB36-50-7 Kit #1...
  • Page 31 3025A Pump Exploded View Kit Qty Kit # Description Item # Items Included Kit Part # Needed Pump basal flange Flange w/ Seal O-ring 80X2.4 782837 Radial shaft seal FB36-50-7 Oil seal O-ring 15X2.2 Spacer 782843 Seal Kit O-ring 21.8X1.9 Water seal Compaction washer O-ring 9.8X1.9...
  • Page 32 1807A Pump Exploded View...
  • Page 33 1807A Pump Exploded View Item Description Part # Qty Item Description Part # Screw M6*16 Valve body Kit #11 Drain plug Kit #1 O-ring Ø17.17*1.78 Kit #11 Gasket, drain plug Kit #1 O-ring Ø6.08*1.78 Kit #11 O-ring Ø110*3 Kit #2 Backup ring 6.2*9*1.2 Kit #11 Cover, oil plug, Black...
  • Page 34 1807A Pump Exploded View Kits Qty Kit # Description Items Included Part # Needed 4 Drain plug 5 Gasket, drain plug Oil Drain Plug & 93 O-ring 784969 Sight Glass Kit 94 Oil Gauge 95 Spring Disk 7 O-ring Ø110*3 Crankcase Cover 784968 92 Crankcase Cover...
  • Page 35 3025A W/Easy Start Pump Exploded View...
  • Page 36 3025A W/Easy Start Pump Exploded View Item Description Part # Item Description Part # Kit #4 Socket head screw 781361 32 O-ring 14.2X1.9 or Kit #5 Pump basal flange Kit #1 33 Hose barb seat Kit #4 O-ring 80X2.4 Kit #1 34 Outlet nut M22×1.5-14 Kit #4 Radial shaft seal FB36-50-7...
  • Page 37 3025A W/Easy Start Pump Exploded View Kit Qty Kit # Description Item # Items Included Kit Part # Needed Pump basal flange Flange w/ Seal O-ring 80X2.4 782837 Radial shaft seal FB36-50-7 Oil seal O-ring 15X2.2 Spacer 782843 Seal Kit O-ring 21.8X1.9 Water seal Compaction washer...
  • Page 38 NSSHFD5030 Pump Exploded View...
  • Page 39 NSSHFD5030 Pump Exploded View Ref # Part # Description Ref # Part # Description Manifold CO3609003000 Screw Not Available Not Available Screw CO3200000700 Cap CO3202011200 CO1210044100 O-Ring CO1210004600 O-Ring CO3200000700 Cap CO3009008700 Suct./Del. Valve Seat CO2811008400 Washer Suct./Del. Valve CO3202001500 Cap Not Available CO1802017700 Suct.
  • Page 40 NSSHFD5030 Pump Exploded View Ref # Part # Description Ref # Part # Description Bushing CO3410036600 Injector Body 2.3 Not Available CO3622003000 Stop Adjustable Nut Not Available O-Ring CO1227002200 Ring Nut Not Available Coupling CO1802018000 Not Available Spring Spring CO0009020700 Spring Spacer CO3003002600 Ball...
  • Page 41 Pump Exploded View – Comet DWD...
  • Page 42 Pump Exploded View – Comet DWD Ref# DESCRIPTION Ref# DESCRIPTION Not Available PUMP MANIFOLD Not Available PUMP CRANKCASE CO3202001800 CO0438014900 BEARING CO3609033800 SCREW CO3019001200 OUTER SEEGER CO3609027100 SCREW CO0009032700 AXIAL RING CO1215068300 THERMAL RELIEF VAVLE CO1210035700 O-RING CO3202001800 SCREW CO0402055300 SIDE COVER CO1210081500 O-RING...
  • Page 43 Pump Exploded View – Cat 4DNX Ref# DESCRIPTION Ref# DESCRIPTION CA549360 SCREW CA46233 RETAINER, SEAL CA547153 BEARING COVER CA49816 SEAL CA14041 O-RING, BEARING COVER Not Available SEAL CASE CA55337 OIL SEAL CA13976 O-RING FOR SEAL CASE CA14488 INNER BALL BEARING CA49824 SEAL CA547048...
  • Page 44 Pump Exploded View Continued – Cat 4DNX Ref# DESCRIPTION Ref# DESCRIPTION CA547798 ADJUSTING CAP CA46254 SEAT, CHECK VALVE CA45070 LOCK NUT CA13963 O-RING, CHECK VALVE SEAT CA32094 PRESSURE SPRING CA49765 VALVE, CHECK CA549352 SPRING RETAINER CA45924 SPRING CA45694 PISTON STEM CA26133 O-RING, BODY CA20184...
  • Page 45 Pump Exploded View – Cat 4SPX...
  • Page 46 Pump Parts List – Cat 4SPX Ref# DESCRIPTION Ref# DESCRIPTION Not Available SCREW Not Available SCREW CA547084 BEARING COVER CA31643 ADAPTER MOUNT ASSEMBLY CA14041 O-RING, BEARING COVER CA547797 HANDLE, ADJUSTING CA125351 OIL SEAL CA547798 ADJUSTING CAP Not Available INNER BALL BEARING CA548671 LOCK NUT CA547020...
  • Page 47 Pump Exploded View – Cat 66DX35G1I Ref# DESCRIPTION Ref# DESCRIPTION Not Available SCREW CA46730 WASHER BEARING COVER CA48201 RETAINER, PLUNGER Not Available CA14028 O-RING, BEARING COVER CA48755 RETAINER, SEAL CA125351 OIL SEAL CA45188 SEAL CA14037 O-RING, BEARING COVER CA48759 SEAL CASE CA146421 INNER BALL BEARING CA13980...
  • Page 48 Pump Exploded View Continued – Cat 66DX35G1I Ref# DESCRIPTION Ref# DESCRIPTION WASHER, SEAL (3/8”) CA49100 HANDLE, ADJUSTING CA49121 (BLACK) Not Available CAP, ADJUSTING CA49245 VALVE, CHECK W/NBR O-RING CA125521 NUT, LOCKING (M25X1) CA117275 SPRING, CHECK VALVE O-RING, BODY – 80D CA88953 SCREW, SET (M4X4) CA26133...
  • Page 49 Pump Exploded View – General Pump ME11511G8...
  • Page 50 Pump Exploded View – General Pump ME11511G8 Ref# DESCRIPTION Ref# DESCRIPTION Not Available Manifold Ø 15 GP81210670 Bottom Ring, Ø15 GP36202551 Inlet Valve Guide GP96738000 Washer Ø17.5x23x1.5 Plug, G3/8”x13 GP94737600 Inlet Spring, Ø9.4x14.8 GP98210050 GP36200176 Spherical Inlet Valve GP96751400 Washer, Ø21.5x27x1.5 Plug, G1/2”x10 GP90384100 O-ring, Ø17.13x2.62...

  • Page 51: Limited Warranty

    12 months from date of purchase by user A1577110 Northstar Warranty Item # Consumer Warranty Period Commercial Warranty Period A1573701, A1577541, A1578111, A1578131, A1578151, A1578171, 12 months from date of purchase by user 12 months from date of purchase by user A157594, A1578181,...
  • Page 52 Assembled by Northern Tool & Equipment Company, Inc. Burnsville, MN 55306 NorthernTool.com...

This manual is also suitable for:

A1577541A1578111A1578131A1578151A1578203A1578173 ... Show all

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