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Generac 1539-0 pressure washer Parts

Here are the diagrams and repair parts for Generac 1539-0 pressure washer, as well as links to manuals and error code tables, if available.

Generac 1539-0 pressure washer
By Schematic
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Browse Parts for 1539-0 Pressure Washers

  • Snap Ring for Generac 1539-0 - Part 12687628PGS

    Pump diagram

    Craftsman Snap Ring

    Part #12687628PGS

    Replaced by #12687628PGS

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    Manufacturer substitution
    This part replaces 12687628PGS. Substitute parts can look different from the original.
    In Stock
    $38.29
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  • Screw for Generac 1539-0 - Part 155B2327GS

    Pressure Washer Screw

    Part #155B2327GS

    Replaced by #155B2327GS

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    Manufacturer substitution
    This part replaces 155B2327GS. Substitute parts can look different from the original.
    In Stock
    $8.69
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  • Spacer for Generac 1539-0 - Part 11687628PGS

    Pump diagram

    Generac Spacer

    Part #11687628PGS

    Replaced by #11687628PGS

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    Manufacturer substitution
    This part replaces 11687628PGS. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $6.86
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  • Pstn, Guid for Generac 1539-0 - Part 120B2126GS

    Pump diagram

    Generac Piston Guide

    Part #120B2126GS

    Replaced by #120B2126GS

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    Manufacturer substitution
    This part replaces 120B2126GS. Substitute parts can look different from the original.
    In Stock
    $140.12
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  • Decal for Generac 1539-0 - Part 187974AGS

    Unit diagram

    Generac Pressure Washer Nozzle Decal

    Part #187974AGS

    Replaced by #187974AGS

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    Manufacturer substitution
    This part replaces 187974AGS. Substitute parts can look different from the original.
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    $26.67
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  • Plate, Spa for Generac 1539-0 - Part 222B2327GS

    Unloader diagram

    Craftsman Spacer Plate

    Part #222B2327GS

    Replaced by #222B2327GS

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    Manufacturer substitution
    This part replaces 222B2327GS. Substitute parts can look different from the original.
    In Stock
    $22.96
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  • Cap for Generac 1539-0 - Part 190641GS

    Pump diagram

    Plug

    Part #102B2126GS

    Replaced by #190641GS

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    Manufacturer substitution
    This part replaces 102B2126GS. Substitute parts can look different from the original.
    In Stock
    $47.20
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  • Screw for Generac 1539-0 - Part 11087822PGS

    Pump diagram

    Craftsman Screw

    Part #11087822PGS

    Replaced by #11087822PGS

    Info Icon
    Manufacturer substitution
    This part replaces 11087822PGS. Substitute parts can look different from the original.
    In Stock
    $13.26
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  • Filter for Generac 1539-0 - Part 709496

    Pressure Washer Chemical Injector Hose Filter

    Part #A1041GS

    Replaced by #709496

    Info Icon
    Manufacturer substitution
    This part replaces A1041GS. Substitute parts can look different from the original.
    In Stock
    $13.71
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  • Valve for Generac 1539-0 - Part 10287822PGS

    Pump diagram

    Troybilt Complete Valve

    Part #10287822PGS

    Replaced by #10287822PGS

    Info Icon
    Manufacturer substitution
    This part replaces 10287822PGS. Substitute parts can look different from the original.
    In Stock
    $32.96
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Most common symptoms to help you fix your pressure washers

Choose a symptom to see related pressure washer repairs.

Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine nee…

Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system fai…

Main causes: dirty air filter, stale fuel, clogged or dirty carburetor, bad unloader valve…

Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston…

Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad re…

Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, ba…

Things to do: tune up the engine, inject pump saver into the water pump when storing the pressure washer for the winter…

Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stu…

Main causes: faulty unloader valve, bad pressure regulator…

Repair guides for gas pressure washers

These step-by-step repair guides will help you safely fix what’s broken on your pressure washer.

How to replace a pressure washer pump

How to replace a pressure washer pump

The pump can be damaged by air in the inlet water supply or by chemicals that remain in the pump body after using the ch…

Repair time and Difficulty

 15 minutes or less
How to install a pressure washer O-ring kit

How to install a pressure washer O-ring kit

O-rings seal fittings on the pressure washer pump. Damaged seals allow water to leak from the pump. Follow these steps t…

Repair time and Difficulty

 45 minutes or less
How to replace a pressure washer unloader valve

How to replace a pressure washer unloader valve

The unloader valve recirculates water to protect the pump from damage. If the unloader valve is defective, replace it us…

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your pressure washers

Use the advice and tips in these articles and videos to get the most out of your pressure washer.

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