Generac
Gas Pressure Washer

Model #0606-4 Generac pressure washer

Here are the diagrams and repair parts for Generac 0606-4 pressure washer, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Save to my profile

    Showing 10 of 262 parts

    Cover

    #26

    Long block Diagram

    Cover

    Part #0G4233ASRV
    ?
    Manufacturer substitution
    This part replaces 88260B. Substitute parts can look different from the original.
    This part replaces 88260B
    $227.19

    In Stock

    Cover

    #13

    Pump Diagram

    Cover

    Part #10392294PGS
    ?
    Manufacturer substitution
    This part replaces 103-92294P. Substitute parts can look different from the original.
    This part replaces 103-92294P
    $14.46 | 
    37% OFF MSRP:$23.00

    In Stock

    Lawn & Garden Equipment Cap Screw

    #48

    Flywheel and ring gear assembly Diagram

    Lawn & garden equipment cap screw

    Part #DP81668
    ?
    Manufacturer substitution
    This part replaces 81668. Substitute parts can look different from the original.
    This part replaces 81668
    This item is not returnable
    $2.16

    In Stock

    Generator Oil Pressure Switch

    #39

    Flywheel and ring gear assembly Diagram

    Generator oil pressure switch

    Part #0D9235BSRV
    ?
    Manufacturer substitution
    This part replaces 77667. Substitute parts can look different from the original.
    This part replaces 77667
    $42.62

    In Stock

    Lawn & Garden Equipment Engine Hex Screw

    #26

    Main frame Diagram

    Lawn & garden equipment engine hex screw

    Part #692062
    ?
    Manufacturer substitution
    This part replaces 39253. Substitute parts can look different from the original.
    This part replaces 39253
    This item is not returnable
    $2.58 | 
    30% OFF MSRP:$3.70

    In Stock

    VALVE, INT

    #33

    Long block Diagram

    Valve, int

    Part #G086517
    ?
    Manufacturer substitution
    This part replaces 86517. Substitute parts can look different from the original.
    This part replaces 86517
    $15.04

    In Stock

    Pin

    #14

    Body assembly Diagram

    Pin

    Part #13792294PGS
    ?
    Manufacturer substitution
    This part replaces 137-92294P. Substitute parts can look different from the original.
    This part replaces 137-92294P
    This item is not returnable
    $3.07 | 
    37% OFF MSRP:$4.90

    In Stock

    Piston

    #17

    Body assembly Diagram

    Piston

    Part #13892294PGS
    ?
    Manufacturer substitution
    This part replaces 138-92294P. Substitute parts can look different from the original.
    This part replaces 138-92294P
    $90.09

    In Stock

    Generator Fuel Tank Mounting Grommet

    #49

    Main frame Diagram

    Generator fuel tank mounting grommet

    Part #83465GS
    ?
    Manufacturer substitution
    This part replaces 83465. Substitute parts can look different from the original.
    This part replaces 83465
    This item is not returnable
    $2.69 | 
    23% OFF MSRP:$3.50

    In Stock

    Generator Oil Filter Adapter

    #37

    Flywheel and ring gear assembly Diagram

    Generator oil filter adapter

    Part #0D5667A
    ?
    Manufacturer substitution
    This part replaces 94683. Substitute parts can look different from the original.
    This part replaces 94683
    $12.01

    In Stock

    Symptoms for gas pressure washers

    Choose a symptom to see related pressure washer repairs.

    Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, bad unloader valve
    Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system failure
    Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston
    Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine needs tune up
    Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad recoil starter
    Main causes: faulty unloader valve, bad pressure regulator
    Main causes: broken recoil spring, damaged recoil starter
    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, stuck unloader valve

    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 install a pressure washer check valve kit

    Air in the inlet water supply can damage the check valves. If the pump won’t build up pressure due to damaged check valves, follow these steps to replace the check valves.

    Repair difficulty
    Time required
     120 minutes or less
    How to install a pressure washer chemical injection kit

    The chemical injection valve draws detergent into the pump. If it’s not drawing detergent, use a repair kit to replace the chemical injection valve.

    Repair difficulty
    Time required
     15 minutes or less
    April 1, 2013
    By Lyle Weischwill
    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 to replace the O-rings in a leaking pressure washer pump.

    Repair difficulty
    Time required
     45 minutes or less

    Articles and videos for gas pressure washers

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

    March 1, 2016

    Getting the most from a pressure washer

    By Sears PartsDirect staff

    Learn how to get the best results when using a pressure washer.

    January 1, 2016

    Choosing the correct spray tip for a pressure washer

    By Sears PartsDirect staff

    Spray tips vary in pressure and angle of spray. This guide matches the spray tip to the cleaning job.

    November 1, 2015

    7 steps for winterizing and storing a pressure washer

    By Sears PartsDirect staff

    Follow this advice to winterize your pressure washer.