Generac
Gas Pressure Washer

Model # 1539-0 Official Generac pressure washer

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

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Model diagram and schematic

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Showing 10 of 129 parts  |

O-ring 231B2327GS
#6

Unloader diagram

O-ring

Part #231B2327GS

Replaced by #192914GS

?
Manufacturer substitution
This part replaces 231B2327GS. Substitute parts can look different from the original.
This item is not returnable
$26.70
18% OFF Phone Price : $32.70
In Stock
O-ring 11587628PGS
#11

Pump diagram

O-ring

Part #11587628PGS

Replaced by #192914GS

?
Manufacturer substitution
This part replaces 11587628PGS. Substitute parts can look different from the original.
This item is not returnable
$26.70
18% OFF Phone Price : $32.70
In Stock
Pressure Washer Chemical Injector Hose A1040DGS
Pressure washer chemical injector hose

Part #A1040DGS

Replaced by #705076

?
Manufacturer substitution
This part replaces A1040DGS. Substitute parts can look different from the original.
This item is not returnable
$21.89
22% OFF Phone Price : $27.89
In Stock
Gun, 4000p B1436BGS
#20

Unit diagram

Gun, 4000p

Part #B1436BGS

Replaced by #704311

?
Manufacturer substitution
This part replaces B1436BGS. Substitute parts can look different from the original.
$106.06
10% OFF Phone Price : $118.06
In Stock
Troybilt Dipstick 11287628PGS
Troybilt dipstick

Part #11287628PGS

In Stock
Craftsman Lock Washer 22237GS
Craftsman lock washer

Part #22237GS

This item is not returnable
In Stock
Craftsman Pressure Washer Unloader Valve Plunger 217B2327GS
#13

Unloader diagram

Craftsman pressure washer unloader valve plunger

Part #217B2327GS

In Stock
Craftsman Hook Gun (replaces B2150) B2150GS
#7

Unit diagram

Craftsman hook gun (replaces b2150)

Part #B2150GS

In Stock
Craftsman Pressure Washer Unloader Valve Assembly 153B2126GS
#0

Unloader diagram

Craftsman pressure washer unloader valve assembly

Part #153B2126GS

$279.61
$12.00 OFF Phone Price : $291.61
In Stock
Generac Pressure Washer Washer 11187822PGS
#8

Pump diagram

Generac pressure washer washer

Part #11187822PGS

This item is not returnable
In Stock

Symptoms for gas pressure washers

Choose a symptom to see related pressure washer repairs.

Main causes: faulty unloader valve, bad pressure regulator…

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

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

Main causes: broken recoil spring, damaged recoil starter…

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

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

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

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

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

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 chemical injection kit

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 t…

Repair difficulty
Time required
 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 difficulty
Time required
 45 minutes or less
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 difficulty
Time required
 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.

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

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Top questions about Sears and Sears PartsDirect

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