![AAA Triplex Pressure Washer pump spewing water from vent hole in top of pump housing. There are three vent holes in the top of housing. I've researched a lot trying to find AAA Triplex Pressure Washer pump spewing water from vent hole in top of pump housing. There are three vent holes in the top of housing. I've researched a lot trying to find](https://external-preview.redd.it/6EQZjsqmb5k8NalQlpLv2nnEn_VDquPsevVdlVLKK_Y.png?width=640&crop=smart&format=pjpg&auto=webp&s=9eb5c3456cf108e8fc258ec957a6d5701474ab73)
AAA Triplex Pressure Washer pump spewing water from vent hole in top of pump housing. There are three vent holes in the top of housing. I've researched a lot trying to find
![Amazon.com : AAA 90039 Horizontal Triplex Plunger Replacement Pressure Washer Pump Kit, 4000 PSI, 3.5 GPM, 1" Shaft, Includes Hardware and Siphon Tube, for Industrial Gas Powered Machines, Black : Patio, Lawn & Garden Amazon.com : AAA 90039 Horizontal Triplex Plunger Replacement Pressure Washer Pump Kit, 4000 PSI, 3.5 GPM, 1" Shaft, Includes Hardware and Siphon Tube, for Industrial Gas Powered Machines, Black : Patio, Lawn & Garden](https://m.media-amazon.com/images/I/71UfvYTtB6L._AC_UF894,1000_QL80_.jpg)
Amazon.com : AAA 90039 Horizontal Triplex Plunger Replacement Pressure Washer Pump Kit, 4000 PSI, 3.5 GPM, 1" Shaft, Includes Hardware and Siphon Tube, for Industrial Gas Powered Machines, Black : Patio, Lawn & Garden
![Amazon.com : AAA 90039 Horizontal Triplex Plunger Replacement Pressure Washer Pump Kit, 4000 PSI, 3.5 GPM, 1" Shaft, Includes Hardware and Siphon Tube, for Industrial Gas Powered Machines, Black : Patio, Lawn & Garden Amazon.com : AAA 90039 Horizontal Triplex Plunger Replacement Pressure Washer Pump Kit, 4000 PSI, 3.5 GPM, 1" Shaft, Includes Hardware and Siphon Tube, for Industrial Gas Powered Machines, Black : Patio, Lawn & Garden](https://m.media-amazon.com/images/I/81VdfNXsI6L.jpg)
Amazon.com : AAA 90039 Horizontal Triplex Plunger Replacement Pressure Washer Pump Kit, 4000 PSI, 3.5 GPM, 1" Shaft, Includes Hardware and Siphon Tube, for Industrial Gas Powered Machines, Black : Patio, Lawn & Garden
![DEWALT Professional Gas Pressure Washer 4000 PSI at 35 GPM HONDA with AAA Triplex Plunger Pump Cold Water 49 State DXPW4035 from DEWALT - Acme Tools DEWALT Professional Gas Pressure Washer 4000 PSI at 35 GPM HONDA with AAA Triplex Plunger Pump Cold Water 49 State DXPW4035 from DEWALT - Acme Tools](https://www.acmetools.com/dw/image/v2/BHBS_PRD/on/demandware.static/-/Sites-acme-catalog-m-en/default/dwaf738227/images/images/catalog/product/4/4a055b16-4c31-4f95-aca8-80bb999fb308_7.jpeg?sw=380)
DEWALT Professional Gas Pressure Washer 4000 PSI at 35 GPM HONDA with AAA Triplex Plunger Pump Cold Water 49 State DXPW4035 from DEWALT - Acme Tools
![SIMPSON 3300 PSI at 2.5 GPM HONDA GX200 with AAA Triplex Pump Cold Water Professional Gas Pressure Washer - 60629 | Blain's Farm & Fleet SIMPSON 3300 PSI at 2.5 GPM HONDA GX200 with AAA Triplex Pump Cold Water Professional Gas Pressure Washer - 60629 | Blain's Farm & Fleet](https://products.blains.com/600/146/1461464.jpg)
SIMPSON 3300 PSI at 2.5 GPM HONDA GX200 with AAA Triplex Pump Cold Water Professional Gas Pressure Washer - 60629 | Blain's Farm & Fleet
![SIMPSON AAA Professional Horizontal Triplex Pump Kit 90036 for 3200 PSI at 2.8 GPM Pressure Washers 90036 - The Home Depot SIMPSON AAA Professional Horizontal Triplex Pump Kit 90036 for 3200 PSI at 2.8 GPM Pressure Washers 90036 - The Home Depot](https://images.thdstatic.com/productImages/14b78c42-185d-4d08-a4dc-289e61f1e2c4/svn/simpson-pressure-washer-pumps-90036-76_600.jpg)