![Knocking out a test cap for washer installation -- should we be removing more of this cap? Getting a smaller drain hose? Neither? (pictures) : r/DIY Knocking out a test cap for washer installation -- should we be removing more of this cap? Getting a smaller drain hose? Neither? (pictures) : r/DIY](https://external-preview.redd.it/DSr2lB7FfTNFBvfT4_apQsHGJBYXCw3WQJWRgSvRA0o.jpg?auto=webp&s=7dc09093feeac68a292c1c1dc18dad2f5aa94977)
Knocking out a test cap for washer installation -- should we be removing more of this cap? Getting a smaller drain hose? Neither? (pictures) : r/DIY
![CONCEPT4U® Appliance Trap Blanking Cap and Washer Washing Machine Dishwasher Taps Tool Plumbing : Amazon.co.uk: DIY & Tools CONCEPT4U® Appliance Trap Blanking Cap and Washer Washing Machine Dishwasher Taps Tool Plumbing : Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/41fLz5x2jyL._AC_SY355_.jpg)
CONCEPT4U® Appliance Trap Blanking Cap and Washer Washing Machine Dishwasher Taps Tool Plumbing : Amazon.co.uk: DIY & Tools
![Julian Cassell's DIY Blog » Blog Archive Plumbing in a dishwasher or washing machine. - HOW TO DIY – WHAT TO USE – WHERE TO BUY Julian Cassell's DIY Blog » Blog Archive Plumbing in a dishwasher or washing machine. - HOW TO DIY – WHAT TO USE – WHERE TO BUY](https://www.juliancassell.com/wp-content/uploads/2010/08/Plumbing-a-dishwasher-or-washing-machine-11.jpg)
Julian Cassell's DIY Blog » Blog Archive Plumbing in a dishwasher or washing machine. - HOW TO DIY – WHAT TO USE – WHERE TO BUY
![when running the washing machine, water discharges into the pipe on the right, and will overflow out of the opening on the left. Would there be any issues with capping the opening when running the washing machine, water discharges into the pipe on the right, and will overflow out of the opening on the left. Would there be any issues with capping the opening](https://preview.redd.it/when-running-the-washing-machine-water-discharges-into-the-v0-85448iqe7s4a1.jpg?width=640&crop=smart&auto=webp&s=138db7ff68f0f3c71fcc31e7e938dcced0a841b1)