Leaking Washing Machine Plastic Tub

This thread was marked as solved. Here's a summary of the problem and the fix, generated from the discussion below.

Hairline crack in washing machine plastic tub causing leak

The problem

The washing machine had a hairline crack in the plastic outer tub, about 3cm long, leaking roughly three cups of water per cycle.

Likely cause

Confirmed crack in the plastic outer tub.

What fixed it

The accepted advice was to plastic-weld the small crack using a soldering iron. A heat gun was not recommended. The thread was marked solved, but there was no final confirmation from the original poster that the repair was carried out or that it stopped the leak.

Checks to try

• Visual identification of a hairline crack in the plastic tub
• Reported water loss of about three cups per cycle

Parts or tools mentioned

• Soldering iron
• Heat gun