Coins, hairpins, buttons, or small socks can get past the filter and clog the hose or P-trap.
The following methods are ordered from least invasive to most invasive. It is recommended to attempt Method 1 and 2 before proceeding to Method 3. how to unclog washing machine drain pipe
To minimize the recurrence of clogs:
Before any tool touches a pipe, one must understand the enemy. A washing machine drain clog is rarely a single object. Unlike a sink clog, which might be a solid mass of hair and grease, a laundry drain is a living sediment. It is composed of lint—thousands of microscopic fibers sloughed off from jeans and towels—mixed with the sticky residue of detergent, the grey film of body oils, and the occasional rogue coin or broken zipper. Over time, this slurry coats the inside of the pipe like arterial plaque. Water slows, then backs up. The first principle of clearing it is simple: do not make it worse. Running the machine again is an act of futility, flooding the floor with dirty water and packing the clog tighter. Coins, hairpins, buttons, or small socks can get