Refrigerator Refrigerant Line Leaking or Disconnected? Lokring Brass Connector L13000592 – Fix Suction Line Fast

A refrigerant line that has cracked, kinked, or pulled apart at a joint will cause your refrigerator to stop cooling entirely — and a Lokring connector is the professional standard for a permanent, no-solder repair. In most Samsung, Whirlpool, and GE refrigerators, the suction line or liquid line connection fails at a brazed or factory-crimped joint due to vibration, corrosion, or accidental damage during service. When it fails, refrigerant escapes, the compressor runs continuously, and the fridge warms up. ⚡ Common failure point in refrigerators with copper or aluminum refrigerant tubing. Part L13000592 is the genuine Lokring straight brass connector — 8mm × 8mm, 5/16″ OD — that creates a leak-proof mechanical crimp joint without brazing, torches, or refrigerant recovery equipment.

❓ Is This the Right Part?

This is the correct fix if ALL of the following are true:

• ✔ Your refrigerator has confirmed refrigerant loss — compressor runs but fridge won’t cool
• ✔ The leak is located at a suction or liquid line joint — not at the compressor or evaporator
• ✔ The tubing OD at the repair point is 5/16″ (8mm) on both sides
• ✔ You have access to a Lokring installation tool for proper crimp force
• ✔ ONLY problem is a disconnected, cracked, or leaking straight refrigerant line section

Not sure? Send us your model number — we’ll confirm before you order.

🔧 Common Symptoms

• Refrigerator not cooling — most common search: “refrigerator running but not cold”
• Compressor runs continuously without cycling off
• Frost buildup on evaporator but warm fridge and freezer compartments
• Visible oil staining or residue at a refrigerant line joint
• Refrigerant leak confirmed by UV dye or electronic leak detector at line connection
• Refrigerator recently serviced and line was disturbed or kinked during repair

✔ If these symptoms match, this is the most likely failed component in the system.

✔ In most cases, installing this Lokring connector restores a permanent leak-free joint without brazing.

📦 Part Details

• Part Number: L13000592
• Type: Lokring Straight Brass Connector — 8mm × 8mm (5/16″ OD), No-Braze Mechanical Crimp
• Replaces: OEM direct-fit connector — supersedes DA81-06417A, W10891056, WR97X10021, W11506619, W10896690 (no modification required)
• Brands: Samsung, Whirlpool, Maytag, GE, LG (suction line applications)

⚙️ Installation

Skill Level: Advanced — Certified Technician Recommended. Recover all refrigerant before cutting the line — never vent refrigerant to atmosphere. Cut the damaged section cleanly with a tubing cutter, deburr both ends, and slide the Lokring connector L13000592 onto the tubing. Use the Lokring installation tool to crimp both ends to the specified force — do not substitute with pliers or generic crimpers. Pressure-test the joint before recharging the system and verify zero leak with a detector before returning the refrigerator to service.

💡 Pro Tip

Model hub pages: RF28HMEDBSR, RF28HFEDTSR, RF263BEAESR, WRS325SDHZ, WRS571CIHZ, WRF535SWHZ, GFE26JSMSS, GNE29GGKBB, GFE28GYNFS