WR17X2891 GE Refrigerator Water Line Plastic TUBING 5/16″ X 6FT is a length of flexible, food‑grade plastic tubing manufactured to serve as a potable water supply conduit in refrigeration appliances. As a dedicated supply line, it is indeed specified by diameter (5/16″) and length (6 feet) to mate with standard refrigerator inlet fittings and to be routed from the household shutoff or filter housing to internal components; the material and dimensions determine bend radius, pressure handling, and compatibility with push‑to‑connect or compression fittings.
Inside a refrigerator the tubing functions as the external water pathway, carrying cold drinking water from the home supply to the refrigerator’s inlet valve, ice maker and dispensing manifold. It interfaces directly with the water inlet valve, quick‑connect fittings, external shutoff valves, and any in‑line filters, and therefore has to maintain a leak‑free connection, resist kinking and freezing, and preserve water quality under the appliance’s operating pressures and temperatures.
In this article you will find a technical overview of the WR17X2891 tubing’s role and selection criteria, guidance on compatibility with common refrigerator fittings and filter arrangements, typical failure symptoms (such as leaks, reduced flow, discoloration or visible cracks), basic troubleshooting checks to isolate tubing versus valve or filter problems, and practical considerations for replacement such as matching diameter and length, choosing appropriate connection methods, routing and securing the line, and safety steps to prevent water damage during service.
Table of Contents
- Function and Role of the Refrigerator Water Line: Purpose, Flow Requirements, and Pressure Constraints
- How the WR17X2891 GE Refrigerator Water Line Plastic TUBING 5/16″ X 6FT Functions Within the Refrigerator Water Distribution and Filtration System
- Common Failure Symptoms: Leak Patterns, Flow Reduction, Kinking, and Material Degradation Indicators
- Replacement Considerations and Installation Procedures for WR17X2891 Tubing: Compatible Fittings, Tools, and Post‑installation Leak Testing
- Q&A
- Concluding Remarks
Function and Role of the Refrigerator Water Line: Purpose, Flow Requirements, and Pressure Constraints
The WR17X2891 GE Refrigerator Water Line Plastic TUBING 5/16″ X 6FT serves as the flexible potable-water conduit between the household supply and a refrigerator’s internal water valve, ice maker, or dispenser. this tubing’s nominal 5/16″ diameter and 6-foot length are chosen to balance sufficient flow for ice production and dispensing with the need for compact routing behind or beneath the appliance. In practice the tubing is used where a pliable, corrosion-resistant run is required-for example replacing a pinched or degraded factory line or extending reach to a relocated supply valve-while maintaining compatibility with compression, push‑fit, or barbed fittings commonly found on GE refrigerators and aftermarket adapters.
- Installation considerations: avoid tight bends or kinks, secure with clamps, and verify fitting type (compression vs. push-fit) before connecting.
- Flow behavior: internal diameter and fitting restrictions dominate flow; long runs and inline filters reduce dynamic flow to the ice maker/dispenser.
- Pressure and surroundings: routed clear of heat sources and sharp edges to prevent premature degradation.
Flow requirements for the line are modest compared with household plumbing as the refrigerator valves and solenoids regulate water delivery; though, adequate inlet pressure is needed for reliable operation. Domestic supply pressures in typical installations range from about 20 psi under low-demand conditions to 60-80 psi at full household pressure, and the tubing must tolerate that range plus any short-term pressure spikes. Low ice output or slow dispensing is commonly traced to a kinked tube, blocked inline filter, or excessive length; conversely, leaks often indicate improper compression fitting torque, mismatched fitting size, or abrasion. For a technician replacing or diagnosing the line, check the valve inlet fitting, test static and dynamic pressure, and visually inspect the entire 6 ft run for deformation before returning the appliance to service.
| Item | Description |
|---|---|
| Part | WR17X2891 GE Refrigerator Water Line plastic TUBING 5/16″ X 6FT |
| Nominal diameter | 5/16″ (nominal tubing size; confirm against valve fitting) |
| Length | 6 feet; sufficient for typical rear and bottom routing |
| Material | Flexible plastic tubing (resists corrosion; verify chemical compatibility) |
| Typical operating pressure | Designed for standard residential supply pressures (approximately 20-80 psi); verify manufacturer limits for burst and working pressure |
How the WR17X2891 GE Refrigerator Water Line Plastic TUBING 5/16″ X 6FT Functions Within the Refrigerator Water Distribution and Filtration System
The WR17X2891 GE Refrigerator Water Line Plastic TUBING 5/16″ X 6FT functions as the flexible conduit that delivers potable water from the household inlet to the refrigerator’s internal distribution points-typically the filter housing, water dispenser, and ice maker.It’s 5/16‑inch nominal diameter and 6‑foot length are chosen to balance flow capacity and routing convenience; the diameter determines the hydraulic resistance (pressure drop) over the run, so a short, unobstructed 6‑ft run typically produces negligible reduction in dispenser flow compared with longer or smaller‑diameter alternatives. The tubing’s plastic composition (commonly a food‑grade polyethylene or similar polymer) provides the necessary adaptability for routing behind or under the appliance while resisting corrosion and chemical interaction with treated potable water.
In practice the tubing connects using push‑to‑connect fittings, barbed fittings with clamps, or compression adapters depending on the refrigerator model and the household shutoff valve. Technicians should confirm connector types before installation and trim tubing squarely to ensure leak‑free seals; improper seating, nicks in the tube, or sharp bends will cause flow restrictions or leaks. Common service tasks include replacing a kinked or leaking run, extending the feed to a relocated appliance with a compatible adapter, and verifying that the tubing is secured to prevent wear from vibration. Below are typical features and quick reference details to assist in selection and installation.
- Features: flexible routing, resistance to corrosion, compatible with standard refrigerator fittings when used with correct adapters or clamps.
| Item | Description |
|---|---|
| Nominal diameter | 5/16″ (common refrigerator tubing size influencing flow and pressure drop) |
| Length | 6 feet, suitable for most rear or under‑counter installations without excessive joins |
| Material | Food‑grade plastic (commonly polyethylene or equivalent potable‑water polymer) |
| Typical connectors | Push‑to‑connect, barbed with clamp, or compression fittings; adapters may be required |
| Typical use | Feed line between household shutoff valve, refrigerator filter/housing, dispenser, and ice maker |
Common Failure Symptoms: Leak Patterns, Flow Reduction, Kinking, and Material Degradation Indicators
The WR17X2891 GE Refrigerator Water Line Plastic TUBING 5/16″ X 6FT serves as the low-pressure delivery line from the household water valve to the refrigerator’s ice maker and dispenser. In normal operation the tubing must remain dimensionally stable and unobstructed; common failures stem from mechanical damage at connection points, plastic embrittlement, or internal scaling. Leaks typically present at compression fittings, pinch clamps, or where the tubing rubs against chassis edges; material degradation such as crazing, splits, or permanent deformation reduces sealing integrity and can produce slow, persistent drips or sudden failures when system pressure changes. Compatibility considerations include ensuring the 5/16″ diameter matches the appliance fittings and using the correct ferrules or push-fit connectors to avoid over-compression or under-seating that accelerates wear.
Failure symptoms range from reduced dispenser flow to visible surface damage; distinguishing the root cause requires both visual inspection and simple flow tests. Flow reduction is frequently enough caused by kinking,internal mineral buildup,or partial occlusion from collapsed tubing after improper routing; a useful field check is to disconnect the tubing at the inlet,run a short flow test,and compare flow volume against manufacturer expectations. leak patterns provide diagnostic clues: longitudinal splits indicate material fatigue or abrasion, while pinhole leaks near fittings suggest installation torque or ferrule mismatch. Below are common observable symptoms and practical diagnostic notes.
- Wetting at fittings: Localized moisture or corrosion at compression nuts-inspect ferrules and re-seat connections.
- Slow flow: Reduced output at dispenser or slow ice production-check for kinks, crush points, or internal scale.
- Intermittent dripping: Drips that start with pressure changes-look for hairline cracks or degraded tubing near bends.
- Visible surface damage: Whitening, cracking, or bulging-replace tubing and verify routing to prevent repeated stress.
| Item | Description |
|---|---|
| Local leak at fitting | Re-torque or replace ferrule/connector; inspect for undersized or oversized tubing seating. |
| Flow reduction | Remove tubing routing constraints, perform flow-through test, and flush to check for scale. |
| Material degradation | Replace tubing; verify compatibility and avoid sharp bends or contact with rough metal edges. |
Replacement Considerations and Installation Procedures for WR17X2891 Tubing: Compatible Fittings, Tools, and Post‑installation Leak Testing
WR17X2891 GE Refrigerator Water Line Plastic TUBING 5/16″ X 6FT functions as a flexible supply tube that connects the household water shutoff to the refrigerator inlet valve and ice-maker. The 5/16″ outer-diameter plastic tubing is designed to work with 5/16″ push-to-connect fittings, compression fittings that accept a 5/16″ ferrule, and barbed fittings secured with a clamp; adapters are commonly used to interface to 1/4″ ice-maker inlets or larger shutoff valves.Because this tubing is not intended for flaring, the correct installation practice is to make a square, burr-free cut, fully seat the tube into the fitting, and use the appropriate ferrule or clamp type for the chosen connector to achieve a reliable seal without overstressing the tube material.
- Tools and fittings: tubing cutter,adjustable wrench,push-fit connector (5/16″),compression ferrule and nut (matched to 5/16″ OD),hose clamps for barbed fittings,and support clips.
Install by measuring required length with allowance for gentle routing, cutting squarely, and inserting the tube straight into the fitting until it bottoms; for compression fittings, tighten the nut until firm and then apply a small final turn-avoid excessive torque that can crush the tube. After connecting, perform a post-installation leak test by opening the supply valve slowly, visually inspecting all joints, and applying a mild soap solution to detect bubbles at fittings; maintain pressure for several minutes and observe under typical operating conditions (compressor cycles or valve actuation) to reveal slow leaks. If a leak appears, depressurize, remove the tubing, recut a clean end, check the ferrule or insert for damage, and reinstall or replace the fitting as needed; also secure the tubing with clamps or straps to prevent movement and kinking that can create future leak points.
| item | Description |
|---|---|
| Diameter | 5/16″ outer diameter flexible plastic tubing |
| length | 6 feet (factory length; trim as needed for installation) |
| compatible fittings | 5/16″ push-fit, 5/16″ compression with ferrule, barbed with clamp, adapters to 1/4″ or larger |
| Common tools | Tubing cutter, adjustable wrench, clamp pliers, support clips |
Q&A
what is WR17X2891 and what are its dimensions?
WR17X2891 is a GE OEM replacement plastic water tubing for refrigerators. It is 5/16″ in diameter (this refers to the outside diameter, OD) and 6 feet long. It is intended for the refrigerator’s chilled-water/ice-maker supply line.
What material is the tubing made of and is it safe for drinking water?
The tubing is a potable-water-rated plastic (commonly polyethylene-type refrigerator tubing) designed for contact with drinking water. It is indeed intended for cold water supply to the refrigerator’s dispenser and ice maker. If you need full material certification for health concerns, check the product or vendor specification sheet.
Will this tubing fit my refrigerator and existing fittings?
It fits refrigerators that use 5/16″ OD water tubing. Many GE and Hotpoint models use this size, but not all. Confirm yoru refrigerator’s water-line connector size or your appliance parts list before buying. If your house supply uses 1/4″ tubing or copper,you may need adapters or a compatible compression fitting to join different sizes.
Does this part include fittings or connectors?
No. WR17X2891 is tubing only and typically does not include compression nuts, ferrules, quick-connect fittings, or adapters. You will need the proper fittings for your refrigerator inlet and the shutoff valve or water supply line.
How do I install the tubing and what tools are required?
Turn off the water supply, cut the tubing to the required length with a sharp utility knife or tubing cutter to ensure a square, clean end, attach appropriate fittings (compression or push-fit), and hand-tighten then snug with a wrench-do not overtighten. Tools commonly needed: tubing cutter or sharp knife, adjustable wrench(s), and any adapters or compression nuts/ferrules required by your connections. After installation, open the water slowly and check for leaks.
Can I use this tubing for hot water or outdoors?
No. This tubing is designed for indoor cold-water refrigerator supply only. Do not connect it to hot water (hot water can soften and deform plastic tubing) or expose it to freezing conditions or prolonged outdoor sunlight/UV, which can damage the tubing and cause leaks.
How can I prevent kinks and leaks, and what should I check after installation?
avoid sharp bends-use gentle curves and secure the tubing with clips or straps to prevent movement and strain. after turning the water back on, inspect all connection points for leaks and tighten fittings slightly if needed. Also run and discard several liters of water through the dispenser and ice maker to flush air and any debris, then verify normal flow and no leaks.
When should I replace this tubing?
Replace the tubing if it becomes cracked, hardened, discolored, kinked, or develops leaks. Also replace if you notice reduced water quality or a persistent odor that flushing does not remove. As tubing is inexpensive, many technicians recommend replacing any suspect or old tubing during refrigerator service to prevent future leaks.
Concluding remarks
the WR17X2891 GE refrigerator water line plastic tubing (5/16″ x 6 ft) serves as a critical supply conduit for delivering potable water to icemakers and dispenser systems. Its specific dimensions and material compatibility are designed to maintain a reliable, leak-resistant connection within the appliance plumbing, helping to ensure consistent water flow and preserve ice and water quality over time.
Because leaks,blockages,or material degradation can lead to appliance damage and water waste,accurate diagnosis of water-line symptoms and timely replacement with the correct tubing are important. Proper inspection, verification of fit and compatibility, and adherence to manufacturer or qualified-service guidance minimize the risk of installation errors and extend appliance performance.Replacing worn or compromised tubing when indicated is a practical, preventative measure to protect both refrigerator function and household property.
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