IKEA HILLESJÖN 391.574.91 Sink instructions manual

The IKEA HILLESJÖN 391.574.91 is a stainless steel single-bowl sink designed for kitchen installation. It features a durable 18/10 stainless steel construction, a brushed satin finish, a single large bowl with a deep basin, pre-drilled tap holes, an integrated overflow, and is compatible with standard kitchen cabinets. Below are key sections for safety, features, installation, setup, operation, and maintenance.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Components and Hardware 6. Connecting Plumbing 7. Daily Use and Care 8. Mounting Options 9. Care & Cleaning 10. Warranty Information 11. Troubleshooting

Features at a Glance

Key components: Stainless steel sink bowl, Mounting clips, Silicone sealant, Drain assembly, Overflow system.

FeatureDescription
Material18/10 Stainless steel, brushed satin finish
Bowl ConfigurationSingle large bowl
Bowl DepthDeep basin for versatile use
Tap HolesPre-drilled for standard mixer taps
OverflowIntegrated overflow system
Mounting TypeUndermount or topmount (depending on model)
Sound DampeningUndercoating to reduce noise
Drain AssemblyIncluded standard drain with basket strainer
CompatibilityFits standard kitchen cabinet bases
FinishResistant to corrosion and staining

Installation

Unpack and inspect all components. Ensure work area is clean and dry.

  1. Prepare the countertop: Cut an opening according to the provided template. Ensure edges are smooth.
  2. Test fit the sink: Place the sink into the countertop cutout to check for proper fit.
  3. Apply sealant: Run a bead of silicone sealant around the underside of the sink rim.
  4. Secure the sink: Position the sink and attach mounting clips from underneath. Tighten evenly.
  5. Install the drain: Assemble and connect the drain and overflow components.

WARNING! Use proper safety equipment (gloves, eye protection) when cutting countertops. Ensure the sink is securely mounted before connecting plumbing.

First-Time Setup

After installation, prepare the sink for first use.

  1. Clean the sink: Wipe the interior and exterior with a mild detergent and water to remove any protective film or residue.
  2. Connect water supply: Attach hot and cold water lines to the tap. Ensure connections are tight and leak-free.
  3. Connect the waste: Attach the P-trap and waste pipe to the drain outlet.
  4. Check for leaks: Turn on the water supply and check all connections. Inspect the seal around the sink rim.
  5. Final adjustments: Ensure the sink is level and the drain basket operates smoothly.

CAUTION! Do not use the sink until all connections have been checked for leaks. Allow sealant to cure as per manufacturer's instructions.

Specifications

Components and Hardware

The sink package includes the main sink bowl and necessary installation hardware. Front/Underside: Mounting surface, pre-drilled holes, overflow outlet.

Hardware Kit: Mounting clips, Screws, Silicone sealant (may not be included), Drain assembly (strainer basket, locknut, washer, tailpiece).

Preparation: Countertop template (may be downloadable). Tools Needed: Silicone gun, Screwdriver, Wrench, Measuring tape, Jigsaw (for countertop cutout).

Connecting Plumbing

Drain: Standard 3.5" drain hole. Water Supply: Connect to tap via flexible hoses.

  1. Turn off main water supply before connecting.
  2. Install the tap: Secure the tap to the sink or countertop according to the tap's instructions.
  3. Connect water lines: Attach supply lines from the water shut-off valves to the tap inlets.
  4. Assemble the drain: Insert the basket strainer, apply plumber's putty, and secure from underneath with the locknut. Connect the tailpiece.
  5. Connect the P-trap: Attach the P-trap to the tailpiece and the wall waste pipe.

Tip: Use thread seal tape on all threaded connections to prevent leaks. Ensure the P-trap maintains a water seal to prevent sewer gases.

Daily Use and Care

Designed for washing dishes, food preparation, and general kitchen tasks.

  1. Rinse after use: Rinse the sink with clean water after each use to prevent staining.
  2. Use sink grids: Consider using a sink grid or mat to protect the bottom from scratches.
  3. Avoid extreme temperatures: Do not place extremely hot pots directly from the stove into the sink.
  4. Use the overflow: The overflow helps prevent overfilling. Keep it clear of debris.
  5. Cleaning the drain: Regularly remove the basket strainer and clean it to prevent clogs.
  6. Do not stand or sit in the sink.
  7. Avoid abrasive cleaners or scouring pads that can scratch the finish.

WARNING! Do not use the sink as a cutting board. Do not drop heavy objects into the sink. Never pour fats, oils, or grease down the drain.

Mounting Options

Undermount Installation: Sink is mounted underneath the countertop for a seamless look. Topmount Installation: Sink rim rests on top of the countertop (verify model compatibility).

Care & Cleaning

For daily cleaning, use warm water, mild dish soap, and a soft cloth or sponge. For tougher stains or water spots, use a dedicated stainless steel cleaner. Always wipe with the grain of the brushed finish. Rinse thoroughly and dry with a soft cloth to prevent water spots.

CAUTION! Do not use chlorine bleach, oven cleaners, or abrasive powders. Do not use steel wool or abrasive scouring pads. Avoid leaving acidic foods (lemon juice, vinegar) or strong chemicals in contact with the surface for prolonged periods.

Warranty Information

IKEA Limited Warranty: Refer to the IKEA warranty document included with your purchase or available at www.ikea.com. This warranty covers material and manufacturing defects under normal household use for a specified period. For support, visit www.ikea.com or contact your local IKEA store.

Troubleshooting

SymptomPossible CauseCorrective Action
Water pooling around sink edgesFailed sealantTurn off water, remove old sealant, reapply silicone, and resecure sink.
Slow drainingClog in drain or P-trapRemove basket strainer and clean. Use a plunger or drain snake on the P-trap.
Leak underneath sinkLoose connectionsTighten drain locknut and water supply connections. Check P-trap seals.
Scratches on surfaceAbrasive cleaningAvoid abrasive tools. Minor scratches may blend with the grain over time.
Water spots or stainsHard water/mineral depositsClean with a vinegar solution or dedicated stainless steel cleaner. Dry after each use.
Sink feels loose or movesMounting clips not tightFrom underneath, check and tighten all mounting clips evenly.

Professional Help: For complex plumbing issues or countertop modifications, consult a qualified plumber or installer.

Service: Contact IKEA customer service via www.ikea.com or visit your local IKEA store.

IKEA HILLESJÖN 391.574.91 Sink instructions manual © - All Rights Reserved 2025