IKEA MARKUS 305.218.62 Chair instructions manual

The IKEA MARKUS 305.218.62 is an ergonomic office chair designed for comfort and support during long periods of sitting. It features adjustable seat height, tilt tension, and lumbar support, a high backrest with headrest, armrests, and durable casters for mobility. Constructed with a steel frame, mesh backrest, and foam seat cushion. Below are key sections for safety, assembly, adjustment, care, and troubleshooting.

1. Parts Overview 2. Safety Information 3. Assembly Instructions 4. Adjustments & Settings 5. Specifications 6. Proper Usage 7. Care & Maintenance 8. Warranty Information 9. Troubleshooting

Parts Overview

Key components included in the package: Chair base with casters, Gas lift cylinder, Seat pan with mechanism, Backrest with headrest, Armrests (left & right), Screws and tools.

Part	Description
Base with casters	5-star nylon base with 5 swivel casters
Gas lift cylinder	Adjusts seat height; Class 4 gas lift
Seat pan	Foam cushion with adjustable mechanism
Backrest with headrest	Mesh material with integrated adjustable headrest
Armrests	Height-adjustable padded armrests
Screws & Allen key	Assembly hardware and tool provided
Tilt tension knob	Adjusts resistance when leaning back
Height adjustment lever	Lever under seat to raise/lower chair
Lumbar support adjustment	Dial on backrest to adjust lumbar curve
Headrest adjustment	Push/pull to adjust height; tilt for angle

Safety Information

Read all instructions before assembly and use.

Max load: 110 kg (242 lbs). Do not exceed.
Assemble on clean, flat surface with adequate space.
Ensure all screws are tightened securely after assembly.
Keep children away during assembly; small parts are choking hazards.
Use only on flat, stable floors; avoid uneven or slippery surfaces.

WARNING! Chair is heavy; lift with care to avoid injury. Do not stand on the chair or use as a step ladder.

Assembly Instructions

Estimated assembly time: 20-30 minutes. Tools provided: Allen key.

Attach casters: Insert 5 casters into base sockets; push firmly until they click.
Insert gas lift: Place cylinder into center hole of base; press down until secure.
Attach seat to mechanism: Align seat pan with mechanism; secure with 4 screws (provided).
Connect backrest: Position backrest onto seat assembly; secure with 2 larger screws.
Attach armrests: Slide armrests into slots on sides of seat; tighten screws underneath.
Place seat assembly on gas lift: Lift seat assembly and lower onto cylinder; ensure it clicks into place.
Final check: Ensure all parts are secure; test height adjustment and stability.

CAUTION! Do not overtighten screws. Ensure gas lift is fully inserted into base before attaching seat.

Adjustments & Settings

Customize chair for ergonomic comfort.

Seat Height: Pull lever under right side of seat; raise or lower to desired height; release lever to lock.

Tilt Tension: Turn knob under front of seat clockwise to increase resistance, counterclockwise to decrease.

Lumbar Support: Rotate dial on backrest (middle) forward/back to adjust curve depth.

Headrest: Pull up/down to adjust height; tilt forward/back for angle.

Armrests: Press button on outside of armrest; move up/down; release to lock.

Tilt Lock: Lever under left side locks chair in upright position or allows free tilting.

Specifications

Model: MARKUS 305.218.62
Color: Varies (Black, Grey, etc.)
Materials: Steel frame, Polyester mesh backrest, Polyurethane foam seat, Nylon base
Dimensions (assembled): Height: 115-125 cm, Width: 68 cm, Depth: 65 cm
Seat Height Range: 48-58 cm from floor
Max Load: 110 kg (242 lbs)
Casters: 50 mm, suitable for hard floors and carpets
Warranty: 10-year limited warranty (see terms)

Proper Usage

Designed for office or home office use.

Sit with back against lumbar support; adjust so it fits curve of your lower back.
Adjust seat height so feet rest flat on floor, thighs parallel to floor.
Armrests should allow shoulders to relax, elbows at 90-degree angle.
Use tilt function to change posture periodically; avoid static sitting.
Roll chair close to desk to maintain good posture.

Tip: Take short breaks and stand up regularly to promote circulation.

Care & Maintenance

Clean regularly to maintain appearance and function.

Frame/Base: Wipe with damp cloth; dry immediately. Do not use abrasive cleaners.
Mesh Backrest: Vacuum gently or use soft brush to remove dust. Spot clean with mild soap and water; air dry.
Seat Cushion: Blot spills immediately; clean with upholstery cleaner if needed.
Armrests: Wipe with damp cloth; avoid solvents.
Casters: Remove hair and debris periodically; check for smooth rolling.

CAUTION! Do not soak any part. Keep away from direct heat sources and sunlight to prevent fading.

Warranty Information

IKEA MARKUS chair comes with a 10-year limited warranty covering manufacturing defects in materials and workmanship under normal household use. Warranty does not cover damage from misuse, accidents, improper assembly, or commercial use. Proof of purchase required. For warranty claims, contact IKEA customer service with product name and article number (305.218.62).

Troubleshooting

Symptom	Possible Cause	Corrective Action
Chair wobbles	Loose screws or uneven floor	Tighten all screws; ensure floor is level; check casters are fully inserted.
Height adjustment not working	Gas lift not engaged or faulty	Ensure seat is clicked onto cylinder; lift chair slightly and try lever. If persistent, contact IKEA.
Armrests loose	Screws not tightened	Tighten screws underneath armrests with Allen key.
Difficulty tilting	Tilt tension too high	Turn tension knob counterclockwise to reduce resistance.
Casters not rolling smoothly	Debris stuck in wheels	Remove hair/dust from caster stems and wheels; clean with damp cloth.
Squeaking noises	Moving parts need lubrication	Apply silicone-based lubricant to mechanism joints (avoid oil).

Support: For missing parts or assembly help, visit IKEA website or call local IKEA store.

Recycling: Disassemble and recycle materials according to local regulations.