diono radian r100 convertible car seat manual

The Diono Radian R100 is a premium convertible car seat designed for children from 5 to 120 pounds. It features steel alloy frame construction, superior side impact protection, fold-flat design for travel, 10-position adjustable headrest, 5-point harness system, and multiple recline positions. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Installation Methods 7. Harness Adjustment 8. Safety Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Steel alloy frame, adjustable headrest, 5-point harness, recline mechanism, side impact protection, fold-flat design.

FeatureDescription
Steel Alloy FrameProvides superior strength and durability
Adjustable Headrest10-position adjustment for growing children
5-Point HarnessEnhanced safety with 5-point restraint system
Multiple Recline Positions3 recline positions for comfort and proper installation
Side Impact ProtectionEnergy-absorbing foam and deep side walls
Fold-Flat DesignEasy storage and travel convenience
Harness AdjustmentQuick-adjust harness system
LATCH SystemEasy installation with Lower Anchors and Tethers for Children
Seat Belt InstallationAlternative installation method using vehicle seat belt
Cup HolderRemovable cup holder for convenience

Installation

Unpack and inspect contents. Read vehicle owner's manual for installation requirements.

  1. Choose installation method: Select LATCH system or seat belt installation.
  2. Position car seat: Place in vehicle seat facing rearward or forward as appropriate.
  3. Adjust recline: Set proper recline angle for child's age and weight.
  4. Secure car seat: Tighten LATCH straps or seat belt until secure.
  5. Check installation: Ensure car seat does not move more than 1 inch side-to-side.

WARNING! Always follow manufacturer instructions. Improper installation can result in serious injury or death.

First-Time Setup

Prepare car seat for first use with proper configuration.

  1. Adjust harness height: Set harness slots at or below child's shoulders for rear-facing.
  2. Install harness: Thread harness through appropriate slots and secure buckle.
  3. Set recline angle: Use recline adjuster for proper angle (30-45 degrees for infants).
  4. Attach LATCH connectors: Connect to vehicle lower anchors.
  5. Tighten straps: Pull adjustment strap until car seat is secure.

CAUTION! Ensure harness is snug on child. You should not be able to pinch harness webbing.

Specifications

Controls and Settings

Access adjustment features via harness adjuster, recline mechanism, and headrest adjustment.

Harness System: Quick-adjust harness, harness height adjustment, chest clip, crotch buckle.

Headrest: 10-position adjustable headrest with harness guides. Recline: 3-position recline adjuster. Installation: LATCH connectors, seat belt path, top tether anchor. Safety: Side impact protection, energy-absorbing foam, reinforced frame.

Installation Methods

LATCH system or seat belt installation for rear-facing and forward-facing positions.

  1. Rear-facing installation: For children 5-40 pounds using LATCH or seat belt.
  2. Forward-facing installation: For children 22-65 pounds using LATCH or seat belt with top tether.
  3. Booster mode: For children 50-120 pounds using vehicle lap-shoulder belt.
  4. Check installation: Ensure less than 1 inch movement at belt path.

Tip: Always use top tether when forward-facing for additional security.

Harness Adjustment

Proper harness fit is critical for child safety.

  1. Adjust harness height: Move headrest to position harness at correct height.
  2. Tighten harness: Pull adjustment strap until snug.
  3. Position chest clip: At armpit level.
  4. Check fit: Harness should be snug, flat, and positioned correctly.
  5. Re-adjust as needed: As child grows, adjust harness height and tightness.

WARNING! Harness must be snug on child. Loose harness can result in ejection during crash.

Safety Features

Advanced safety technologies including side impact protection, steel frame, and energy-absorbing materials.

Care & Cleaning

Remove cover and harness for cleaning. Hand wash cover in mild detergent. Air dry completely.

CAUTION! Do not machine wash or dry cover. Do not use bleach or harsh chemicals.

Regulatory Information

FMVSS 213 compliant. Meets or exceeds all federal safety standards. Manufactured under strict quality control. For support, visit www.diono.com or contact customer service at 1-855-463-4666.

Troubleshooting

SymptomPossible CauseCorrective Action
Car seat moves excessivelyLoose installationRetighten LATCH straps or seat belt; check for proper locking.
Harness difficult to adjustTwisted strapsRemove twists from harness straps; ensure smooth operation.
Child uncomfortableImproper harness positionAdjust harness height and tightness; check recline angle.
LATCH connectors not engagingObstruction or misalignmentClear area around anchors; ensure proper connector orientation.
Headrest not adjustingLocking mechanism engagedPress release button while adjusting headrest.

Inspection: Regularly check for wear, damage, or expiration date.

Service: 1-855-463-4666; www.diono.com

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