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Diono Radian 3RXT Safe+ - User Manual

Diono Radian 3RXT Safe+
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READ INSTRUCTION MANUAL
before using this car seat
Car Seat Instructional Manual
All-In-One Convertible
4-120 lb (1.8-54 kg)
Radian 3RXT Safe+
TM
® ®
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Summary

CERTIFICATION

SAFE USE GUIDE

Expiration and Safe Practices

Guidance on product expiration and safe practices for use and storage.

CAR SEAT USE AFTER A COLLISION

United States Collision Guidelines

NHTSA recommendations for replacing car seats after moderate or severe collisions.

Canada Collision Guidelines

Transport Canada guidelines for replacing car seats after any vehicle accident.

PARTS IDENTIFICATION

Key Components and Installation Aids

Identifies major parts like LATCH/UAS, Top Tether, ARB, and installation aids.

Harness System Components

Details the harness straps, buckle, pads, and chest clip for securing the child.

VEHICLE SEATING LOCATIONS

Choosing Safe Seating Positions

Diagram and advice on selecting safe seating locations in a vehicle.

Using LATCH;UAS Anchors in Vehicles

Guidance on using LATCH/UAS anchors, including center seating positions.

VEHICLE SEAT BELT TYPES

Incompatible Vehicle Seat Belts

Lists vehicle seat belt types that cannot be used with the car seat.

Compatible Seat Belt Locking Mechanisms

Details safe latch plates and retractors for securing the car seat.

LATCH;UAS INSTALLATION

Understanding LATCH;UAS Systems

Explains LATCH (US) and UAS (Canada) systems for vehicle installation.

BELT LOCKING CLIP

Using the Belt Locking Clip

Instructions on how to use a belt locking clip with ELR retractors.

FIRST SETUP

Seat Preparation and Harness Adjustment

Steps for unfolding the seat, preparing the harness, and adjusting strap positions.

Harness Tightening and Fit Check

Procedure for tightening the harness, placing the chest clip, and performing the pinch test.

Headrest Adjustment

Guidance on adjusting the headrest height based on harness slot usage.

REAR-FACING INSTALLATION

Overview and Weight;Height Limits

Details rear-facing methods, weight/height limits, and safety recommendations.

Using the Detachable Base and ARB

Instructions for installing the detachable base and the anti-rebound bar.

Installation with LATCH;UAS

Step-by-step guide for rear-facing installation using LATCH/UAS.

Installation with Vehicle Seat Belt

Step-by-step guide for rear-facing installation using seat belts.

FORWARD-FACING INSTALLATION

Overview, Limits, and Top Tether

Details forward-facing methods, limits, vehicle support, and top tether installation.

Special Features and Seat Adjustments

Guidance on using SafeStop™, adjustable bottom, and overhang rules.

Installation with LATCH;UAS

Step-by-step guide for installing the car seat forward-facing using LATCH/UAS.

Installation with Vehicle Seat Belt & Lap Belt Cushion

Using seat belts and lap belt cushion for forward-facing installation.

BOOSTER MODE INSTALLATION

Booster Mode Overview and Safety

Details booster mode limits, warnings, and proper belt usage.

Booster Setup and Belt Routing

Steps for preparing the seat, adjusting head support, and routing belts.

AIRCRAFT INSTALLATION

Securing the Car Seat on an Aircraft

Instructions for installing the car seat on an aircraft, noting booster mode is not certified.

COMFORT FEATURES

Cup Holder and Side Wings

Instructions for attaching the cup holder and adjusting the expandable side wings.

HARNESS STRAP REMOVAL

Procedure for Removing Harness Straps

Step-by-step guide for safely removing the car seat harness straps.

HARNESS STRAP REPLACEMENT

Procedure for Replacing Harness Straps

Step-by-step guide for installing new harness straps correctly.

FOLDING THE CAR SEAT

Steps for Folding the Seat

Instructions for folding the car seat for storage or transport.

SEAT COVER REMOVAL

Removing the Seat Cover

Step-by-step guide for removing the car seat cover.

CARE & MAINTENANCE

Cleaning Fabrics and Straps

Instructions for cleaning fabric parts and harness/buckle straps.

Cleaning Plastics and Center Buckle

Guidance on cleaning plastic components and the center buckle mechanism.

WARRANTY INFORMATION

Product Registration and Warranty Periods

Details on product registration requirements and general warranty periods.

Extended Warranties and Limitations

Information on extended warranties, implied warranties, and limitations.

Warranty Terms and Exclusions

Covers remedy limitations, use of outside parts, reserved rights, shipping, and support.

Diono Radian 3RXT Safe+ Specifications

General IconGeneral
CategoryConvertible Car Seat
ModelRadian 3RXT Safe+
Weight Capacity5-120 lbs
Rear-Facing Weight Limit5-50 lbs
Forward-Facing Weight Limit22-65 lbs
Booster Mode Weight Limit40-120 lbs
Height LimitUp to 57 inches
Rear-Facing Height LimitUp to 44 inches
Installation MethodLATCH or Seatbelt
FoldableYes
Harness Type5-point harness
Expiration10 years
Harness Slots12 positions
Safety FeaturesSide impact protection
MaterialSteel Alloy Frame
FabricMachine washable, Plush knit fabric

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