Serta ST54-0034

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Serta Heated Throw Blanket (Model ST54-0034) User Manual

Comprehensive instructions for safe and effective use.

1. Introduction

Thank you for choosing the Serta Heated Throw Blanket. This reversible fleece to sherpa electric blanket is designed to provide warmth and comfort. This manual contains important information regarding the safe operation, care, and maintenance of your heated throw blanket. Please read it thoroughly before first use and retain it for future reference.

Key Features:

  • Reversible Fleece to Sherpa fabric for comfort.
  • 5 Heat Settings for personalized warmth.
  • 3-Hour Auto Shut-Off Timer for safety.
  • ETL Certified for safety standards.
  • Machine Washable for easy care.

2. Safety Information

IMPORTANT SAFETY INSTRUCTIONS. DO NOT DESTROY.

When using electrical appliances, basic precautions should always be followed to reduce the risk of fire, electric shock, and injury to persons, including the following:

  1. Read all instructions before using this heated throw blanket.
  2. Do not use with an extension cord or power strip. Plug directly into a wall outlet.
  3. Do not use with generators, power converters, or inverters.
  4. Do not use with damaged cords or plugs. If the cord or plug is damaged, do not attempt to repair it. Contact customer support.
  5. Do not use on an infant, a child, an incapacitated person, a paraplegic, a quadriplegic, a diabetic, a person insensitive to heat, or anyone who cannot clearly understand the instructions and/or operate the controls.
  6. Do not use on pets or small children.
  7. Do not use this heated throw blanket in conjunction with another heating device, such as another electric blanket or heating pad.
  8. Ensure the controller is not covered when in use to avoid overheating.
  9. Keep the blanket spread out evenly during use. Do not ball up or fold the blanket while it is on.
  10. Keep the power cord loose, not twisted or pinched.
  11. Do not lay on top of the blanket to prevent damage to internal coils.
  12. Unplug the device when not in use.
  13. Do not dry clean this product. Dry cleaning solvents may damage the insulation of the heating element.
  14. Do not use pins or other metallic objects with this blanket as they may damage the wiring.
  15. Store the blanket properly when not in use. Allow it to cool down before folding.
Diagram showing correct and incorrect usage of a heated blanket

Image Description: A diagram illustrating "DOS/DON'TS" for heated blanket usage. The "DOs" show keeping the controller uncovered, spreading the blanket evenly, and keeping the cord loose. The "DON'Ts" show not laying on top of the blanket, not balling it up, and not folding it while on.

3. Package Contents

  • 1 Serta Heated Throw Blanket (50"W x 60"L)
  • 1 Detachable Controller with 3ft cord
  • 1 Power Cord (6ft)
Serta Heated Throw Blanket in its packaging

Image Description: The Serta Heated Plush Throw blanket shown folded inside its clear plastic packaging with a label detailing features like 5 heat settings, 3-hour auto shut-off, ambient heat, and a 3-year warranty.

4. Setup

  1. Unpack: Carefully remove the heated throw blanket from its packaging.
  2. Inspect: Check the blanket and controller for any signs of damage. Do not use if damaged.
  3. Connect Controller: Locate the connector on the blanket and the corresponding plug on the controller. Firmly push the controller plug into the blanket connector until it clicks securely into place.
  4. Position Blanket: Spread the heated throw blanket flat on a bed, couch, or chair. Ensure there are no folds, creases, or bunched areas.
  5. Plug In: Plug the power cord directly into a 120V / 60Hz wall outlet. Do not use extension cords or power strips.
Serta Heated Throw Blanket draped over a chair with controller visible

Image Description: An ivory Serta Heated Throw Blanket draped over a grey armchair next to a window with a snowy outdoor scene. The white controller is visible on the floor next to the chair.

5. Operating Instructions

Your Serta Heated Throw Blanket features a user-friendly controller with multiple heat settings and an automatic shut-off timer.

Close-up of the Serta heated blanket controller

Image Description: A close-up image of the white Serta heated blanket controller. It features a rotary dial for heat settings (1-5) and a power button. Icons next to it indicate a 3-hour auto shut-off, 3ft controller cord, 6ft power cord, and 5 heat setting levels.

  1. Power On: Press the power button on the controller to turn on the blanket. The indicator light will illuminate.
  2. Select Heat Setting: Rotate the dial to choose your desired heat level from 1 (low) to 5 (high).
  3. Automatic Shut-Off: The blanket is equipped with a 3-hour auto shut-off timer for safety. After approximately 3 hours of continuous use, the blanket will automatically turn off.
  4. Power Off: To turn off the blanket manually, press the power button again.
  5. Unplug: Always unplug the blanket from the wall outlet when not in use.

Note: The blanket may take a few minutes to reach the selected temperature. Pre-heating the blanket for 15-20 minutes before use is recommended for optimal warmth.

6. Care and Maintenance

Proper care will extend the life of your Serta Heated Throw Blanket. Always follow these instructions carefully.

Diagram illustrating washing and drying instructions for a heated blanket

Image Description: A diagram detailing washing and drying instructions. Washing steps include hand wash or delicate cycle, cold water with minimal detergent, and immediate removal after spin cycle. Drying steps include tumble dry on medium or low for 5 minutes, gentle stretch and hang to finish drying, and warnings against hanging with clothespins or ironing.

Washing Instructions:

  1. Disconnect: Ensure the blanket is unplugged from the wall outlet and the controller is detached from the blanket.
  2. Pre-soak (Optional): For best results, pre-soak the blanket for 15 minutes in mild soap and cold water.
  3. Machine Wash: Wash on a delicate or gentle cycle in cold water with minimal detergent. Do not use bleach.
  4. Rinse: Rinse thoroughly in cold water.
  5. Spin Dry: Spin dry in the washing machine to remove excess water. Remove immediately after the spin cycle.

Drying Instructions:

  1. Tumble Dry: Tumble dry on a low or medium heat setting for no more than 5 minutes.
  2. Air Dry: Remove the blanket from the dryer and gently stretch it to its original size. Hang over a clothesline or shower rod to finish drying. Do not use clothespins, as they may damage the wiring.
  3. Do Not Iron: Never iron the heated throw blanket.
  4. Ensure Dryness: Make sure the blanket and controller connector are completely dry before reconnecting the controller and plugging it in.

Storage:

Allow the blanket to cool completely before folding. Store in a cool, dry place. Avoid placing heavy objects on top of the blanket during storage, as this may damage the internal wiring.

7. Troubleshooting

If your Serta Heated Throw Blanket is not operating correctly, please refer to the following common issues and solutions:

ProblemPossible CauseSolution
Blanket does not heat.Not plugged in; controller not connected securely; power outage; internal fault.Ensure power cord is firmly plugged into a working wall outlet. Check that the controller is securely attached to the blanket. Verify power to the outlet. If issues persist, contact customer support.
Controller light flashes or displays an error code.Internal fault; blanket bunched or folded; overheating.Unplug the blanket from the wall outlet. Ensure the blanket is spread flat and not bunched. Reconnect the controller and plug it back in. If the error persists, contact customer support.
Blanket heats unevenly.Blanket is folded or bunched; internal wiring issue.Ensure the blanket is spread out completely flat during use. If the problem continues, contact customer support.
Blanket turns off unexpectedly.Auto shut-off timer activated; overheating; power interruption.The 3-hour auto shut-off feature is normal operation. If it turns off before 3 hours, check for overheating (ensure controller is uncovered, blanket is flat). Check power supply.

If you experience any issues not covered here, or if the problem persists, please contact Serta customer support.

8. Specifications

FeatureDetail
Model NumberST54-0034
Dimensions50"W x 60"L
Material100% Fleece to Sherpa
Heat Settings5 Levels
Auto Shut-Off3 Hours
Power Cord Length6 ft
Controller Cord Length3 ft
Input Voltage120V / 60Hz (100W)
CertificationsETL Certified
Care InstructionsMachine Washable
Item Weight2.53 pounds
UPC086569468246
Diagram showing the dimensions of the throw blanket as 50 inches by 60 inches

Image Description: A simple grey diagram illustrating the dimensions of the throw blanket, showing 60 inches in length and 50 inches in width.

9. Warranty and Support

Your Serta Heated Throw Blanket is backed by a 3-year limited manufacturer warranty. This warranty covers defects in materials and workmanship under normal use.

For warranty claims, technical support, or any questions regarding your product, please contact Serta customer support. Please have your model number (ST54-0034) and proof of purchase available when contacting support.

Contact Information: Refer to the product packaging or the official Serta website for the most current customer support contact details.

© 2025 Serta. All rights reserved.

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