Introduction
Welcome to your new Physionics 30 kg Dumbbell Set. This manual provides essential information for the safe and effective assembly, use, and maintenance of your fitness equipment. Please read these instructions carefully before first use and retain them for future reference.
Important Safety Information
- Consult a physician or qualified health professional before starting any new exercise program.
- Always inspect the equipment for any signs of damage or wear before each use. Do not use if any component is damaged.
- Ensure all weight plates and star screw locks are securely fastened before lifting the dumbbells. Loose plates can cause injury.
- Keep children and pets away from the equipment during use and storage.
- Use proper lifting techniques to avoid muscle strains or other injuries. If you are unsure, seek guidance from a fitness professional.
- Do not drop the dumbbells, as this can damage the equipment or flooring, and may cause injury.
- Use the dumbbells on a flat, stable surface.
Package Contents
Please verify that all components are present in your package:
- 2 x Dumbbell Bars (approx. 49 cm long, 25mm diameter, 14.5cm handle length)
- 4 x Star Screw Locks
- 4 x Plastic Weight Plates (approx. 0.75 kg each)
- 4 x Plastic Weight Plates (approx. 1.25 kg each)
- 8 x Plastic Weight Plates (approx. 2.5 kg each)

Image: Two dumbbell bars and four star screw locks, essential components for assembly.

Image: All components of the 30 kg dumbbell set, including bars, locks, and a variety of weight plates.
Setup Instructions
Follow these steps to assemble your dumbbells:
- Prepare the Bar: Take one dumbbell bar. Ensure the threaded ends are clear and ready for weight plates.
- Add Weight Plates: Slide the desired weight plates onto one end of the dumbbell bar. You can combine different plate sizes (0.75 kg, 1.25 kg, 2.5 kg) to achieve your target weight.
- Secure with Star Lock: Screw one star lock onto the threaded end of the bar until it is tight against the weight plates. This prevents the plates from moving during exercise.
- Repeat for Other Side: Add the same weight plates to the other end of the bar to balance the weight, and secure with the second star lock.
- Final Check: Before use, ensure both star locks are fully tightened and the weight plates are stable and do not wobble.

Image: Two fully assembled dumbbells, ready for use.
Operating Instructions
Your Physionics dumbbells are designed for strength training exercises. Adhere to the following guidelines for safe and effective use:
- Warm-up: Always perform a proper warm-up before starting your exercise routine to prepare your muscles.
- Controlled Movements: Execute all exercises with slow, controlled movements. Avoid jerky motions that can lead to injury.
- Breathing: Breathe naturally throughout your exercises. Do not hold your breath.
- Proper Form: Maintain correct posture and form for each exercise. If you are unsure about proper form, consult a fitness professional or reliable exercise resources.
- Adjusting Weight: To change the weight, carefully place the dumbbell down, unscrew the star locks, remove or add plates, and then re-secure the locks tightly before resuming exercise.
- Cool-down: Finish your workout with a cool-down period, including stretching, to aid muscle recovery.
Maintenance
Proper maintenance will extend the life of your dumbbell set:
- Cleaning: After each use, wipe down the dumbbell bars and weight plates with a damp cloth to remove sweat and dirt. Do not use harsh chemicals or abrasive cleaners, as these can damage the plastic coating and materials.
- Storage: Store the dumbbells in a dry, cool place away from direct sunlight, moisture, and extreme temperatures. Ensure they are stored safely on the floor or a sturdy rack to prevent tripping hazards and accidental falls.
- Inspection: Periodically check the star screw locks and the threaded sections of the bars for any signs of wear, cracks, or damage. Ensure the plastic coating on the weight plates is intact. Replace any damaged components immediately to ensure safety.
Troubleshooting
Here are solutions to common issues you might encounter:
- Issue: Weight plates feel loose or wobble during exercise.
Solution: Immediately stop exercising. Place the dumbbell down and fully tighten the star screw locks on both ends of the dumbbell. Ensure they are hand-tight. If the issue persists, inspect the threads on the bar and the inside of the locks for any damage or debris that might prevent a secure fit. - Issue: Difficulty screwing on star locks.
Solution: Ensure the threads on the bar and the star lock are clean and free of any debris or foreign objects. Try screwing the lock on without any weight plates to check for smooth operation. If necessary, a very small amount of silicone-based lubricant can be applied to the threads, but avoid getting it on the grip area of the bar. - Issue: Dumbbell bar feels unbalanced.
Solution: Verify that an equal number and weight of plates are loaded on both sides of the dumbbell bar. Ensure all plates are pushed flush against each other and secured tightly by the star locks.
Specifications
| Brand | Physionics |
| Model Name | Dumbbell Set 30 kg |
| Total Weight | Approx. 30 kg (2 x 15 kg) |
| Bar Length | Approx. 49 cm |
| Bar Diameter | Approx. 25 mm (0.98 inches) |
| Handle Length | Approx. 14.5 cm |
| Bar Weight | Approx. 900g (each) |
| Weight Plate Material | Plastic coated |
| Weight Plate Sizes | 0.75 kg, 1.25 kg, 2.5 kg |
| Special Features | Non-Slip Handles |
| Manufacturer | Jago AG |
| GTIN (Global Trade Item Number) | 04250787411506 |
Warranty and Support
For warranty information, details regarding returns, or technical support, please refer to the retailer's policy where you purchased this product. It is recommended to keep your purchase receipt or proof of purchase for any warranty claims or support inquiries. You may also visit the official Physionics website for general product information or to find contact details for customer service.