If your Shark vacuum has lost suction at the floor head, one of the first things worth checking is the small flexible hose inside the power nozzle. These lower hoses flex constantly as the floor head moves backwards and forwards, and over time they can split or tear.
The good news is that on many Shark vacuums, replacing the lower hose is a relatively inexpensive repair and can save you from replacing the complete floor head.
In this guide I'll show you the general process for dismantling a Shark power nozzle, removing the damaged lower hose and fitting its replacement.
The machine demonstrated in my video is an older Shark Powered Lift-Away upright, known as part of the Rotator range in some countries. Other older Shark models, including some Rocket machines, use similar internal hoses. The exact screws and dismantling procedure vary between models, but the basic principle of the repair is often very similar.
What Does the Shark Lower Hose Do?
The lower hose is the short flexible hose located inside the powered floor head. It forms part of the airway carrying dirt and air from the brush-roll area into the main vacuum.
Because the hose needs to flex every time you tilt and manoeuvre the floor head, it's subjected to repeated movement throughout the life of the vacuum.
Eventually the material can split, tear or develop a hole, allowing air to escape before it reaches the main suction path.
How Do I Know If My Shark Lower Hose Is Split?
Common symptoms of a damaged lower hose include:
- Poor suction from the floor head
- The vacuum has good suction through the hose or wand but performs badly on the floor
- A visible split or hole in the flexible hose
- A hissing or leaking-air sound around the floor head
- Dirt isn't being pulled effectively from the brush-roll area
If the vacuum has strong suction elsewhere but very little at the floor head, inspecting this hose is a sensible part of your diagnosis.
Does the Same Lower Hose Fit Every Shark Vacuum?
No. Shark has produced a huge number of different floor-head designs, and lower-hose dimensions and fittings can vary between models.
We stock a popular replacement Shark lower floor-head hose here, but you should always check the dimensions and compatibility information on the product page against your particular vacuum before ordering.
If you have a newer Shark model, the dismantling process may also differ from the older machine demonstrated here. Where available, a model-specific repair guide is preferable.
Tools Needed to Replace a Shark Lower Hose
For the older Shark floor head demonstrated in the video, I use:
- A coin
- A small Phillips/cross-head screwdriver
- T20 Torx screwdriver
- Pliers if the old hose is difficult to remove
- A small amount of suitable adhesive if required
Some newer Shark models use T10 Torx screws in places where older versions use small cross-head screws, so check your machine before starting.
Before dismantling the floor head, disconnect the vacuum from the mains or remove its battery where applicable.
1. Remove the Shark Floor-Head Cover
Start on the underside of the power nozzle.
On this particular model there are plastic locking fasteners that can be turned using a coin. Avoid attacking these with an unsuitable screwdriver because it's easy to damage the plastic.
Next, remove the T20 Torx screws positioned around the underside of the floor head.
On the older floor head shown here there are also two small cross-head screws, including one tucked underneath a seal towards the front of the floor tool.
Your Shark may be different. Screw positions and types vary considerably between Shark models.
Floor-Head Cover Won't Come Off?
Once all the screws have been removed, turn the floor head over and carefully lift away the top cover.
If the cover feels extremely difficult to remove or you're applying enough force that you think something is going to break, stop and check for another screw.
On many Shark floor heads, a stubborn cover simply means there's a hidden screw that has been missed.
2. Remove the Old Shark Lower Hose
Once the floor head is open, you'll be able to see the flexible lower hose and where it attaches at either end.
Start by carefully lifting the front connection from its position in the floor head.
The damaged hose can then be removed from its fittings. If pieces of the old hose or its reinforcing coil are difficult to grip, pliers can make removal easier.
Make sure you remove all of the old hose material from both connection points.
3. Clean the Hose Connections
Before fitting the replacement, give both connection points a quick clean with a cloth.
Remove any accumulated dust and remnants of the old hose so the replacement has a clean surface to fit against.
If you're using a suitable adhesive to help secure the hose, apply only a small amount around the appropriate internal connection surfaces.
4. Fit the New Shark Lower Hose
This is the most important part of the repair because there's something about these hoses that's very easy to get wrong.
The replacement hose screws into the fitting anticlockwise.
Your natural instinct with anything threaded is probably “righty tighty” and to turn it clockwise. On this style of Shark lower hose, that's the wrong direction.
Start by fitting the hose onto the stem connection and turn it anticlockwise until you feel the hose catch securely onto the threaded fitting.
You don't need dozens of turns. Once correctly engaged, you'll feel the hose grip the fitting and it should be secure enough that a gentle pull doesn't simply remove it again.
Repeat the process at the floor-nozzle end of the hose.
5. Position the New Hose Correctly
Once both ends are secure, the hose and its fittings need to sit correctly inside the floor-head housing.
There are locating points within the casing that hold the hose assembly in the correct position.
This can be a little fiddly. Even if you've done the repair before, it may take several attempts to get everything lined up correctly, so don't assume you've done something wrong if it doesn't drop perfectly into place first time.
The important thing is not to force the casing over components that aren't properly seated.
6. Refit the Shark Floor-Head Cover
Once the hose and its fittings are correctly positioned, replace the upper cover.
It should fit back into place without excessive force.
If it won't sit flush, remove it again and check that the hose, wires, seals and internal components are sitting in their correct positions.
Never tighten the screws in an attempt to force two badly aligned pieces of plastic together.
7. Replace All the Screws
Turn the floor head over and reinstall the screws in their original positions.
Remember that depending on the Shark model, you may have a combination of:
- T20 Torx screws
- T10 Torx screws
- Small Phillips/cross-head screws
- Plastic coin-operated fasteners
Once everything is securely reassembled, reconnect the vacuum and test the suction through the floor head.
Can You Replace a Shark Lower Hose Instead of the Complete Floor Head?
On many models, yes – and that's one of the reasons this repair is worth considering.
If the only problem is a split internal hose, replacing the complete powered floor head can be unnecessarily expensive.
A replacement lower hose can cost considerably less and, if you're comfortable dismantling the floor head, can restore the sealed airflow path without replacing the whole assembly.
You can find our replacement Shark lower floor-head hose here. Remember to check the measurements and compatibility information before ordering, as one hose does not fit every Shark model.
Different Shark Model? The Same Basic Principle Applies
Shark has produced many different upright, cordless and stick vacuum floor heads over the years, so there isn't one dismantling procedure that covers every machine.
On newer models, screw locations, Torx sizes and the way the hose fits into the floor head can be different.
However, the basic repair remains the same: open the power nozzle, remove the damaged lower hose, fit the correct replacement securely and make sure everything is properly seated before reassembly.
Where I have a repair video for your exact Shark model, follow that model-specific procedure. Otherwise, this guide gives you the general principles involved in replacing a Shark lower floor-head hose.