Charged right, not just topped up

Split AC refrigerant charging in Dhahban

In Dhahban, far north, split refrigerant charging requires careful leak testing in pipes and connections. Units that lose performance quickly need leak repair before any new charge.

  • Leak found first
  • Vacuum and test
  • Correct charge

Clients We're Proud to Serve

Organisations and companies that trusted Alrabih with their projects.

  • Saudi Aramco
  • Ministry of Energy
  • Royal Saudi Land Forces
  • Royal Saudi Naval Forces
  • Al Baik
  • Centro Hotels by Rotana
  • King Abdullah Economic City
  • First Mills
  • Juffali
  • eXtra
  • Dr. Soliman Fakeeh Medical Center
  • Alesayi Motors
  • Abu Zaid
  • Water Desalination
  • Attieh Steel
  • SSCO
  • Creet
  • Emad Rizq
  • Alfaneyah
  • Rawat Alam Al Tasmeem
  • IBI Magix Arabia — Construction Services
  • Midtown for Construction
  • Petra Engineering Industries Co.
  • Hyrmas
  • Batterjee Medical College
  • Advanced Horizons Contracting Company
  • D.Metals
  • Benchbox — Masters of Space
  • Sadafco
  • Umm Al-Qura University
  • Saudi Arabian Drug Store (SADS)
  • Foamco
  • Ahmad A. R. Bin Afif Industries Co. (Sandwich Panel Factory)
  • Namariq
  • ALS

When your split needs a refrigerant charge

  1. 1

    Weak cooling with a clean filter

    If the filter is clean and the compressor is running but the air from the indoor unit is barely cool, the cause is usually low refrigerant from a leak at the flare joints or the outdoor service valves.

  2. 2

    Frost on the pipes or unusual water drips

    Frost on the large pipe at the indoor unit, or water dripping from the unit in an unusual way, means refrigerant pressure has dropped below the range set by the manufacturer. The inspection finds the leak before any charging begins.

  3. 3

    A split that was moved and refitted

    When a split is removed for painting, renovation or a room move, the flare joints are disconnected and remade. These joints are the most likely source of a leak after refitting, and the system needs a careful check, a vacuum and a fresh charge.

Who it's for

  • Your bedroom split cools only at night

    We find and fix the leak at the flare joints, then vacuum and charge to the nameplate refrigerant type.

    Ask on WhatsApp
  • Your split was removed for renovation and refitted

    We inspect every remade flare joint, vacuum the full line, then charge and confirm cooling has returned.

    Ask on WhatsApp

What the job covers

  • Check flare joints and valves
  • Repair or remake flare
  • Vacuum line and pressure test
  • Charge to nameplate refrigerant type
  • Run unit confirm cooling
Request a quote

How we work

How we work

  1. 1

    Describe the fault

    Tell us on WhatsApp what is happening and send a photo of the outdoor unit nameplate so we know the refrigerant type before we arrive.

  2. 2

    Inspect and find the leak

    The technician checks the flare joints at the indoor unit and the service valves at the outdoor unit and locates the leak before taking any further step.

  3. 3

    Repair and vacuum

    We tighten or remake the flare joint as its condition requires, then vacuum the line and watch the pressure hold to confirm the line is tight.

  4. 4

    Charge and run

    We charge with the nameplate type at the amount the inspection determines, then run the unit and confirm that cooling has returned to the normal level.

Fix the leak first or just top it up?

AlrabihThe usual way
The leakFound and fixed firstIgnored, charged over it
Flare jointChecked, remade if neededNot checked
VacuumBefore every chargeOften skipped
Refrigerant typeNameplate onlyWhatever is available
Line moistureRemoved by vacuumLeft inside the line

Some of our work

Ductwork, rooftop units and diffusers, from work we've completed in Jeddah.

  • Galvanized rectangular duct trunk with branch takeoffs and round diffusers, hung from a black ceiling, a Carrier unit visible behind — interior finishing stage.
  • Round diffusers and a spiral duct trunk in a tiled stairwell service shaft.
  • Rooftop ductwork and an exhaust fan, with Jeddah buildings in the background.
  • Rooftop packaged AC units with rectangular duct transitions, city buildings behind.
  • Insulated rooftop duct run beside a packaged unit, a warehouse roof in the background.
  • A grid of round diffusers in an open-plan office ceiling, mid-construction.
  • An insulated rooftop duct elbow, against a mountainous backdrop.
  • Large insulated ductwork running along a factory ceiling, with workers visible below.
  • A yellow round diffuser mid-installation, with spiral duct and a suspended ceiling grid.
  • Duct insulation wrap in progress on a construction site, bare duct still exposed.
  • A black-painted duct trunk with round diffusers and track lighting, in a finished retail interior.
  • An indoor AHU unit connected to round ductwork in a mechanical plant room, exposed concrete ceiling.
Similar project? Send us the details

Customer reviews

What our customers say

4.8

From 10 Google reviews

  • Muhammadramzan 2641

    “MashaaAllah. Services are so good. Behaviour and kindness 100/100. Prices are less then Market. Fully recommended”

  • shahzeb armani

    “Wow. Prices are so comfortable. Outstanding services. People are so talented and nice”

  • Tawfik AlyawerLocal Guide

    “U can find all u need for air conditioning”

Read every review on Google

Your satisfaction matters to us! If you had a great experience with us, we'd love a 5-star rating and a kind review.

Worked with us? Leave a review

Service areas

We come to you anywhere in Jeddah

From Al Shiraa and Al Yaqout in the north to Al Thaghr and Al Quraiyat in the south, with our base in Al Aziziyah.

Map of Jeddah by sector, with Alrabih's base in Al Aziziyah
Don't see your district?Message us. We most likely cover it.

What sets this district apart

Dhahban is a remote coastal area with scattered modern villas and residential blocks, most with independent split AC systems. High marine humidity and dust accelerate wear on copper pipes and connections. Corrosion-driven leaks are common, and repeated charging without fixing the leak becomes expensive. The remote location makes precise diagnosis and thorough repair from the first visit essential.

Dhahban lies at far north Jeddah on the coast, a remote area of scattered villas exposed to marine humidity.

Villas and blocks here have independent split units, with coastal humidity causing rapid corrosion of copper pipes and metal connections.

The AC setup in Dhahban

  1. 1

    Independent split unit per villa or block

    Villas and blocks in Dhahban are scattered, each with an independent split unit and its own refrigerant circuit.

  2. 2

    Piping exposed to marine corrosion

    Copper pipes and metal connections are constantly exposed to moisture and sea salt, causing rapid corrosion.

  3. 3

    Outdoor units on exposed facades

    Outdoor units here are usually on exposed facades facing marine air, speeding metal component corrosion.

Before the visit

Before our visit in Dhahban

  1. 1

    Confirm detailed address and access route

    Dhahban is scattered, so confirm address details and nearby landmarks to ensure the team can reach you easily.

  2. 2

    Switch off power to the AC

    Switch off main power to the AC before the team arrives for work safety.

  3. 3

    Provide adequate workspace

    Ensure adequate space around both outdoor and indoor units for inspection, repair and charging work.

FAQ

Questions about Split AC refrigerant charging

Does the split have to come off the wall to be recharged?

Usually not. Charging is done at the service valve on the outdoor unit, and if the leak is at the flare joints behind the indoor unit we reach them by lifting the lower cover or tilting the unit on its bracket. It only comes down when the joint is inside the wall.

Where do leaks usually occur in a wall split?

The most common points in a wall split are the flare joints at the indoor unit, which loosen over time from vibration, and the service valves at the outdoor unit. In Jeddah's humid and salty air, oxidation at copper connections can develop faster, which raises the chance of a leak.

Does the charging process differ when a split has been moved?

When a split is moved, the flare joints are disconnected and remade, and this is when air and moisture enter the line. A full vacuum before charging becomes especially important, and the technician checks every remade flare joint before the line is closed.

Why does my split cool only at night?

This is a common sign of low refrigerant. At night, lower outdoor air temperature lets the compressor partly compensate for the shortage. During Jeddah's daytime heat, the reduced charge is not enough and cooling weakens or stops. The inspection confirms whether this is the cause or whether another factor such as the compressor or capacitor is involved.

Does the length of the copper pipe run affect how much refrigerant is needed?

Yes, a longer copper pipe run between the two units requires more refrigerant. The site inspection measures the actual run length, and the technician sets the charge amount based on the nameplate figure and the installed pipe length.

My AC leaks refrigerant, could the salt in the air be the cause?

Yes, sea salt causes rapid corrosion in copper pipes and connections. We carefully check the pipes and connections and repair corrosion damage before charging.

Dhahban is remote from the city, how long does a visit take?

We cover Dhahban within our Jeddah service. Actual work time depends on leak location and severity, and we set the appointment time based on need.

Humidity here is very high, does it affect the refrigerant after charging?

Humidity does not directly reduce refrigerant, but it speeds corrosion in pipes and connections. We apply protective treatment to exposed connections to slow corrosion.

Can you reach the scattered villas out here?

Yes, we service all areas of Dhahban, but we need detailed address confirmation before the visit.

The Jeddah corniche in cool weather

Get your split cooling properly again

Send a photo of the outdoor unit nameplate and describe the fault on WhatsApp, and we will book the inspection and charge in your district, Saturday to Thursday.

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