# How many amps does an auto AC clutch draw?

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## How much current does an AC compressor draw?

1 Answer. It does mean that using the nominal load it draws 11.5 Amps. If it is an air conditioner the load is 18600 BTU / hours, which is 5.6kW -> the thermal energy it can draw out. However, when you use the motor don’t drive it more than 11.5 Amps in long term.

## How many amps does a car AC use?

Ignition Coil (single oil-filled coil older vehicle) – 3 to 4 amps. Ignition Coil (single DIS coil newer vehicle) – 5 to 6 amps at peak output. Ignition Coil (coil-on-plug) – 6 amps per coil at peak output. Ignition System (primary circuit) – 6 to 20 amps.

## Can you turn the AC clutch by hand?

Yes, the clutch does not move “normally” until the a/c is activated and then it does spin with the pulley. However the clutch assy and compressor are mounted on the same keyed shaft and turn together ALWAYS. Therefore if you turn the clutch assy by any means it will be turning the compressor.

## Why does AC compressor draw high amps?

The compressor could be pulling hi amps due to wear and age, low power supply or perhaps a weak start run capacitor. Check the voltage supply, inspect the capacitor with a multi meter and weak capacitors will sometimes look swollen or mishapen.

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## How many amps do injectors draw?

High impedance injectors in practical, real-life applications usually draw a current of around 950 mA to 1.2 Amps, while it is more common to see a low impedance injector draw as much as 6 Amps.

## How much power does a car AC compressor use?

The HP required will depend on the size of the car and it’s A/C system. Most systems will be designed for about 1 to 2 tons of cooling. This will typically use about 1 to 2 kW of power. In most cars, this is mechanical energy, as a compressor is typically run by the serpentine belt of the engine.

## How much watts does a car AC use?

Estimates for how much an air conditioner uses are rough. The compressor on the central A/C Fan is 750 Watts.

## Will AC clutch engage with low Freon?

If the Freon levels are too low, the clutch will fail to engage which means there’s not enough refrigerant for the compressor to pressurize. In other words, your air conditioning system has nothing to work with!

## How do I engage my AC compressor clutch?

At the compressor’s front side, unplug the single wire connector, take a jumper wire and attach it to the wire that you just disconnected from the compressor. Connect the other end of the jumper’s wire to the positive terminal of the car battery. This will enable the compressor to start manually.

## Is AC clutch supposed to spin freely?

Most AC clutches are designed to spin freely when disengaged, and also with the pulley and compressor when those are engaged. If the clutch spins freely at all times, and the compressor never comes on, then it may not be engaging and therefore needs to be replaced.

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## What causes AC compressor clutch failure?

Clutch failure is usually caused by high pressure or voltage issues, or a combination of both. … With a wrong charge the pressure switches will cause the compressor to constantly engage and disengage. If there is not enough charge the compressor will overheat due to a lack of oil circulating.