Which AC port is low side?
The low side line of the system will have a larger diameter metal pipe than the high-side. The low side service port is usually located between the AC compressor and evaporator. The low side service port will have a black or blue plastic cap that needs to be removed.
How do you tell a high side from low side AC?
The low side of the system where the freon goes is always the fastest of the two hoses comming off of the compressor. The high side of the system is the smaller of the two. And on a 134a system the low side port is the bigger of the two.
Do you add freon to the low or high side?
The freon is added on the LOW PRESSURE SIDE ONLY. The hose tool you bought is made so you can only hook to the low side as the high side and low side fittings are different sizes and shapes for SAFETY’S SAKE.
What type of freon does a Dodge Charger take?
R1234YF A/C Refrigerant. A/C Compressor. [R1234YF A/C Refrigerant].
Do you add freon on the low side?
Can you recharge car AC from high side?
The damage from trying to charge on the high side would be to you – not the system. More than likely the pressure would back up into the can and explode it like a grenade. If you don’t know what you’re doing, seriously get someone to help out. You ALWAYS want to connect to the low side.
Which AC line is cold?
Suction Line
The Copper Pipe (Suction Line) should be sweating and cold to the touch during a hot day. If it is not cold, your compressor could be off (bad capacitor/ hard start kit) or low on Refrigerant.
What happens if you add freon to the high side?
Is PAG 46 and PAG 100 Compatible?
Vehicle and manufacturer-specific information must therefore be observed accordingly. ➔ PAG oils are highly miscible with R134a (PAG oils 46 YF and 100 YF also with R1234yf) and are suitable for lubricating the air conditioning systems of most passenger and commercial vehicles.