What are the numbers on a fan belt?
Read the number that follows the letter. This number represents the length of the inside of the fan belt (as opposed to the number in the standard automotive belt, which represents the outside circumference). For example, if the number is 46, that means the inside circumference of the belt is 46 inches.
Why is the fan belt called a V belt?
A “fan belt” is also called a “v-belt” because it is shaped like the letter “V.”. This belt is made of rubber, and powers everything from your vehicle’s water pump to the alternator.
Can a worn fan belt cause CFM loss?
Worn fan belts can cause as much as 20% loss of cfm output. Ordering the correct replacement fan belt is as easy taking a few simple measurements. First, to determine what type of belt is on your fan, measure the width of the belt. Most fan belts are A type belts with a measurement of 1/2″.
How to read fan belt numbers you it still runs?
Reading Standard Automotive Fan Belt Numbers Step 1. Locate the number on your existing fan belt. If the belt is still under your vehicle’s hood, you may need a… Step 2. Read the first two characters on the belt. If your [fan belt] (https://itstillruns.com/fan-belt-5746443. Step 3. Both …
Which is the best belt for alternator and fan?
So cars went from one belt driving the fan, water pump, and alternator, to 2 or 3 separate belts, now also driving the power steering pump, A/C compressor, and emissions air pump. The “V” belt is one of the most effective belt solutions because of its strength, relative quietness, power transfer, and durability.
What do you need to know about fan belts?
What is a Fan Belt? A fan belt is one of the essential car parts that need regular maintenance. It is a flexible rubber belt that puts together certain engine components. It connects the crankshaft pulley and the alternator to the engine cooling fan.
When did serpentine belts start to replace fan belts?
Fan belts are more commonly found in vehicles built before the 1990’s when serpentine belts started to replace them. In theses older models, “fan belts” are usually paired with other belts that together form a “V” shape around your drive pulleys and gears.
Why does my air conditioner fan belt keep falling off?
In this way, the belt keeps your fan, air conditioning, power steering pump, water pump and alternator working. It also indirectly keeps your battery from dying as that is a role of the alternator. If your fan belt breaks or falls off, these components will eventually fail, potentially leading to much bigger issues.
What happens when you lose grip on the fan belt?
As the fan belt continues to lose its grip and slip, it makes power steering increasingly difficult, as your car misses the help of the water pump, which also has responsibility for driving the power steering belt. The cabin inside your car develops disco fever.