What is the purpose of a harmonic pulley?
The purpose of the harmonic balancer is to reduce engine vibration and in many cases, serve as a pulley for drive belts. Harmonic balancer’s do have many names, though, such as damper, crankshaft pulley and crankshaft balancer, among others.
How do you remove harmonic balancer from crankshaft?
Step 3: Remove the harmonic balancer bolt. Remove the harmonic balancer bolt by using the strap wrench to hold the balancer still while loosening the bolt with a socket and ratchet handle or breaker bar. It will be very tight, so pull hard. Step 4: Remove the harmonic balancer unit. Use the gear puller to remove the harmonic balancer unit.
Why do I need a new crankshaft pulley?
A failed harmonic balancer shifts the vibration shock to the crankshaft. It affects the above-mentioned functions, and as a result, it affects the engine functioning. In such a scenario, the car will need a new crankshaft pulley installed.
How can I keep a harmonic balancer from rotating?
Tighten the center bolt with a ratchet handle or breaker bar until the balancer breaks free. Tip: Most harmonic balancers are kept from rotating on the crankshaft by using a woodruff key.
What kind of pulley is a harmonic balancer?
OEMTOOLS 37187 Harmonic Balancer Puller Kit, Works as Harmonic Balancer, Gear Pulley, Crank Shaft Pulley, & Steering Wheel Puller, Includes Bolts for GM 3300 & 3800 V6 Engines, Carrying Case, 19 piece . Only 5 left in stock – order soon.
How much does an OTC harmonic balancer puller cost?
The OTC puller set costs twice what the no-name pullers do, but perhaps they’re all made on the same production line. OTC set goes back and I’ll get a no-name set for half the price. I bought this tool after a stout three-jaw slide hammer did not move the very snug balancer on my Mercruiser 350.
Why does my harmonic balancer puller get stuck?
In contrast the the ‘one star’ reviewer that wanted a coarse pitch lead screw to get the balancer off ‘faster’, the leverage of the fine pitch was just the ticket for me. With the balancer off, the mating surfaces looked shiny and nice so I guess the stuck was just due to tolerances.
A failed harmonic balancer shifts the vibration shock to the crankshaft. It affects the above-mentioned functions, and as a result, it affects the engine functioning. In such a scenario, the car will need a new crankshaft pulley installed.