Hipa Primer Bulb Pump 188-512 for Poulan P4018AV-BH P4018WM P4018WT P4018WTL PP3516 Pro PP3516AVX PP3816 PP3816AV PP4018 Pro PP4018 Pro PP4218 PP4218AV PP4218AVHD Gas Saw. 28. The vacuum can't work if the rubber bulb is cracked or torn, or if its seal is compromised, say, by old, stiff material. In some cases, you must remove a screw to take off the cover. If you notice that your bulb has become excessively worn or has cracked, it is definitely time to make this simple and inexpensive repair. At this point you will need to replace the primer bulb. Share this conversation. I had the same problem with my McColloch weedeater. Primer Bulb for your 2 cycle engine repair. briggs and stratton Model: 961140002 weed eater brand jim martz July 2008: There is more help available. Hope this helps. Thankfully this is usually a relatively easy repair. The whole fix is basically to get the filament re-connected. In this guide, we’ll be showing you how to change a headlight bulb, repair a cracked headlight lens, and replace an entire headlight assembly. How to fix/replace primer bulb? The primer bulb helps draw fuel into the carburetor so you can start your gas-powered trimmer. FREE Shipping on orders over $25 shipped by Amazon. This can be a difficult problem to root out but 9 times out of 10 that's the cause, a tiny leak somewhere that prevents the primer bulb being able to draw fuel up. Category: Small Engine. 1. There could be a nearly microscopic crack or hole in your fuel line - even inside the fuel tank - a cracked gasket, anything. 4.8 out of 5 … Or do you need to replace it completely? I created this video last night while changing out a cracked primer bulb on my Echo PB-200 blower. I have a craftsmam weedwacker and its primer bulb has a crack in it. 2. On all 4 cycle I would say "No" but I'm not sure on all 2 cycles. now, I believe its the primer bulb. Ask Your Own Small Engine Question. Keep Your Workspace clean. 4 years ago. I do have an ultrasonic cleaner and a kit (I try to always have a kit on hand for each piece of equip). and you need to buy the carb rebuild kit to get the bulb. The primer bulb/valve kit is intended to be used with lawnmower engines from Tecumseh and Toro. Source(s): https://shrinks.im/a9Kox. I ordered the part, it was delivered within a few days followed by a quick changeout and a working motor. Quick Links. Many people tend not to use it, but when it comes time and the machine doesn't start, then they it's important to have a primer bulb ready. This has worked for me in a pinch, but repair shop was the Intimate fix. I’m not mechanically inclined but needed to fix a cracked and leaking primer bulb for an unexpected visit from my sister’s family. The primer bulb sits in the middle of this return line on most chainsaws. Liza June 2007: There is more help available. A primer bulb is important because it is helps to fill the carburetor with the correct amount of fuel. Replace any damaged primer bulbs, but keep the primer mount for reassembly. I used some super glue and it held for over a year! $7.28 $ 7. When I looked at the exploded diagram in the owners manuel it shows that the bulb is part of the carb. references Better Lawn Care: How to Winterize Your Lawn Equipment YouTube: Weed Eater Primer Bulb Replacement Chris Deziel Chris … If the filament is broken near the middle and there's two springy pieces sticking off of each metal pole, it's really simple to fix it. How much disassembly needs to be done to replace this primer bulb? Time for repair shop unless you are handy with lawn mowers. Submitted: 10 years ago. Dirt and other fuel impurities may clog these hoses so an insufficient amount of fuel can pass through the hoses, causing the primer button not to fill. 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