WebDec 1, 2024 · Several factors can cause carburetor hesitation on acceleration, including a dirty carburetor, clogged fuel filter, clogged passage, or a faulty accelerator pump. Other common causes include a vacuum leak, low fuel pressure, or a malfunctioning choke. In some cases, the issue can be caused by a faulty ignition system or a worn-out engine. WebJul 5, 2012 · Then, check the clearance between the accelerator pump diaphragm arm and the operating lever screw and spring assembly. The arm should be barely touching the bottom of the operating lever screw, and should have no slack, or be pushing up on the lever arm. Insert a 0.015 feeler gauge between the pump arm and the adjustment screw bottom.
Honda BF50 four stroke bogs after 3/4 throttle
WebJul 23, 2024 · 2. Outboard May Hesitates Upon Acceleration: Another common problem that Mercury 25HP four-stroke outboard users often complain about is the motor’s visible hesitation on acceleration. Sometimes, they notice that the outboard motor struggles or hesitates when they put on the acceleration, and even the engine starts to run unevenly or … WebFeb 10, 2013 · Turns out you need to drain the vapor separator on the rear of the motor. Unhook the hose, loosen the screw on the body and tilt the motor to drain. You will also need to change your plugs cause if you have water up to the VS you have water hitting your plugs and they are bad. ($16 each for the 200!) new f tags
3 Approaches For Fixing Mercury 4 Stroke EFI Problems
WebJan 26, 2024 · 187 Posts. #8 · Oct 12, 2011. Sounds like the accelerator pump isn't working, or pilot is partially plugged, or air mixture is too lean. May be a combo of several of those things. When my sons Raptor was doing that, it was because the pilot was too small, then had to tweak the air mixture to get it just right. WebMar 16, 2024 · The Tohatsu 4stroke 8 and 9.8 are the same motor, the difference is the carburetor. So you might as well opt for the 9.8. It is a butter smooth, quiet, low-stink motor. I bought mine to power my old Zodiac 10.2 and it now powers my Achilles 9.2. WebJul 14, 2010 · I have a 2006 Mercury Verado outboard (175hp) that hesitates and boggs down when given full throttle. The engine was recently serviced and although the problem was mentioned to the mechanic, they couldn't find a problem.Any ideas? Thanks, CB [email protected] Submitted: 12 years ago. Category: Boat. interstellar theme piano roblox