What is the governor spring connected to?
What is the governor spring connected to?
The governor primary and secondary springs both clip to the loop in the governor throttle arm linkage. The throttle lever is located on the throttle lever control bracket in front of the carburetor. Clip the other short round end of the primary spring into the slot in the throttle control lever.
How does the governor work on Briggs and Stratton engine?
To control engine speed, a mechanical governor uses gears and flyweights inside the crankcase to detect changes in the load and adjusts the throttle accordingly. This closes the throttle, limiting the air-fuel released into the engine. When the engine load increases, the crankshaft spins more slowly.
What causes a small engine to rev up and down?
If the air that the engine requires to run is blocked, especially sporadically, it can cause the engine to slow down. When the blockage moves or clears, the engine may suddenly rev up in response. To fix this type of problem, check the air filter to ensure that it’s not clogged with dirt and debris.
What causes a lawnmower engine to rev up and down?
A lawnmower that hunts and surges may be experiencing something as simple as an airflow issue. If the air that the engine requires to run is blocked, especially sporadically, it can cause the engine to slow down. When the blockage moves or clears, the engine may suddenly rev up in response.
Where is the governor link on a Briggs and Stratton?
It connects to the rotating control arm on the bottom of the tank bracket. The governor springs connects to the opposite end that the link connects to. Here is the upper end where it all ties together. The blue link is the governor link.
What kind of engine does a Briggs and Stratton have?
I will post the others as soon as I get them scanned. These images belong to the Briggs and Stratton Corporation. They came from the shop manual, P/N 270962, 1995 Revision. Figure 41 is generally the same setup for all 3.0 to 4.0 HP engines with tank mounted below carburetor.
Where does the governor spring connect to the arm?
The long end of the spring (newer models) connects to the “T” looking tab on the governor arm. There will be a slight variation to this set up with older engines. Instead of there being a tab hanging off the side of the arm for the governor spring, there is a hole drilled in the arm.