If you have to run it with the choke after it has warmed up, you need to disassemble the carb for cleaning.
A sheared flywheel key (advanced timing) will often cause a red hot muffler. This happens when the mower blade hits a stump, rock, etc.
Considering that it is probably a motorized one. Yes. Anything that has an engine can more then likely get hot.
If its a new mower take it back to where you bought for warranty If you mess with it you will forfeit your warranty.
Bypass the switch with a jumper & see if you can bump it with a hot wire.
In hot weather it would (or should) not be a problem. 30wt and 10W30 are generally the rule.
In cooler temperatures it's ok, but in hot weather run a thicker oil.
The riddle "Why does a lawn mower live such a hard life?" plays on the idea that a lawn mower is constantly subjected to difficult conditions, such as cutting through tough grass, enduring harsh weather, and being used frequently for long periods of time. This personification of the lawn mower emphasizes the challenges and wear and tear it faces in its role of maintaining a well-kept lawn. Ultimately, the riddle is a playful way of highlighting the demanding nature of lawn care equipment.
did you check and make sure you have plenty of oil. or maybe your lawn mower just needs a break.
Just make sure the engine is not running and pour in the fuel. If the engine is hot let it cool before refueling.
You feel less hot and thirsty.
Sounds like a ignion coil.
The potential dangers of using a surging lawn mower include the risk of injury from flying debris, accidental cuts, and burns from hot engine parts. To prevent these dangers, always wear protective gear such as goggles, gloves, and closed-toe shoes. Regularly maintain the mower by keeping the blades sharp, checking for loose parts, and ensuring proper fuel levels. Follow safety guidelines and never operate the mower on wet or uneven ground.