What is a pony engine?
What is a pony engine?
The pony motor is a small gasoline engine nestled up under the dash. The operator would start this little gas engine and use it to warm the big diesel engine. When the engine was warm enough, the operator started the diesel engine and turned off the gasoline engine.
What is a pony motor used for?
Pony motors are small motors mostly induction motors,which are used to run the rotor near to the synchronous speed. Once the rotor attains the synchronous speed, the d.c. excitation to the rotor is switched on. Pony motors are connected to the shaft of synchronous motor only up to it attains synchronous speed.
How does a John Deere pony motor work?
Starts here11:13John Deere Two-Cylinder Diesel’s…How Pony Motors/Starting …YouTubeStart of suggested clipEnd of suggested clip56 second suggested clipInto the safety valve as soon as you start cranking the pony motor over pony motor creates oilMoreInto the safety valve as soon as you start cranking the pony motor over pony motor creates oil pressure opens up this valve. And allows gas to enter the carburetor on the pony.
How do you start a diesel pony engine?
Starts here7:39Proper way to start a Caterpillar D 2 with a pony motor – YouTubeYouTubeStart of suggested clipEnd of suggested clip49 second suggested clipAnd then wide open throttle. And back here on the main on the main engine. So I’ll leave it with noMoreAnd then wide open throttle. And back here on the main on the main engine. So I’ll leave it with no fuel for a while until it gets hot enough and then once it gets hot enough it’ll stubble.
What is a donkey start engine?
A donkey engine was an integrated machine consisting of a powerplant and gearing that turned one or more drums or winches containing wire rope. Designed to lift, drag, and move logs from the stump to an accumulation point, donkey engines were also used to load logs on cars that transported logs to distant mill sites.
What are the advantages and disadvantages of the DC motors?
DC Motor Advantages & Disadvantages
| Advantages | Disadvantages |
|---|---|
| Inexpensive controls for speed regulation | Cogging at speeds of less than 300 rpm |
| Generally a low-cost motor option | Significant power loss on full wave rectified voltage |
| Easily pairs with gear reducers | High starting torque can damage reducers |
How many horsepower is a John Deere pony motor?
I measured the 8 horsepower engine and figured it would fit in the space where the pony had been. I also checked the rotation of the Deere pony motor to be sure it turned the same direction as the new small engines, but I still wasn’t convinced that 8 horsepower would be enough.
How much does a cat d2 weight?
Weights
| Operating Weight | 18382 lb 8338 kg |
|---|---|
| Operating Weight – LGP | 19066 lb 8648 kg |
| Note (2) | For machine with ripper, add 554 kg (1,222 lb). For machine with ripper, add 554 kg (1,222 lb). |
What replaced the steam donkey?
diesel machinery
Steam donkeys were numerous all over the Pacific Northwest until replaced by diesel machinery in the 1940s.
What were steam donkeys used for?
logging
A steam donkey or donkey engine was a steam-powered winch once widely used in logging, mining, maritime, and other industrial applications.
How long can I run a DC motor?
The brush life for medium horsepower DC motors with good commutator film with commutator surface speeds of 2,500 to 4,000 feet per minute is an estimate. The maximum life is 10,000 hours with the minimum being 2,000 to 5000 hours.
What is a pony motor on a diesel?
The pony motor is a small gasoline engine nestled up under the dash. The operator would start this little gas engine and use it to warm the big diesel engine. When the engine was warm enough, the operator started the diesel engine and turned off the gasoline engine.
What are the advantages of a pony motor tractor?
There are a lot of advantages to a pony motor. Besides the collectability (which is huge!), this design really shines in cold weather. Collectors love these tractors because they give dedicated mechanics a chance to show off their skills.
What kind of fuel does a John Deere tractor use?
These beautiful tractors featured reliable, strong two-cylinder engines in a full range of fuels: gasoline, LP, all-fuel, and diesel. These tractors were incredibly popular, with more than 20,000 tractors sweeping across North America in just two years of production (1956 to 1958).
https://www.youtube.com/watch?v=Ih5rp13m0c0
