Want this question answered?
You will find that it is located on the bottom of the radiator. If you do not find a drain Petcock on the bottom of the radiator you must remove the lower radiator hose in order to drain the radiator.
You can find them at ebay You can go to netgiant.com to find a used backhoe online.
You can find detailed information about backhoe excavators from Wisegeek.com. It includes a full description and analysis of the functions of a backhoe excavator.
You can find a cheap used backhoe online at ebay or amazon
Assuming you are looking for the radiator drain valve, you will find it on the passenger side of the radiator, under the lower radiator hose.
You can find used Backhoe at www.equipmentlocator.com/elsm/loader-backhoes.htm. Another site is www.machinerytrader.com
Look on the bottom or rear of the radiator or just remove the lower radiator hose
If you can't find drain plug, just disconnect lower radiator hose.
There should be a drain on the bottom of the radiator somewhere. If you cannot find one, then remove the lower radiator hose and drain the coolant form that location.
The website RocksAndDirt.com offer many backhoe loader and you can buy them online.
It is just below the lower radiator hose.
If you are in Spokane and need a backhoe you might want to try Bare Backhoe and Excavating Inc.They have a good reputation as well as a wide selection of equipment.