CHAPTER XI.

INJECTORS 119

Invention of the Injector.--Trying to find out how the Injector worked.--The Principle of the Injector’s Action.--Different Forms of Injector.--A Heater-pipe acting as an Injector.--Skill and Reflection Needed in Repairing Injectors.--Care of Injectors.--The Most Common Causes of Derangement.--How to Keep an Injector in Good Order.--Curious Cases of Trouble with an Injector.-- Common Defects.--Care of Injectors in Winter.--Sellers Injector.--The Nathan Manufacturing Company’s Monitor Injector.--The Korting Injector.--The Hancock Inspirator.