There are few ironically shown Office error codes which require an immediate action. There will be a log for every action on your computer which records all the events. It is termed as an Event viewer. This is a Windows Inbuilt program under system tools, it provides all the information for the problem causing keys.
This could cause due to the failure with your Windows related services and the executable file is unable to read the required files when you try installing Office. There may be issues with the start up programs which can be checked under System Configuration.