It’s usually very hard to install printer using damware remote help as so far damware will not provide facility to install printer remotely.
Easiest way is to create a new entry in via System Tools and use following code
Arguments: printui.dll,PrintUIEntry /ga /il /c\%Machine%
Initial Directory: %HOMEDRIVE%%HOMEPATH%
Double Click on created entry and this will start the printer installation wizard with options like adding printer ports and stuff.
Note:Detail of printui.dll can be found by clicking on following link