What did you have to do to get it operational?
pull up the modals display and make sure it is in fact G98.
In MDI input
G97 S1000 M03;
Is the machine actual spindle speed display 1000 rpm, within a few+ -?
In MDI try putting in
G99 G97 S1000 M03;
G1 Z-1. F.001 ;
does it move one inch in one minute?