While you wait for answers, we may have found some information which could help you.
Click here for Replace Top Screws
HOW TO CHANGE RAINBOW POWER NOZZLE MOTOR [PN2E]?
How to repair an 15 year old rainbow vacuum cleaner?
how do i put my rainbow vacuum e series back together?
How do I wire a new switch to my Rainbow 4D SE Vacuum?
Disassemble a Rainbow E model?
How do I remove the on-off switch on a rainbow. The switch is on top?