DONT KNOW WHERE YOU CAN GET REPLACEMENT
BUT BEFORE YOU DO ANYTHING UNPLUG CHAIR
THEN SPLIT HAND CONTROL TAKING CARE NOT TO DROP ANY BITS SHOULD BE 1 OR 2 SCREWS ON BACK
WHEN OPEN SEPERATE & JUST BLOW GENTLY INTO THE CIRCUIT & BRUSHES THIS MAY RECTIFY PROBLEM IF NOT YOU CAN GET MOTOR FIXED OR REPLACED
I WILL TRY TO FIND OUT WHO DOES THEM NOW
I AM A FORMER CHAIR ENGINEER
COLIN
November 2009