ProForm 390 E User Manual page 6

While a second person lifts the rear of the
Frame (1), attach the Rear Stabilizer (70) to the
Frame with two MIO x 85mm Patch Screws
(82).
,
Orient the Front Stabilizer (73) so that the
"Front" sticker is facing away from the front of
the Frame (1).
While a second person lifts the front of the
Frame (1), attach the Front Stabilizer (73) to the
Frame with two MIO x 85mm Patch Screws
(82).
73
82
6