HMS Premium R6019i Bedienungsanleitung Seite 22

Assembly step 4
A. Attach the handgrip to the seat carrier. Make sure the holes are aligned.
B. Use M8(3) inner hex screw to lock them up. And then tighten them up with S5 Allen wrench.
Assembly step 5
A. Attach the seat to the hand grip. Make sure the holes on both parts are aligned.
B. Use the M6(2) inner hex screw to lock them up. Then tighten them with S5 Allen Wrench.
Assembly step 6
A. Attach the backrest to the backrest frame. Make sure the holes on both parts are aligned.
B. Insert M6(2) inner hex screw through the holes. Use S5 Allen Wrench to lock them up.