11
1. As shown in the figure assemble adjust tube left – 13, adjust tube right – 14 on main machine and
put plum flower pull pin – 16. Left and right have one piece, respectively.
2. Assemble back cushion frame – 15 on main machine using triangle pin – 17 to secure it. Left and
right have one piece, respectively.
3. As shown in the figure assemble back cushion behind support frame – 18 on back cushion frame –
15 using:
- M10*75 hexagon bolt – 33
-
φ
10 washer – 5
- M10 lock nut – 9
-
φ
10*85 T shape pin – 19
Attention: in order not to affect the flexibility of adjustment, when assembling the back cushion behind the
support frame – 18, please DO NOT over tighten the bolts.