Page 11
Fifth Arch and Back Wall Installation
5. Find Trusses (No.1B, 2A, 3A and 4A) for fifth arch and connect them by hex bolt M8x70
(No.18).
6. Find relative parts of posts and rails for back wall and assemble them as below diagram.
Purlin and Steel Wire Installation
7. Lift the assembled arches onto base plates (No.5L, 5R, 6L and 6R) and connect them by hex bolt
(No.18A).
8. When finish installing the first and second arches, install purlin (No.11) and connect them by
hex bolt M10x70 (No.19). Then the third arch and purlins. In this turn, one arch and then purlin
tubes until the fifth arch.