O1
O2
P1
Q1
Q2
P2
R
AA
AA
AA
AA
AA
AA
-21-
M
N
N
M
O1
O2
R
R
R
M
N
N
M
N
N
19. Attach the Short-Big Roof Top Beam (O1) to the Long-Top Bar (M) with Bolt (AA);
Attach the Short-Big Roof Top Beam (O1) to the Short-Top Bar(N) with Bolt (AA);
Attach the Short-Big Roof Top Beam (O2) to the Short-Top Bar(N) with Bolt (AA);
Attach the Short-Big Roof Top Beam (O2) to the Long-Top Bar (M) with Bolt (AA);
Attach the Short-Big Roof Top Beam (O1) to the Long-Top Bar (M) with Bolt (AA);
Attach the Short-Big Roof Top Beam (O1) to the Short-Top Bar(N) with Bolt (AA);
Attach the Big Roof Top Beam (R) to the Short-Top Bar(N) with Bolt (AA);
Attach the Big Roof Top Beam (R) to the Short-Top Bar(N) with Bolt (AA);
Attach the Short-Big Roof Top Beam (O2) to the Short-Top Bar(N) with Bolt (AA);
Attach the Short-Big Roof Top Beam (O2) to the Long-Top Bar (M) with Bolt (AA).
Attach the Middle-Big Roof Top Beam (P1/P2), the Long-Big Roof Top Beam (Q1/Q2) and the Big
Roof Top Beam (R) to the Long-Top Bar (M) and the Short-Top Bar(N) in the same way.
O2
O1
P1
P2
Q1
Q2