Installation Guide
9. Assembling of Roof Vent Holder
Continued
W4
B7
20
Roof Vent
Note that B7’s position 
decides the opening 
height of the roof vent. 
Fasten the nuts on B7 
when you are satisfied 
with the opening. 
D-1
23
F4
 7
23
9/10
F4
D-2
Step D-1 and D-2
This step utilizes two previously inserted 
F4 Bolts, one in the groove of 9 (or 
10L/10R for the backwall), the other in 
the groove of 7. 
Slide these two bolts to the position 
shown on the diagrams above and place 
23 under the bolts. Fasten the nuts.
Inside View Inside View
41










