KERO Neris ALU 2 - Manual (Page 6)

Step 4.
1. Extend Stern A-shape Keel Bar with Middle Keel Bar.
2. Lift middle parts of bow and stern sections. Position Keel Bar
female and male sleeves and slowly push Keel Bar down. This
procedure is important to ensure the proper secured Keel Bar
structure and stretch the skin lengthwise.
3. Install Cross Rib #2 and Cross Rib #3. Insert one of the
lower cross rib caps in to cross-cut slot of the keel bar
plate. While lifting, rotate the Cross Rib and position
the second cap against for-and-aft slot. Insert cap and
twist Cross-Rib to have caps securely in place.
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