- Shift the hatch against the stop back and half open the glass panel.
- Turn out four glass panels of a bolt located from a first line and uncover.
- Turn out directing bolts from both parties of the panel.
- Accurately lift the glass panel and take from a hatch aperture at the top, - try not to damage a paint and varnish covering of a roof. Estimate degree of deterioration and the general condition of consolidations, in case of need make their replacement.
- Installation is made upside-down. In case of need adjust height of position of a first line of the panel so that it settled down not more low, than on 1.0 mm from level of a surface of a roof. The back edge of the panel of glass should settle down заподлицо with a roof surface, or no more than on 1.0 mm above.
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