Potterton Solar Installation Manual page 14

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14 Potterton Solar - Solar Thermal Domestic Hot Water System
2.0 Installation of Solar Collector
2.5 In Roof mounting
11: If mounting two or more collectors slide the lower
extension section into place ensuring it overlaps
the previously fitted left hand section and its upper
edge is located under the lower collector panel
edging strip.
12: Slide the lower right hand corner section into place
ensuring it overlaps the previously fitted left hand
corner section or extension section and its upper
edge is located under the lower collector panel
edging strip. Butt the right hand vertical section
against the collector panel right hand side.
13: Secure the lower sections at the pre-drilled positions
using sealed plumbing screws 4.5x35mm.
14: Install the left and right hand side pieces.The upper
edge of the side pieces must be level with the upper
edge of the collector and overlap the bottom section.