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Page 14
Fan Unit Shutter Assembly for Isodrive 900 (Optional)
1. Assemble by tting shutter assembly into fan inlet shroud moulding, ensuring that attaching screws align
with holes. Alignment can be checked visually by folding in shutter aps.
2. Fully tighten both screws and re-check tment into holes.
3. Fit assembly to duct pipe as per installation instructions supplied.
Attaching screws
Attaching hole
Inlet shroud moulding
Shutter Assembly
(optional)
NOTE: With through wall installations ap
shaft will be close to vertical
Figure 6
4. Installation
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