Security BIS ULTIMA, Руководство по установке

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3.5 HOT AIR DUCTING INSTALLATION
Different hot air ducting systems can be installed with the BIS ULTIMA :
- Gravity kit
- Forced air kit
3.5.1 Gravity Kit
Two kits are available:
1. Single hot air outlet including: (see Fig.14)
- 2 6" lengths 8" I.D.
- 1 hot air outlet kit (box, louver and frame)
- 2 adaptors
2. Double hot air outlet including: (See Fig.15)
- 2 telescopic lengths 8" I.D.
- 2 90º elbows 8" I.D.
- 2 hot air outlet kits (grill and frames)
- 2 adaptors
See components list page 33.
The only fan that can be used with the gravity kit is the UZY3.
The gravity kit allows you to block the upper louver of the fireplace. To do so, follow the
steps below:
a) Remove the upper louver from the fireplace.
b) Install the black panel (BUCF) making sure that the insulation strip is installed inside.
c) The fireplace façade can be covered with non-combustible material (fig. 18).
Figure 14 Figure 15
The safety rules for hot air ducting gravity kit installations are the following:
Minimum height
*
68" (1727 mm)
Maximum length See figures 16 & 17
* The height of the louver must be measured from the base of the BIS to the middle point of
the louver.