Xtralis VESDA VLP, Product Manual

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Xtralis VESDA VLP Product Guide Xtralis
VESDA
®
32 www.xtralis.com
Replacing the chassis/Air Inlet Pipe Manifold
1. Isolate unit by pressing the Isolate button on the zone configured display or by selecting
Isolate Zone from the Zone menu in VSC or VSM4. This isolates the outputs from the unit
to a Fire Alarm Control Panel.
2. Save node configuration by using VSC or VSM4, highlight the detector in the Device Tree
Window and select
Save Node Configuration from the Device menu.
3. Remove power by disconnecting the power cables.
4. Remove the front panel by first opening the cover plate and screw covers, then unscrew the
front cover.
Figure 22 - Removing front cover
5. Disconnect data cables connecting the chassis assembly to the termination card, front
panel modules (if fitted) and manifold.
Figure 23 - Remove data cables
6. Unscrew the three manifold retaining screws
7. Remove chassis, holding the chassis by the aspirator assembly. Release the two lower
locking tabs by lifting the chassis upward and pulling outward. Use a screwdriver to assist
with tab release.
A
B
Legend
A Cover plate screws
B Screw covers
Legend
C Termination cable
D Head processor card
E Flow sensor cable
F Scanner cable
C
D
E
F