vision trimline TL100P, Installation Instructions Manual

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7.0 CONCENTRIC FLUE SYSTEM
7.3 Installation instructions regarding existing flues
Instructions
The flue gas exhaust system falls within category C91 and must be built in accordance with national rules and
regulations and the instructions of the manufacturer, as specified in the documentation and installation
instructions. This means, among other things, that the existing chimney must not be smaller than 150 mm
round / square, but no larger than 200 mm, and not ventilated by grilles etc. In the case of larger chimney size,
a flexible hose of around 150 mm may possibly be used in combination with a flexible hose of around 100 mm,
as described below. For other situations, you should consult your supplier / manufacturer.
7.4 Components
Check all parts for damage before commencing the installation. You will require the following parts for converting
a brickwork duct to a balanced flue concentric duct :
1.
Locking bands 7. Renovation kit mounting plate
2. CC chimney elements 8. Locking band
3. Renovation kit outer adjustable pipe dia 150mm 9. Roof terminal
4. Renovation kit inner ceiling plate
5. Renovation kit adjustable pipe dia 100mm
6. Flexible liner AISI 316 dia 100 /107mm
7.5 Installation

Guide the flexible hose (6) through the existing duct.

Attach the adjustable pipe (5) to the bottom of the flexible hose and secure this in place using 2 parkers.

Level the bottom side of the adjustable pipe (5) with the ceiling of existing chimney.

Shorten the flexible hose to approximately 100 mm above the existing chimney top.

Attach the mounting plate / connecting piece (7) to the flexible hose on the roof. Clamp it with a hose
band and secure it in place using a parker.

Attach the mounting plate / connecting piece (7) to the chimney top, using silicone sealant to make it
watertight secure with stainless steel screws.

Install the roof terminal (9) and secure it in place using the supplied locking band (8).

The adjustable pipe (5) will stick about 100mm below ceiling/existing chimney. Mount the inner ceiling
plate (4) gastight to the ceiling/existing chimney with silicone kit and fixing screws.

Position the unit in accordance with the instructions of the unit manufacturer.

Always install a minimum of 1 metre of concentric duct type THC CC100-150 (2), or 130-200 mm with
reduction to 100-150 mm.
7.6. Cleaning and maintenance.
The unit must be cleaned and checked every year by your dealer. The Concentric flue system must be inspected
and cleaned every 2 years.
Control of:
1 Gas tightness of gas fire and concentric flue system.
2 The correct operation of the gas control and the ignition of the burner.
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NOTE: The renovation kit consists of parts 4, 5 and 7.