Installation; Delivery; Contents; Unpacking - Benchmark UNICA HE Series Installation & Servicing Instructions Manual

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SECTION 4

INSTALLATION

4.1

DELIVERY

Due to the weight of the appliance it may be
necessary for two people to lift and attach the
appliance to its mounting.
contained within a heavy-duty cardboard carton.
Lay the carton on the floor with the writing the
correct way up.
4.2

CONTENTS

Contained within the carton is:
• The boiler
• The wall bracket & fixing jig
• Template
• An accessories pack containing appliance
service connections and washers
• The instruction pack containing the installation &
servicing instructions, user instructions,
guarantee registration card, and a 3-amp fuse.
4.3

UNPACKING

At the top of the carton pull both sides open – do
not use a knife – unfold the rest of the carton from
around the appliance, carefully remove all protective
packaging from the appliance, and lay the
accessories etc. to one side. Protective gloves
should be used to lift the appliance, the appliance
back-frame should be used for lifting points.
4.4
PREPARATION
APPLIANCE
The appliance should be mounted on a smooth,
vertical, non-combustible surface, which must be
capable of supporting the full weight of the
appliance. Care should be exercised when
determining the position of the appliance with
respect to hidden obstructions such as pipes,
cables, etc.
When the position of the appliance has been
decided – using the template supplied – carefully
mark the position of the wall-mounting bracket
(see fig. 8) and flue-hole (if applicable). If you
intend to run the pipe-work vertically behind the
boiler, move the screws on the fixing jig from the
default position (No. 3) to position No. 5. You will
also require a spacer kit, part No. 435 (see 4.6).
4.5

FITTING THE FLUE

The top flue outlet permits both horizontal and
vertical flue applications to be considered,
alternatively, the Vokera twin flue system can be
utilised if longer flue runs are required.
4.5.1
CONCENTRIC HORIZONTAL FLUE
(For concentric vertical flue, see 4.5.2)
(For twin flue applications, see 4.5.3)
The appliance can be used with either the Vokera
condensing 60/100mm concentric flue system or
the optional 80/125mm concentric flue system.
NOTE
These instructions relate only to the Vokera
condensing 60/100mm concentric flue system.
For specific details on the installation of the 80/
125mm concentric flue system please refer to the
instructions supplied.
The appliance flue outlet elbow can be rotated
through 360º on its vertical axis. In addition the
flue may be extended from the outlet elbow in the
10
The appliance is
FOR
MOUNTING
THE
horizontal plane (see 2.9). A reduction must also
be made to the maximum length (see table below)
when additional bends are used.
Reduction for additional bends
Bend
Reduction in maximum flue length for
each bend
45º bend
0.5 metre
90º bend
1.0 metre
Horizontal flue terminals and accessories
Part No.
Description
520
Horizontal flue kit
521
Telescopic flue kit
522
Plume management kit
523
90-degree bend
524
45-degree bends (pair)
525
500mm extension
526
1000mm extension
527
2000m extension
528
Telescopic extension
529
Wall bracket pack (5)
Using the template provided, mark and drill a
115mm hole for the passage of the flue pipe. The
hole should be drilled to ensure any condense fluid
that forms, is allowed to drain back to the appliance
(see fig. 9A).
The fixing holes for the wall-mounting bracket/
fixing jig should now be drilled and plugged, an
appropriate type and quantity of fixing should be
used to ensure that the bracket is mounted
securely. Once the bracket has been secured to
the wall, mount the appliance onto the bracket.
Fig. 9
Length
900mm
350/530mm
1370mm
N/A
N/A
500mm
1000mm
2000mm
350/730mm
208mm

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