Table of Contents
Advertisement
5 Unit installation
5.2
Mounting the unit
5.2.1
To install the suspension bolts
Use the pattern to determine the suspension bolt positions (upper
part of the packing). Suspension bolt positions are indicated on the
paper pattern. Holes can be drilled by putting the paper pattern on
the ceiling.
a
Paper pattern for installation. (upper part of the packing)
▪ Ceiling strength. Check whether the ceiling is strong enough to
support the weight of the unit. If there is a risk, reinforce the ceiling
before installing the unit.
▪ For existing ceilings, use anchors.
▪ For new ceilings, use sunken inserts, sunken anchors or other
field supplied parts.
A
50~100 mm
a
Ceiling slab
b
Anchor
c
Long nut or turnbuckle
d
Suspension bolt
e
Suspended ceiling
▪ Suspension bolts. Use M8~M10 suspension bolts for installation.
Attach the hanger bracket to the suspension bolt. Fix it securely
using a nut and washer from the upper and lower sides of the
hanger bracket.
4×
a1
b
c
b
a2
a1
Nut (field supply)
a2
Double nut (field supply)
b
Washer (accessories)
c
Hanger bracket (attached to the unit)
Installation and operation manual
8
a
a
b
c
d
e
5.2.2
To create ceiling opening
Use the paper pattern (upper part of the packing) (a) to create ceiling
opening according to the outlines specified on the paper pattern.
Attach paper pattern to the unit using the four screws (d) from the
accessory set and create the opening by referencing the ceiling
opening line (c).
Make sure the unit and its hanger brackets (suspension) are
centered (b) within the ceiling opening.
a
a
Paper pattern for installation (upper part of the packing)
b
Centre of the ceiling opening
c
Ceiling opening line
d
Screws (accessories)
NOTICE
Create maximum 660 mm square opening in case of
installation with BYFQ60B and 595 mm in case of
installation with BYFQ60C. Otherwise, decorative panel
and ceiling board can NOT overlap. If larger sizes are
used, the sides should be covered with additional ceiling
material.
A
B
C
(a)
A: Ceiling opening
B: Distance between the unit and the ceiling opening
C: Overlap between the decoration panel and the suspended
ceiling
▪ Level. Make sure the unit is level at all 4 corners using a level or a
water-filled vinyl tube.
a
b
b
a
Level
b
Vinyl tube
c
Water level
NOTICE
Do NOT install the unit tilted. Possible consequence: If
the unit is tilted against the direction of the condensate flow
(the drain piping side is raised), the float switch might
malfunction and cause water to drip.
c
d
b
If A (mm)
Then
(a)
(a)
B (mm)
C (mm)
BYFQ60B (Standard panel)
585 (min)
5
57.5
660 (max)
42.5
20
BYFQ60C (Design panel)
585 (min)
5
17.5
595 (max)
10
12.5
c
FWF02~05D
Fan coil units
3P443944-9T – 2023.01
(a)
Advertisement
Table of Contents
