Indoor Unit Installation - Fisher FSAIF-CP-91AE3 Technical Manual

3. Indoor Unit Installation

3.1 Service space for indoor unit
Distance from ceiling is determinded
by the installation method.
12cm (4.72in)
or more
2.3m (90.55in) or more
• If no need the back holder to prop up the unit:
Finishing the pipe and cable connections before mount the
indoor unit on the wall. If the instllation height is limited,
5cm from the ceiling is allowable, but this can lower
product performance. To ensure enough space to install
and remove the top air filter, keep at least 10cm or more
from the ceiling.
• Need the back holder to prop up the unit:
If connecting pipe and cable with front panel open,
the minimum distance from ceiling is 22cm or more, if
connecting pipe and cable without front panel(remove it) ,
the minimum distance from ceiling is 11cm or more.
3.2 Attach mounting plate to wall
• The mounting plate is the device on which you
will mount the indoor unit.
1. Remove the screw that attaches the mounting plate to
the back of the indoor unit.
2. Secure the mounting plate to the wall with the screws
provided. Make sure that mounting plate is flat against
the wall.
3. Drill holes for mounting screws in places that:
• have studs and can support the weight of the unit.
• correspond to screw holes in the mounting plate.
4. Secure the mounting plate to the wall with the screws
provided.
5. Make sure that mounting plate is flat against the wall.
• Mounting plate dimensions
Different models have different mounting plates. For
the different customization requirements, the shape of
 Page 44 
12cm (4.72in)
or more
Screw
the mounting plate may be slightly different. But the
installation dimensions are the same for the same size of
indoor unit.
Correct orientation of Mounting Plate
BUBBLE
LEVEL
50 2
100 mm 100
50 50
100 4
inch 2 2 4
4
LIQUID GAS
mm inch
150 6
RECOMMAND
9k, 12k
Indoor unit outline
pipe hole
65(2.5)
50(1.9)
795(31)
18k
Indoor unit outline
BUBBLE
LEVEL
50
2
100 mm 50
pipe hole
4
100
4 inch 2
LIQUID
65(2.5)
mm inch
150 6
RECOMMAND
50(1.9)
24k
Indoor unit outline
50 2
100 mm 50
100 4
4 inch 2
LIQUID GAS
mm inch
150 6
50(1.9) RECOMMAND
pipe hole
65(2.5)
• Note for concrete or brick walls:
If the wall is made of brick, concrete, or similar material,
drill 5mm-diameter (0.2in-diameter) holes in the wall
and insert the sleeve anchors provided. Then secure the
mounting plate to the wall by tightening the screws
directly into the clip anchors.
425(16.7)
pipe hole
65(2.5)
120(4.7)
490(19.3)
50 100
pipe hole
2 4
GAS 65(2.5)
95(3.7)
965(38)
570.7(22.5)
BUBBLE
LEVEL
50 100
2 4
70(2.8)
pipe hole
1140(44.8)
65(2.5)