Frigidaire FFMS221SQ2 User manual

Refer to Page 2 for table of contents.
www.frigidaire.com USA 1-866-942-1567 www.frigidaire.ca Canada 1-866-942-1567
2020323B2335 (June 2009)
All about the
Installation
of your
Split Type Room Air Conditioner

Welcome
01
Welcome to the world of
simple handling and no worries
Environmental advices
Attention!!
Thank you for choosing Frigidaire. This manual contains all of the information
required to guarantee your safety and the appropriate use of your air
conditioner.
Please read all of the instructions before using the air conditioner and keep
this manual for future reference.
We know you will enjoy your new air conditioner and thank you for choosing
our product.
We hope you will consider us for future purchases.
The packaging material used is recyclable. We
recommend that you separate plastic, paper and
cardboard and give them to recycling companies.
If you need to dispose of this appliance in the
future, do not throw it away with the rest of your
domestic garbage.
The air conditioner that you have bought may be slightly different from
the one illustrated in this manual. Please refer to the information related
to the model you have.
This air conditioner is for domestic use only. It is not recommended for
heavy commercial or industrial use.

02
Contents
Contents
01. Welcome..........................................................................................01
02. Environmental advices........................................................................01
03. Contents...........................................................................................02
04. Safety precautions.............................................................................03
05. Installation:
5.1 Choosing the installation site.................................................04
5.2 Parts list..............................................................................06
5.3 Indoor unit installation..........................................................08
5.4 Outdoor unit installation.......................................................12
5.5 Refrigerant piping connection................................................14
5.6 Electrical work.....................................................................16
5.7 Purging the system...............................................................20
5.8 Electrical safety....................................................................23
5.9 Gas leak check....................................................................23
5.10 Initial operation test..............................................................24

Satety precautions
03
Safety precautions
This appliance must be installed by a qualified licensed HVAC
technician in accordance with all applicable codes. All electrical
connections should be performed by a licensed electrician.
Manufacturer's warranty will be voided with failure to comply.
Incorrect Handling cound result in Serious Injury or Death!
1. Do not attempt to install the split air
conditioner by yourself.
2. This air conditioner contains no
user-serviceable parts. Always call
an authorized Electrolux servicer
for repairs.
3. When moving the air conditioner,
always call an authorized Frigidaire
servicer for disconnection and re-
installation.
4. Do not insert fingers or place
objects into the discharge area in
the front of the indoor unit.
5. Do not insert fingers or place
objects into the discharge area in
the front of the outdoor unit.
6. Do not start or stop the air
conditioner by turning off the power
at the electrical box.
7. In the event of a malfunction (sparks,
burning smell, etc.) immediately
power off unit and call an
authorized Frigidaire servicer.
8. Do not operate the air conditioner
with wet hands.
9. Do not drink any water or
condensation that is drained from
the air conditioner.
10 .Provide occasional ventilation
during use. Do not direct airflow
at fire places or other heat related
sources as this could cause flare
ups or make units run excessively.
11. Do not climb on or place objects
on the outdoor unit.
12. Do not hang objects off the indoor
unit.
13. Do not place objects containing
water on the indoor and/or
outdoor units.
14. Turn off the air conditioner at the
power source when it will not be
used for an extended period of
time.
15. Periodically check the condition of
the outdoor unit’s installation base
for any damage.
16. Do not apply heavy pressure to
the coil fins of the indoor and/or
outdoor units.
17. Operate the indoor unit with air
filters in place.
18. Do not block or cover the intake
grille, discharge area and outlet
ports.
19. Ensure that any electrical/
electronic equipment is 36” away
from the indoor unit and outdoor
unit.
20. Do not use or store flammable
gases near the indoor and/or
outdoor units.

Choosing the installation site 04
Choosing the installation site
Installation Warnings
1. Carefully read the installation manual before beginning.
2. Follow each step as shown.
3. Observe all local, state and national electric codes. This appliance must
be installed by a qualified licensed HVAC technician in accordance with
all applicable codes. All electrical connections should be performed
by a licensed electrician. Failure to comply will result in a void of the
manufacturer's warranty.
4. Pay attention to all safety notices.
Precautions for Installation
Installation at the following sites may cause problems. If you must inevitably
install the unit at one of these sites, please consult your local distributor
beforehand:
1. Sites with machine oil.
2. Sites with a high concentration of salinity, such as coastal areas.
3. Sites with sulfuric gas, such as hot water springs.
4. Sites with high frequency equipment, such as wireless equipment, welding
machines and medical installations.
5. Sites with flammable gases or volatile material.
6. Sites with special environmental conditions.
7. Laundry rooms.

05 Choosing the installation site
Indoor Unit
1. Install unit where air flow will not
be obstructed.
2. The installation location must
support the weight of the indoor
unit.
3. The site must be easily accessible
for maintenance and replacement
of the air filter.
4. The installation location must allow
for the necessary space around the
indoor unit, as shown in the figure
1.1.
5. There should be at least 3 feet (1
meter) between the unit and radio
or television devices. It is ideal that
the unit be installed at the center of
the wall.
6. The indoor unit must be kept away
from fire, smoke and flammable
gases.
Outdoor Unit
1. The outdoor unit must be installed
at a convenient site that is not
exposed to strong winds. The site
should be dry and well ventilated.
2. The site must support the weight
of the outdoor unit and allow for
vertical installation.
3. The site must be kept away from
flammable gases.
4. The site must provide enough space
around the unit, as shown in figure
1.2.
5. Children must not be able to access
the installation site.
7. We recommend the indoor unit to
be installed as high up as possible
on the inside wall (minimum of 7
feet high), always leaving a space
of at least 6" between the top of the
indoor unit and the ceiling.
8. The installation location must
allow for the easy removal of the
connector pipe and drain hose.
9. The unit must be installed at a
location protected from direct
sunlight.
More
More
than 6"
than 6"
More
than 6"
More
More
More
More
More
than 12" than 8.5"
More
than 2"
than 12"
than 18.5"
than 78"
06
Figure 1.1
Figure 1.2

06
Part list
Wall Mounting Bracket
21400
21400
Drain Joint (Heat Pump only)
Remote Control
Remote Control Holder
Connecting Adaptor
Self-tapping screws
Self-tapping screws (For Remote Control Holder)
(For Wall mounting Bracket)
Drainage Plug
(Heat Pump only)
Connecting pipe
assembly
Type A
Type B
1
1
5
7
1
1
22
22
1
2
1
-
1
-
-
-
-
-
-
-
(Multi Split)
AB
Part list

Part list
07
4
3
1
Indoor unit
Outdoor
unit
5
6
Air filter
A
BC
More than
79-1/5"
More than 1'
More than
19-13/16"
More than
19-13/16"
More than 6"
More than 6"
More than 6"
2
8
7
AB
Attention!!
1. This illustration is for explanation purposes only.
2. Copper tubes must be insulated independently.

08
Indoor unit installation
Indoor unit installation
Wall mounting brackets and dimensions
A
B
Indoor unit outline
Wall mounting bracket
the ceiling
from the wall from the wall
Refrigerant pipe
6" or more from
6" or more
hole (right) Ø 2.56"
6" or more
3.39"
4.21"
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3.39"
4.21"
Refrigerant pipe
hole (right) Ø 2.56"
1.58''
7.91'' 5.31''
1.58''
the ceiling
6" or more from
=18000 Btu's (A:36.97" B:11.73")
Refrigerant pipe
hole (right) Ø 2.56"
from the wall
6" or more
Wall mounting bracket
Refrigerant pipe
hole (right) Ø 2.56"
Indoor unit outline
from the wall
6" or more
A
B
1.97'' 1.97''
3.94'' 4.88''
=21400 Btu's (A:39.69" B:12.40")
Refrigerant pipe
hole (right) Ø 2.56"
from the wall
6" or more
Wall mounting bracket
the ceiling
6" or more from
Refrigerant pipe
hole (right) Ø 2.56"
Indoor unit outline
from the wall
6" or more
A
B

09 Indoor unit installation
1.97'' 1.97''
3.94'' 4.88''
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A
B
Installing the Wall Mounting Bracket
Drilling the Hole
1. Install the wall mounting bracket
horizontally over the structural
parts on the wall using the spaces
indicated on the bracket, as shown
in figure 1.3.
2. In the case of tiled, concrete or
similar walls, create 13/64"
diameter holes. Place anchor
supports for the appropriate
assembly screws.
3. Install the wall mounting bracket to
1. Determine the position of the
hole for the pipes using the wall
mounting bracket and drill the
pipe hole so that it is tilted slightly
downward.
2. Always use a pipe cover with an
opening when drilling.
Wall mounting bracket
Wall
Indoor unit Outdoor unit
0.2"-0.
28"
Attention!!!
Fit the wall mounting bracket and drill holes in the wall according to the
wall structure and corresponding mounting points on the wall mounting
bracket (Dimensions are in “inches” unless otherwise stated).
the wall with eight A type screws.
4. At all times securing to the wall
studs is recommended.
Figure 1.3