York YFFE18BXEXBH-RX Installation instructions

0150517645
Read this manual before installation and operation
Make sure that it is kept for future reference
INSTALLATION AND OWNER'S MANUAL
YFFE18BXEXBH-RX
YFFE24BXEXBH-RX
YFFE36BXEXBH-RX
YFFE36BXOXBH-RX
YFFE48BXOXBH-RX
YFFE55BXOXBH-RX
YFFE(18-36)BYEXBHO-X
YFFE(36-48)BYOXBHO-X YFFE55BYOXBHS-X

Important Safety Information
Installation Place
General Installation Guideline
7
8
Preparation of installing parts
and tools
Installation procedure
9
Piping procedure
11
Installation of the Outdoor unit
12
Install Outdoor pipes and
Cables
19
Electrical Wiring
21
Test operation
22
6
Remote Control Operation
23
Purge and Vacuum 24
Installation Notice
25
Troubleshooting 26
Safety Awareness 5
Air Conditioner Operation
Conditions
6
4
Remote Controller
Key unctions
10
13
16
Connection of Outdoor Pipes
and Cables
Contents Pages

4
Important Safety Information

SPECIAL PRECAUTIONS WHEN WIRING
Read this instruction booklet carefully before beginning.
Safety A areness
5

PRECAUTIONS
Curtain, door or the like objects will prevent the remote signal from being received by air conditioner.
Do not get the interior of remote controller wet. It is forbidden to expose to direct sunlight
or locate it in the place with high temp.
Malfunction may occur if infrared signal receiver on air conditioner is exposed to sunlight,
please shelter the signal receiver from sunlight with curtain.
Please remove the nearby electronic device for they may affect the performance of remote controller.
If necessary, contact the local authorized service centre or technical support centre.
Do not put the used or different batteries into the remote controller, otherwise remote controller
will fail to send signal.
Please remove the batteries before long period unused, otherwise the remote controller
may be damaged.
If display disappeared while pressing the button of remote controller which indicates low battery,
please replace the batteries.
If no receiving sound is heard from indoor unit or remote contr
please replace the batteries.
Effective transmitting distance of remote controller is 7m, please aim the signal sending
part to the receiver on air conditioner.
Air Conditioner Operating Conditions
18 to 43
16 to 30
18 to 43
16 to 30
6

Remote Controller
Appearance and LCD Screen Display
Auto mode
Cool mode
Dry mode
Fan mode
Sleep mode
Turbo mode
Quiet mode
Function not available
Function not available
Function not available
Fan speed
Keypad Lock
Code
Temperature indicator
Timer
Clock
TEMPERATURE +/-
ON/OFF button
OPERATION MODE
Mode is sequentially changed
AUTO COOL DRY AN
FAN SPEED button
an speed is sequentially
changed
LOUVER SELECTION button
HEALTH AIRFLOW
unctioning appears in lower angle
SWING
Start or stop the swing louver
TURBO/QUIET button
TURBO provides a quicker cooling
QUIET reduces airflow noise in cool
mode
HEALTH button
Not available
SWING button
CLOCK button
Set the actual time (hour and
minute)
SLEEP button
Intelligent mode to ensure
constant and comfort sleep
TIME +/-
Adjust clock and timer
Pre-set the on/off time
TIMER button
SET button
Confirmation
LIGHT button RESET butoon
Recover to the default setting
LOCK button
Lock the keypad
CODE button
Not available
Not available
Not available
Not available
ON/OFF button
Louver indicator
Temperature is set within the
range of 16-30
Low
A
Medium High Auto
7

8
Key Functions
Low Medium High Auto
1
2
43
5
6. TURBO/QUIET
(1) Press "TURBO/QUIET", the LCD displays
TURBO Mode is set.
Press "TURBO/QUIET" again,the controller LCD
displays the Quiet Mode is set.
Press"TURBO/QUIET" again to exit the setting of
TURBO/QUIET. Resume set air speed.
(2) This function is only enabled in Cool mode.
7. TIMER
1. Auto Mode:
Press the MODE button when indicates.
The mode of operation, COOL or AN, will be
automatically determined by room temperature.
2.Cool Mode:
The air conditioner is designed for cooling
when ambient temperature is 18-43 .
Press the MODE button when indicates.
Set the desired temperature with the TEMP+/-.
AUTO AN SPEED is automatically determined
HIGH, MEDIUM or LOW speed according to the
difference between room and pre-set temperature.
3. FAN SPEED Mode:
(1) In modes other than an, the air speed can
be adjusted in order: Low, Medium, High and
Auto.
(2) In AN mode, the "Auto" is disabled.
4.Dry Mode:
Press the MODE button when indicates.
The an speed is pre-set at auto speed.
5. Louver indicator
Timer
On
Timer
Press ,the blinking.
Press / to
select the desirable time.
Press to confirm.
Timer
On Off
On Off
Press ,the blinking.
Press / to
select the desirable time.
Press to confirm.
Intelligent TIMER for setting both
ON-O times at one time.
Press , the blinking.
Press / to
select the desirable start time.
Press , the blinking.
Press / to
select the desirable stop time.
Press to confirm.
Timer
Off
EXIT Press TIMER button again to
cancel timer setting and exit.

Installation Notice
refrigerant,
simply change it.
not cause nuisance
specifically.
9

10
Installation Place
(1) Install the indoor unit level on a strong wall, floor, ceiling which is not subject to vibration.
(2) The inlet and outlet ports should not be obstructed.The air should be able to blow all over the room.
(3) Install the unit near an electric outlet or special branch circuit.
(4) Do not install the unit where it will be exposed to direct sunlight.
(5) Install the unit where connection to the outdoor unit is easy.
(6) Install the unit where the drain pipe can be easily installed.
(7) Take servicing etc. into consideration and leave the spaces shown in the figure below. Also install the
unit where the filter can be removed.
(1) Place where air circulates.
(2) Place free from heat radiation from other heat sources.
(3) Place where drain water may be discharged.
(4) Place where noise and hot air may not disturb the neighborhood.
(5) Place where there is not heavy snowfall in the winter time.
(6) Place where obstacles do not exist near the air inlet and air outlet .
(7) Place where the air outlet may not be exposed to a strong wind.
(8) Place surrounded at four sides are not suitable for installation. A 1m or more of overhead space is
needed for the unit.
(9) Mount guide-louvers to place where short-circuit is a possibility.
(10) When installing several units, secure sufficient suction space to avoid short circuiting.
Under ceiling Floor console
2 cm
or more
Ceiling
Indoor unit
30 cm
or more
Left
Right
1.5m
30 cm
or more
30 cm
or more 1.5m
1.5m
Left Right
may be difference
Decide the mounting position with the customer as follows.
Select the place of installation satisfying the following conditions and, at the same time, obtain a consent
from the client or user.