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.

Installation Place
oily gas.
The bolt vibrates violently (in the factories).
In cabinets.
carry - in path.
11

Connecting the main cable to indoor unit
Air purging and vacuuming of the piping
and indoor unit
T
o ensure if water can flow through drain hose of
indoor unit
controller
Purge the pipings
12

R22 or
Reamer
R410A)
Preparation of Installing Parts and Tools
6.35 -
Electrical leakage breaker
13

14
Installation procedure
PREPARING INDOOR UNIT INSTALLATION
(1) Remove the air filters.
(2) Remove the intake grilles.
(3) ind the side covers (right and left side) in the box placed on the foam block for YCE3 10/15/20AAS-W,
remove the Side cover (Right and left side) for YCE3 25/30/35/40/50AAS-W
A.FLOOR CONSOLE TYPE
1. Drilling for piping
Select piping and drain directions. The piping and drain can be made
in three directions as shown in the ig.1.
The drain hose can be connected to either the left or right side. ( ig.2)
Side cover A (Right side) Side cover A (Left side)
Intake grille
Air filter
rear
right
down
Wall
7cm
6mm
Indoor unit outdoor unit
Drain hose (Left side)
Drain hose (Right side)
ig. 1
ig. 2
ig. 3
When the directions are selected, drill a 7 cm dia. hole on the wall so
that the hole is tilted downward toward the outdoor for smooth water
flow. When the pipe is led out from the rear, make a hole at the
position shown in ig.3.
2. Installing drain hose
Select whether the drain hose will be connected to the left or right side
( ig.2). Insert the drain hose into the drain pan, then secure the drain
hose with a nylon fastener ( ig.4).
Wrap the insulation (drain hose) around the drain hose connection.
( ig.5)
Drain pan
Drain hose
Nylon fastener
Drain pan
Drain hose
Insulation
(Drain hose)
ig. 4
ig. 5

15
Installation procedure
Be sure to arrange the drain hose correctly so that it is
leveled lower than the drain hose connecting port of
the indoor unit. ( ig.6)
CAUTION:
Do not install the unit drain hose side is too
high. Height A should be less than 5mm.
( ig.7)
1. Drilling for piping
Select piping and drain directions. ( ig.8)
CAUTION:
Install the drain hose at the rear. It should not be
installed on the top or right side.
When the directions are selected, drill a 8cm dia.
hole on the wall so that the hole is tilted downward
toward the outdoor for smooth water flow.
( ig.9)
ig.7
A
A
Drain hose
ig.6 OK NO NO
Arrange the drain hose
lowerthanthisportion.
Drain hose
ig.8 Rear (Install the drain
hose in the direction.)
Right
Wall
6mm
ig.9
B. UNDER CEILING TYPE

16
Installation procedure
ig.11
ig.10
12.7mm
2.Drilling holes for anchor bolts and installing the
anchor bolts
With a concrete drill, drill four 12.7 mm dia. Holes.
( ig.10)
Insert the anchor bolts into the drilled holes, and drive
the pins completely into the anchor bolts with a hammer.
( ig.11)
3. Installing brackets
Install the brackets with nuts, washers and spring washers.
( ig.12)
4. Installing indoor unit
Reset the hex bolts as shown in ig.13.
Apply the indoor unit to the brackets. ( ig.14)
Now, securely tighten the hex bolts in both sides.
Spring washer
Special nut Bracket
Bracket (Right)
Bracket (Left)
Hex bolt
8to13mm
Indoor unit
Bolt Bracket
Indoor unit
ig.12A
ig.12B
ig.13
ig.14

17
Installation procedure
NO
VT wire
Drain hose
Piping hole
Base (Bottom)
Intake grill
VT wire hole
Pass the drain hose through here Cut the grill
ig.16
5. Installing the drain hose
OK
ig.15
Removetheholecover.
Arrange the drain hose
lower than this portion
Drain hose
Select whether the drain hose will be connected to the
left or right side.( ig.2)
Insert the drain hose into the drain pan, then secure
the drain hose with a nylon fastener.( ig.4)
Wrap the insulation (drain hose) around the drain hose
connection. ( ig.5)
Be sure to arrange the drain hose correctly so that it is
leveled lower than the drain hose connecting port of
the indoor unit. ( ig.11)
When drain hose is arranged backward. Secure the
drain hose with the VT wire. ( ig.16)

18
Installation procedure
MOUNT THE COVER PLATE AND THE INTAKE GRILL
2. Mount the cover plate (left)
Join the cover plate (left) and mount with screws.
3. Mount the intake grill.
Cover plate (right)
1.Mount the cover plate (right)
(1) Cut a pipe exit hole in the right plate. This is only
when the pipe exits from the right side. This operation is
not required when the protrusion is on the top or rear.
(2) Join the cover plate (right) and mount with screws.
(2) Insert the hinges on the bottom of the intake grill into
the holes in the base assembly. Then mount the arms
to the three areas on the top of the intake grill.
(1) Cut the right side of the intake grill. This is only
when the pipe exits from the right side
31
ig.17
ig.18
ig.19
ig.20
ig.21

(1)
(2)
(3)
(4)
ig.22
ig.23
ig.24
ig.25
19

(1)
(1)
(2)
(3)
(2)
(1)
the drain - outlet should be in water, and fix it on the
wall to avoid swinging in the wind.
Tape the piping and connecting cable, from
do n to up.
Form the piping gathered by taping along the
exterior all and fix it on the all by saddle
or equivalent.
ig.26
ig.27
20