Safety Precautions
Read this ìsafety precautionsî carefully and thoroughly before implementation to ensure proper installation.
These precautions whose marks and contents as the following MUST be complied with for they include
important points concerning safety.
Contents marked with this sign concern personal safety of the user. Improper
operation can cause personal death or injury.
Warning!
Notice!
Contents marked with this sign concern safety of the product and user. Improper
operation can cause personal injury or damage of machine.
Trial run MUST be done after installation of the assembly to ensure no disorders occur. Meanwhile,
explain method of use and trouble-shooting to the user according to the operation manual.
In addition, this installation instruction and operation manuals should be kept by the user.
Warning!
Installation MUST be implemented by authorized organization and professional personnel.
Unauthorized installation may cause water leakage, electric shock and fire hazard etc.
Installation MUST be executed in accordance with this installation manual.
Improper installation may cause water leakage, electric shock and fire hazard etc.
Ask installation personnel to do preventions against leakage of refrigerant. While installing in
small room, proper preventions should be made to restrict leaking refrigerant within thickness
limit even leakage occurs. Contact authorized organizations and ask them to do such prevention.
Leakage of refrigerant exceeding thickness limit can easily cause hazard of oxygen shortage.
Location of installation should be strong enough to bear the weight of machine, which cannot be
installed on unspecified metal structures (e.g. burglarproof net)
Installation support of insufficient strength can cause falling of the machine and personal injuries.
Install as required to guard against typhoon, earthquake etc.
Installation not as required can cause overturn of the machine resulting accidents.
If thereís any leakage of refrigerant during installation, ventilation measures should be made
accordingly.
Contact between refrigerant vapor and fire can produce poisonous gas.
Ensure thereís no leakage of refrigerant after finishing installation.
If refrigerant vapor leaking indoors and contacts with fire sources such as blowing warmer and
stove etc., poisonous gas can be produced.
Use special circuit of power supply during installation and make fixed wiring layout according
to national wiring standard by certified electricians. Insufficient capacity of power supply circuit
or improper wiring layout can cause electric shock and fire hazards.
Wiring layout MUST apply specified power cables and be grounded reliably. Ensure reliability
of connections in parts of terminals for improper connection or fixing can cause fire hazard etc.
MUST be grounded.
Grounding line CANNOT be connected to gas pipe, tapping pipe, lighting rod or earth of telephone
etc.
Improper grounding can cause electric shock.
1
2
Notice!
Install electrical leakage protector.
Omission of installing electrical leakage protector can cause electric shock.
DONíT install in place where flammable gas can easily leaks.
Leakage of flammable gas can cause fire hazard.
Water drainage pipe should be installed according to instructions to ensure smooth discharge of
water. In addition, heat preservation measure should be taken to prevent moisture condensation.
Improper installation of drainage pipe can cause water leakage and possibly damp or soak indoor
articles.
Selection of installation place
Requirements
Avoid installing in the following places:
Where is of high salinity (coastal areas).
Where is of high sulfide gas (thermal spring
areas).
(Use in the above areas can easily result in
defects of the machine and need special
maintenance.)
Where oils (including mechanical oils) easily
splatter and vapor is abundant.
Where organic solvents are uses.
Where thereís equipment emitting
electromagnetic waves of high-frequency nearby.
Where ceilingís height is over 3 m.
Where windows and doors are exposed to
outdoor air of high humidity.
Insulation of metal parts of building and air
conditioner should be carried on in compliance
with technical standards of electrical appliances
and facilities.
Installation place for indoor subassembly should
be of evenly circulating cool and hot air.
Confirmation of installation location and space
Ensure selected place is enough for space of
installation and maintenance. (Here we only use
simple drawing as figurations of the series are
different)
Note: Here we only use simple drawing as
figurations of the series are different
1.
2.
3.
Machine
(horicontal&front view)
horicontal&side view)
(Lower in the back)
>300mm
>300mm
Don't put any
obstacles near
the wind inlet.
>500mm
>20mm
3
Prior to installation
Drill a hole of 70 mm diameter through the wall with its outside
inclining lower slightly. Install a guard ring and then seal it with
gesso or putty.
As shown in the diagram at the right, open intake barrier . (AC092,
122,162FEAHA,
AC092,122,162FEBHA)
As shown in the diagram at the right, remove two screw snails as
shown and take right-side intake barrier down. (AC182,242,
282FEAHA,AC182,242,282FEBHA
.
Installation of Air Conditioner
Installation in under ceiling
1. Installation of suspending bolts
Installation of supporting frame for AC092,122,142,162FEAHA, AC092,122,142,162FEBHAtype
should be internally suspended.
Installation of supporting frame for AC182,242,282FEAHA,AC182,242,282FEBHA type should be
externally suspended.
Installation position of suspending bolts
Internal suspension
External suspension
(Note: Here we only use simple drawing as figurations of the series are different)
Type
AC092,122,142,162FEAHA,
AC092,122,142,162FEBHA
AC182,242,282FEAHA,
AC182,242,282FEBHA
A (mm) B (mm) C (mm) Installation mode
990 990
1332 1244
Internal suspension
External suspension
Type
AC092,122,142,162FEAHA,AC092,122,142,162FEBHA
AC182,242,282FEAHA, AC182,242,282FEBHA
D (mm) E (mm) F (mm)
655 200 175
710 325 143
Space length between supending bolts
D
E
F
A
B
Space length between
suspending bolts
Blot hole for installaiton
4-12x27
Space length between
suspending bolts
Suspending bolt
less than 40mm
C
Space length between
suspending bolts
Suspending bolt
less than 40mm
B
Hole through the wall
Depth of
the wall
Profile chart of hole through the wall
Indoor side outdoor side
70mm
Please refer to positions of suspending bolts
printed on installation paste board of AC092,
122,142,162FEAHA,AC092,122,142,
162FEBHA type.
Installation position of suspending bolts
Wood building
New concrete building
Install beam wood on the girder and set suspending bolts.
Position of
suspending bolt
B(mm) Internal suspension
( 10)
E
The dotted indicates
position on the back
of the unit. Cut it
off to use.
Steel structure
Old concrete building
Directly use angle iron to set supporting angle iron
Use inlet hinge joint, inlet plug or inlet bolt.
steel bar
foundation bolt
(hook bolt
with tubing)
lead-in
insert
cultellate
insert
Beam
wood
Suspending bolt
girder
4. Installation of air conditionert
4
Internal suspension (AC092,122,142,
162FEAHA,AC092,122,142,162FEBHA)
Internal suspension (AC182,242,282FEAHA,
AC182,242,282FEBHA,)
3. Installation of attached
hexagon bolt
Hook bolt
Suspending
bolt
supporting iron angle
3-18mm
indoor subassembly
bolt
Hooks and chains
for suspension
Suspending bolt
Bolt sleeve
M10 flat washer
with double nuts
Ceiling
Supporting fram
Hexagon bolt
40mm
Machine
Suspending bolt
Machine
Supporting frame
40mm
Ceiling
Space length between suspending bolt and ceiling should be less than 40 mm.
Installation status
of supporting frame
Installation of
air conditioner
(ceiling)
The air conditioner cannot be adjusted horizontally
after installation of internal suspension, therefore it
should be adjusted as status shown in the diagram)
(wall)
(ceiling)
(wall)
Bolt supporting
frame
supporting frame
Bolt
Insert hexagon bolt into carved fillet.
Fasten hexagon bolt and fix the air conditioner.
5
rear
right
down
supporting frame
Margin of the machine
6
78
cm
99cm
50cm
24 5cm
6 5cm
12 5cm 10cm
8 8
cm
5
5
3cm
4
73
cm
3 5cm hole
water intake panel
line clip
drainage
pipe
backward
downward
Right drainage hole
heatproof
material
water intake panel
drainage pipe
left drain hose
Right Drain hose
2. Installation of AC182,242,262FEAHA,
AC182,242,262FEBHA
Drawing-off
direction of drainage pip
Note: drainage pipe should incline from
higher inside to lower outside end.
Note: drainage pipe should incline from
higher inside to lower outside end.
According to spot requirement, drainage pipe is provided by the user and connected firmly with drainage
pipe equipped on the machine (pay attention to the joint to prev
ent from water leakage). Indoor part of
drainage pipe should be made heatproof with heat insulation materials to prevent from condensation.
Installation of floor console
1. Installation of (AC092,122,142,162FEAHA,AC092,122,142,162FEBHA)
Fix four rubber footings, 4X16 screw snail, 12 washer on the bottom of the machine (only for
floor type).
(1)
(2)
As shown in the diagram on the right, select
an outlet direction for pipeline and wiring.
There are two drainage holes respectively on
the left and right, select one according to
practical conditions. After confirming outlet
direction of pipeline, wiring and drainage
pipe, drill a hole through the wall according
to method prescribed.
(3)
Install supporting frame as shown in the diagram below.
(4)
Install drainage pipe
Install drainage pipe at one of positions on
right or left for drainage holes (as diagram
above) as following:
Inset drainage pipe into water intake panel as
shown in diagram, fasten with line clip, then
bind up the joint with heatproof materials.
As shown in the diagram on the right, select
an outlet direction for pipeline and wiring.
There are two drainage holes respectively on
the left and right, select one according to
practical conditions. After confirming outlet
direction of pipeline, wiring and drainage
pipe, drill a hole through the wall according
to method prescribed.
(1)
6
OK NO NO
Drainage pipe should incline from
higher inside to lower outside.
Correct
Drainage pipe
Incorrect
Drainage pipe
Incorrect
3. Installation of drainage pipe
According to spot requirement, drainage pipe
is provided by the user and connected firmly
with drainage pipe equipped on the machine
(pay attention to the joint to prevent from
water leakage). Indoor part of drainage pipe
should be made heatproof with heat insulation
materials to prevent from condensation.
(2)
Note: Outlet direction of drainage pipe is as
the right diagram.
Refrigerant distribution tube
Allowable length of distribution tube
Allowable deviation of distribution tube
Please read installation manual attached with outdoor unit.
Material and specification of distribution tube
Material of distribution tube Seamless tube of phosphorus deoxidized copper
specified for air conditioner
Type of machine
Specification of
distribution tube
AC092,122,142,162FEAHA
AC092,122,142,162FEBHA
AC182,242,282FEAHA
AC182,242,282FEBHA
Gas side
Fluid
side
Note: Data inside parentheses is wall thickness of copper tube with unit of mm.
Air tightness test
Evacuation Addition of refrigerant
Air tightness test, evacuation and addition of refrigerant should be carried on according to installation
manual of outdoor unit.
During air tightness test, indoor unit cannot be powered on until vacuum evacuation is finished.
(Internal electronic expansion valves will all close and evacuation cannot be fully done just from
either fluid or gas side of distribution tube if indoor unit is powered on). Otherwise, evacuation
should be done from both sides of the distribution tube.
Note
Air leakage test
Check air leakage from joint part of distribution tube and valve covers of outdoor unit.
Checkup of joint part of distribution tube MUST adopt the same refrigerant as inside the machine.
(NOTE:To type AC092-282FEAHA units used refrigerant R22.
To type AC092-282FEBHA units used refrigerant R407C .)
Open all valves of outdoor unit
Heat insulation
Use attached heatproof pipe for heat insulation of joint part of distribution tube of indoor unit and
make it seamless.
Poor heat insulation can cause moisture condensation and result in water leakage
Note
1.5m~2m
Heatproof material
Slopedown degree over 1/100
Supporting frame
undulation
VP30
(About
)
10cm
Slopedown degree over 1/100
7
Fix with tape
Distribution tube
Attached heatproof pipe
Insection should be upward
Requirentents
Requirement
External diameter of copper tube (mm) Thickness of heatproof material
6.35~25.4
28.6~38.1
During refrigeration, temperatures in fluid and gas sides are low. To prevent moisture condensation,
heat insulation measures MUST be taken to the two sides.
Heat insulation of distribution tube should be done
respectively in fluid and gas side.
Note!
Heat insulation measures should be taken to indoor drainage pipe to prevent moisture condensation.
Same measures also should be taken to joint part between drainage pipe and indoor assembly.
Connection of distribution tube must adopt hard PVC agglutinant for firm adherence to guard against
water leakage.
Donít put pressure on join part of drainage pipe.
Drainage pipe is downslope (over 1/100) and no shapes like backwater etc. should be formed.
Transverse length of drainage pipe is less than 20m. If distribution tube is long, a supporting frame
should be set to prevent undulation.
Aggregative distribution tube is constructed as shown in following diagram.
8
Electric wiring
Notice
Install electrical leakage protector.
Omission of installing electrical leakage protector can cause electric shock.
Requirement
During wiring layout of remote controller , pay attention to consistency of connected terminals.
Improper connection can cause machine defects.
Centralized control signal lines and communication lines of indoor and outdoor units are nonpolar
with 2 cores.
To prevent interference of electromagnetic noise, apply 2-core shielded wires.
Systems of refrigerant distribution tube and control wiring should coincide with the same system.
Comply with wiring layout rules concerning installation of electrical facilities.
Indoor and outdoor units MUST be grounded.
Remote connected to terminal block should be clustered and fixed with press line clips to prevent
outside force borne by wires transferring to connection terminals.
wiring layout should be implemented by certified electricians.
Specification of power supply shall be in accordance with the following table:sectional area pf
core 0.75 mm (less than 200m) or 1.0mm (200m-500m)
Wiring of remote controller should coincide with signs of A, B, C terminal of terminal block of
indoor unit.
Remote controller is of low voltage circuit and should be installed according to regulations
for light current circuit to keep away from AC220-230V and AC380-400V.
Indoor power
Power supplies for both indoor and outdoor units are specified ones.
Switches of all power cord and electrical leakage breaker connecting to the same outdoor unit should
be connected to the same power supply
.
!
Remote controller
Wires of remote controller are polar with 3 cores.Group control wires of remote controller are
polar with 2 cores.
If hte supply cord is damaged,it must be replaced by the manufacturer or its service agent or a similar
qualified person.
The wiring method should be in line with the local wiring standard.
All the cables shall have got the European authentication certificate.
After installation,the power plug should be easily reached.
The breaker of the air cinditioner should be all pole switch,and the distance between its two contacts
should be no less 3mm.such means for disconnection must be incorporation in the fixed wiring.
The power cable and connecting cable are self-provided.
The type of cinnecting wire is shielding wire,the type of the power cord is H07RN-F(3G).
The wiring diagram refer to the wiring diagram on the indoor and outdoor units.
!
Notice
Remote controller wire
AC092262
FEBHA
AC092262
FEAHA
Indoor unit
power
15A
1.5mm
2
15A
AC
220230V
,
50Hz
2
500m<
1000m
2.5mm
2
L 50m
Manual
switch
2
3
< 500m
1.5mm
2
< 500m
1.5mm
2
< 200m
0.75mm
2
200m<
500m
1mm
2
Item
Model
Fuse
Connecting cable
Power wire (L)
Central controller holding wire
Indoor & outdoor communication wire
Remote controller wire
Number
of cores
Core sectional area
Number of
cores
Core sectional area
Number
of cores
Core sectional area
9
CN02 CN12 CN01
indoor control borard
A
B
C
A
B
C
A
B C
remote
controller
group control
indoor unit
(#1) (#2-16)
indoor unit indoor unit
Solution of group control
One set of remote controller can control a group of 16 indoor unit at the most.
Refer to electrical wiring layout items for wiring layout between indoor unit.
Arrange wires between remote controller and indoor unit according to the following sequence:
(1)Set number setting switch SW01 on PC board of each indoor unit with number 1 as ì1î,
number 2 as ì2î ÖÖ (the machine directly connecting remote controller must be set as number
1î). Number 1 is the host while others are subsidiaries.
(2)Connect terminals A, B, C of the remote controller with that of number 1 indoor unit respectively
(according to same numbers).
(3)Connect terminals B, C of number 1 indoor unit with that of number 2 respectively
(according to same numbers).
(4)Connect terminals B, C of number 2 indoor unit with that of number 3 respectively
(according to same numbers).
(5)By analogy of the above, stop until connecting to terminals B, C of number 16 (at the maximum).
(6)Disassemble short connection wire to CN12 terminal on control base board of number 2-16 indoor
subassemblies to prevent wrong connection that may cause defects.
Requirement
W
ires of remote controller between indoor unit should be power
cord more than 1mm with length less than 500 m (total length from
remote controller to number 16 machine).
Setting of group number of indoor subassemblies
Code switch AW02 on base board of indoor unit has
the function of setting centralized control address (group number).
Group number can be set by changing ìON/OFFî status in ì1-6î code positions.
Code switch SW02 and its dialing codes are shown as following diagram:
Relation between combination of
ìON/OFFî status in ì1-6î
code positions and group
number are shown as in right table.
When ì7î position of SW02 is in ìOFFî
status, group number can be set either by
dialing codes on SW02 or with circuit
controller
. While ì7î position of SW02
is in ìONî status, group number can only
be set either by dialing codes on SW02.
ON
OFF
1 2 3 4 5 6 7
ON
Wiring layout of centralized controller should be done according to installaiton manual of centralized controller
Operation control
Selection of
group number
01
x x x x x x
02
x x x x x
03
x x x x
x
04
x x x x
05
x x x
x
x
06
x x x
x
07
x x
x
x
08
x x x
09
x x
xx x
10
x x
x
x
11
x x
x
x
12
x x
x
13
x x
x
x
14
x x
x
15
x x
x
16
x x
:ON
x:OFF
Status shown in the above is
number 16 in a control group
For example:
ON
1 2 3 4 5 6 7
380-400V,3N~,50Hz
outdoor power
junction box
indoor unit
1PH,220-230V~,50Hz
earth
communication wire
shield layer earth
shield layer should be
connected together
(
shield layer as isolation
)
leak breaker manual switch
remote controller
grouped control
(
shield layer as isolation
)
(
shield layer as isolation
)
(
shield layer as isolation
)
indoor unit
shield layer should be
connected together
centralized control signal wire earth
centralized control signal wire
(centralized controller)
communication wire
leak breaker manual switch
indoor power
1PH,220-230V~,50Hz
remote
controller
10
Finishing and amendment
Wires (cables between power supply and air conditioner) MUST keep clear of valves in gas
side of distribution tube and distribution tubewithout heatproof materials.
Melting of wire skin can cause electric shock, leakage and fire hazard.
1.Wrap tapes on distribution tube of refrigerant, wires in air conditioner room and drainage pipe
after finishing these engineering.
2.Fix them on the wall with supporting frame after wrapping tapes.
3.Control wire should be fixed on distribution tube which is wrapped by heatproof materials.
Improve efficiency of cooling and heating
Adjust wind direction
Requirement
Donít handle horizontal swing leaves manually to prevent defect ouccring.
Refer to ìoperation manualî to know how to operate.
To upward or downward directions, adjust swing leaves of horizontal orientation. To prevent
short cut of air flow, horizontal leaves can only swing within a certain range.
Settings of heating temperature compensation (usage of switch SW03)
Enhance air circulation with other equipment and make hot air near the ceiling blow downward.
Poor heating effect due to reasons such as installation position of indoor subassembly and room
structure can be changed in the following way to amend heating temperature.
<How to adjust>
There is code switch SW03 on PC board of indoor assembly. Adjust TA (temperature amendment)
as the following table.
Usage of emergency switch (usage of switch SW04)
(SW03)
Position of code swith
(restricted to position
1and 2 only)
Setting before
leaving factory
Increased value of
temperature
For trial run of indoor blower fan after finishing installation,
dial code of emergency switch (SW04) to ìONî side.
Ability setting of indoor subassembly (Usage of switch SW05)
Default ability of indoor subassembly has been set well
before leaving factory. It can be set according to ability
of indoor subassembly after changing circuit board.
Relation between ability setting and combination of
ON/OFF switches is as following table:
Ability setting SW05.
1 2 3 4
Note: O:ON X:OFF
Power
setting
Set
power
!
Notice
2
Trial run
It is absolutely FOBIDDEN to manually operate AC contactor of
outdoor unti to compulsorily execute trial run. Risk orhazard will
occur otherwise.
Requirement
1.Ensure stop valve of outdoor unit in ON status before trial run.
2.Compulsory trial run can make air conditioner run reluctantly but stop after a short while.
3.To protect compressor during start of the machine, switch its power on at time 12 hours in
priority to operation.
4.Refer to ìoperation manualî for operation sequence.
Trial run (Trial run of either cooling or heating can be carried on under any temperature
within indoor range)
1. Trail run of cooling program
Set ìrunning modeî to ìcoolingî in power-off status, then hold pressing ìon/offî button
until LED ìsetting temperatureî on remote controller flashes ìLî and ìblowing rateî
position displays ìautoî. The machine is in the status of cooling program.
2. Trial run of heating program
Set ìrunning modeî to ìheatingî in power-off status, then hold pressing ìon/offî button until LED
ìsetting temperatureî on remote controller flashes ìHî and ìblowing rateî position displays ìautoî.
The machine is in the status of cooling program.
3. Remote controller cannot be used to change various running modes during compulsory trial run.
4. Press ìON/OFFî button to stop the air conditioner after finishing compulsory trial run.
In the case that one remote controller controls multiple air conditioners, pressing ìsetting temperatureî
button during trial run can execute trial run of every indoor unit respectively. Displayed number
of indoor unit changes one step (from 1-16) in response to one press of ìsetting temperatureî button.
Indoor unit whose number have been displayed all enter trial run.
(If thereís no display, it means all indoor unit are in trial run)
Disorders in trial run
Flashing of ìStandbyî indicator lamp means:
1. Incorrect phase sequence of power supply of outdoor unit.
2. Total capacity of indoor unit exceeds that of outdoor.
It is not a defect if trouble-shooting code ì95î is displayed on remote controller when time interval
between connecting through of power supplies for indoor and outdoor units.
Confirm drainage conditions while trial run.
Notice
!
11
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