Wall Mounted Mini Split
Heat Pump
Air Conditioner
OPERATING AND INSTALLATION MANUAL
Model: KFHHP-22-ID / KFHHP-22-OD
Indoor Unit.
Outdoor Unit.
Thank you for selecting Soleus Air. To ensure proper
operation, please read this manual and keep it for
future reference.
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Operation and Maintenance
◆Instructions before Use
Carefully read the following instructions before use
Warning
★Do not use flammable liquids on or near this air ★Touching metal parts after removing filter can
conditioner.
cause an electric shock.
★Do not use for long periods of time if the
★Don’t operate the air conditioner with web
humidity is high. Condensation may be present.
hands. It can cause an electric shock.
★Do not insert your hands or any other object into ★If your air conditioner malfunctions,
the air intake or outlets.
discontinue use and call your authorized dealer.
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◆Instructions before Use
★Don’t attempt to repair the air conditioner by
yourself. There are no user replaceable parts.
Please contact your authorized dealer.
★Always use new batteries in your remote.
Never mix batteries.
★Be sure to turn the power off when not using the ★Never store flammable liquids near your air
air conditioner for a long time. conditioner.
★The condensing unit should be ★Don’t step on the top of the
★Don’t block the air intake or
outlet vents of both the outdoor
and indoor unit. It can decrease
the air conditioning capacity or
cause a malfunction.
securely mounted to avoid
damage.
outdoor unit.
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◆Description of Air Conditioner Components
On/Off Switch
Signal Sensor
Connecting Pipe /
Line set
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◆Remote Control Operation
Function-Remote control
Note:
•
•
•
Don't drop the remote control.
Don't place the remote control in a location exposed to direct sunlight.
When the unit is restarted after stopped, it will automatically resume its last running mode, and the
outdoor unit will start there after.
MODE Button:
TEMP+ TEMP- Button:
When the unit is
turned on, press this
button. The AUTO,
COOL, DRY, FAN or
HEAT mode can then
be selected.
Under the COOL, DRY,
FAN or HEAT mode, press
these two buttons could set
the temperature, the temp.
setting range is 60.8°F
-86°F, the temp. can be
memorized under each
mode.
FAN SPEED Button:
When the unit starts up,
under the AUTO, COOL,
FAN or HEAT mode, press
this button and select Auto
fan, Low fan, Middle fan,
High fan. At DRY mode,
the fan speed runs at Low
fan speed. The FAN
CLOCK Button:
When pressing this button
once, the icon of CLOCK
will flash, and can be
adjusted. At CLOCK
adjustment, press the
TIME+ once, the ones
placed on the minute will
be increased 1, and
SPEED can be memorized
under various modes.
continuously press 1 sec
above, the tens place on
the minute will be
increased 1 in every half
second. When pressing
the TIME-, the ones
SLEEP Button:
placed on the minute will
be decreased 1, and
continuously press 1 sec
above, the tens place will
be decreased 1 in every
half second. After
Under COOL, DRY &
HEAT mode, press the
button once to start the
SLEEP function, when
pressed again, it will stop.
adjusting please press the
CLOCK button again for
confirming.
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◆Remote Control Operation (Continued)
Liquid Crystal Display.
It shows all set contents.
SWING Button:
ON/OFF Button
Press once to have louvers
swing [oscillate]. Press
twice in one second the
panel light will turn on.
Press twice again and the
light will turn off.
Press ON.
Press OFF.
T-ON Button.
When pressing this button
once, enter into T-ON
setting, the icon of T-ON
flash, every press of
T-OFF Button
TIME+, the time of T-ON
will be increased 1min.
When continuously press 1
sec above, the tens placed
on minute will be increased
1, every press of TIME-
will be decreased 1 minute,
when continuously press 1
sec above, the tens placed
on minute will be decrease
1 in every half second, and
it goes round with 12 hours.
Press this button once to
enter into T-OFF setting,
the icon of T-OFF will
flash, the T-OFF button
is available in ON or
OFF mode, the setting
method is the same with
T-ON.
CANCEL Button
Pressing this button will
cancel timer.
TIME+ TIME- Button
Function instruction please
refer to T-ON button,
T-OFF button, CLOCK
button.
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◆Remote Control Operation (Continued)
The General Procedure:
1. Press ON/OFF button to start the unit.
2. Press MODE button to select the suitable operation mode.
3. Press SWING button to swing. It will stop when pressed again.
4. Press FAN button to set desired fan speed.
5. Press +/- button to set desired temperature.
The Selected Procedure:
6. Press SLEEP button to set timer.
7. Press ON/OFF button to set desired temperature.
Note:
In AUTO mode, the unit will automatically adjust its running modes according to the room
temperature.
◆How to Insert Batteries
The remote control uses two AAA batteries.
1. Remove the cover from the back of the remote control and insert two new batteries.
2. Re-attach the cover.
Note:
• Don’t mix new and used or different types of batteries.
• Remove batteries when the remote control is not in use for a long time.
• Keep remote at least 3.28 feet from TV’s and other electronic devices.
When the wireless remote control is lost or broken, please use the manual switch,
It will start in AUTO mode, the temperature setting and fan speed cannot
be changed. Please use a ball point pen or similar device to operate switch.
Turn on the unit: By pressing the Manual Switch the unit will start in AUTO automatically.
The microcomputer will adjust to the indoor temperature by selecting (COOL, HEAT, FAN), in order to
achieve a comfortable condition.
•
Turn off the unit: When unit is running, press the manual switch STOP button, the unit will stop running.
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◆User Notices
★Select the most comfortable temperature.
★The airflow direction can be adjusted.
At operating, adjust the vertical airflow direction
by adjusting the louvers of upward/downward
direction. And then, hold two ends of left and
right louver to adjust the horizontal airflow.
★Don’t leave windows and doors open for a long ★Splashing water on the air conditioner can
time while operating the air conditioner.
cause an electric shock and malfunction.
It can decrease the air conditioning efficiency.
★Don’t use the air conditioner for other purposes,
such as drying clothes, preserving foods, etc.
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◆Care and Maintenance
CAUTION:
Turn power off and pull out the power cord before cleaning air conditioner.
Never sprinkle water on the indoor unit and the outdoor unit for cleaning because it can cause
an electric shock.
Volatile Liquid (e.g. thinner or gasoline) will damage the air conditioner. (So wipe the units
with a dry soft cloth, or a cloth slightly moistened with water or cleanser.)
Take down the surface panel and clean it (Take it down before cleaning)
1. Pull along the direction of
2. Washing
arrows to take down surface
panel.
Wipe with a cloth slightly
moistened with water or
cleaner then dry it.
Note: Never use water above
113°F to wash the panel, or it
could cause deformation or
discoloration.
3. Install surface panel.
Install the supports (those are on
two ends of surface panel) into
the supporting slots then cover
the surface panel and clasp it.
Cleaning the Air Filters (Recommended once every three months)
The air filters should be cleaned more frequently in dusty conditions.
1. Take down the air filter
Open the surface panel, hold the tab of air filter
and raise it slightly, and then take it out along the
direction of arrows (See the right figure).
2. Cleaning
To clear the dust adhering to the filters, you can
either use a vacuum cleaner, or wash them with
water and dry it in the shade (See the right figure).
Note: Never use water above 113°F to wash the filters, or it
could cause deformation or discoloration. Never parch it by
fire, or it could cause a fire or deformation.
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◆Care and Maintenance (Continued)
3. Reinsert the filters
Reinsert the filters along the direction of arrow, then
cover the surface panel and clasp it.
Check before Use
1. Be sure that nothing obstructs the air outlet and
intake vents.
2. Verify that the unit is properly grounded.
3. Always use new batteries.
4. Verify condenser is properly mounted.
Maintain after Use
1. Clean filters and other parts.
2. Turn main power off.
3. Clean dust from the outdoor unit.
◆Trouble Shooting
Warning: Don’t attempt to repair the air conditioner by yourself; it can cause an electric shock or fire.
Please check the following items before calling your service technician.
Problem
Trouble Shooting
Won’t start immediately
Once the air conditioner is stopped, it will not
operate until the time delay of 3 minutes has
passed.
when the air conditioner is
restarted.
There’s unusual odor blowing
from the outlet after operation
is started.
This is caused by the odors in the room.
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◆Trouble Shooting
Problem
Trouble Shooting
Sound of water flow can be heard during operation.
This is caused by the refrigerant flowing inside
the unit.
Mist is emitted during cooling operation.
Because the air of the room is cooled down
rapidly.
Creaking noise can be heard when start or stop the unit.
This is caused by the expansion of plastic due to
the change of temperature.
Air conditioner does not operate at all.
• Has the power been shut down?
• Is the leakage protection switch in operation?
• Is TIMER ON is operation?
Cooling (Heating) efficiency is not good.
• Is SET TEMP. suitable?
• Is air inlet or outlet obstructed?
• Are air filters dirty?
• Are the windows and door closed?
• Is indoor fan speed set at low speed?
• Is there any other hear source in your room?
• Remote control can’t be used when the air
conditioner is disturbed or changing its
functions frequently.
Remote control is not operating
• Is the remote control out of effective to the
indoor unit? Are there any obstruction
between the remote control and the signal
receptor?
• Replace the worn batteries of remote control
is the voltage of the batteries is not sufficient.
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◆Specifications and Technical Data
Model
Function
KFHHP-22-ID / KFHHP-22-OD
Heating and Cooling
22000 / 6450 (2250-7000)
24200 / 7100 (1650-8500)
208-230V～
Cooling capacity(BTU/hr) & (Watts)
Heating capacity(BTU/hr) & (Watts)
Rated voltage
Rated Frequency
60Hz
Cooling/Heating rated current(A)
Cooling/Heating rated power(W)
Cooling/Heating power input(W)
SEER
10.0/9.3
3300/3200
2280/2250
14
EER/COP(W/W)
HSPF
8.4
Recycling Air Volume（m3/h
Factory Charge 410A (lbs.)*
Noise (Indoor/Outdoor) dBA
）
1100/1000/900
R410A 5.3 lbs
50/59
Maximum Vertical
Maximum Length
Height
Differential
Net Weight (Indoor/Outdoor) (lbs)
38.6/138.9
Indoor unit ：46.38” ×8.98” ×12.83”
Outdoor unit：37.40” ×16.54” ×33.07”
Dimensions (Indoor/Outdoor)
(WxDxH)(inch)
Connection Pipe:
Length (ft)
26.25
Gas additional charge(oz/ft)
0.21
Liquid Pipe (mm)
Φ9.52(3/8”)
Φ16(5/8”)
32.81
Outer Diameter
Max Distance
Gas Pipe (mm)
Height (ft)
Length (ft)
65.62
1. All above are tested and certified to ETL specification.
2. All above could be changed without notice; the latest specifications are on the nameplate of your air
conditioner.
When the unit is restarded after it stopping, it can automatically resume the last running mode, and the outdoor
unit starts later.
Working temperature range
Indoor side DB/WB(°F) Outdoor side DB/WB(°F)
Maximum cooling
Minimum cooling
Maximum heating
Minimum heating
90 / 74
70 / 59
81 / --
68 / --
109 / 79
70 / --
75 / 64
23 / 21
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Installation Services
◆Installation Diagram
Important Notes
The installation must be done by trained and
qualified service personnel.
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◆Installation Location
Indoor Unit
1. The inlet and outlet should not be covered so that the outflow air can reach all parts of the room.
2. Install in a location from which the condensation water can be drained out conveniently.
3. Avoid a location where there is heat source, steam or flammable gas.
4. Install in a location where is strong enough to withstand the full weight and vibration of the unit.
5. Be sure that the installation conforms to the installation dimension diagram.
6. Be sure to leave enough space to allow access for routine maintenance. The height of the installed
location should be 90.55 inch or more away from the floor.
7. Install in a location where is 3.28 feet or more away from other electric appliances such as
television, audio devices, etc.
8. Select a location where is easy to remove and clean the filter.
Outdoor Unit
1. Select a location from which noise and outflow air emitted by unit will not inconvenience
neighbors.
2. Select a location where there should be sufficient ventilation.
3. The inlet and outlet should not be covered.
4. The location should be able to withstand the full weight and vibration of the outdoor unit and
permit safe installation.
5. There should be flammable gas or corrosive gas leaks.
6. Be sure that the installation conforms to the installation dimension diagram.
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◆Installation
Install the rear panel
1. Always mount the rear panel horizontally. Because the mouth of drainage pipe is at the left side
and the left side of the rear panel is better to adjust
slightly lower.
2. Fix the rear panel on the selected location with
screws supplied with the unit.
3. Be sure that the rear panel has been fixed firmly
enough to withstand the weight of an adult of
132.3 lbs; furthermore, the weight should be evenly
shared by each screw.
Install the piping hole
1. Make the piping hole （Φ65）in the wall at a slight downward slant to the outdoor side. (Shown
in Fig.1)
2. Insert the piping-hole sleeve into the hole to prevent the connection piping and wiring from being
damaged when passing through the hole.
Install the drainage hose
1. For well draining, the drain hose should be placed at a
downward slant.
2. Do not wrench or bend the drain hose or flood its end by water.
3. The extended drainage pipe in the room should be wrapped with
the insulating materials.
Install the connection pipes
Connect the connection pipes with the relevant union pipes of the indoor unit and tighten the flare nut
of the connection pipes (Shown in P19 “Install the connection pipes”).
NOTE:
Connect the connection pipes with the indoor unit firstly and the outdoor unit secondly.
Be careful in bending the connection pipes, or you will damage the pipes.
If the tightening torque is too great is tightening the flare nuts leakage will happen.
Electric wiring and electric wiring between indoor and
outdoor unit
1. The power supply should adopt the rated voltage and special circuit.
2. Wiring must be done by special technician according to local rules, regulations and the manual.
3. The nut should be tightened and cannot fall off.
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◆Installation
Wiring of indoor unit
Note: The power of indoor unit is supplied by the outdoor. A breaker needs to be installed for safety.
Operation Procedures:
1. Open the surface panel.
2. Open the cover and cover plate of electric
box. (Right figure)
3. Remove the receiving window as shown in
the below left figure.
4. Wire pipe should be tightened by the fixed nut and the electric box should be fixed as shown in the
above right figure and the below figure.
Shield cover (upper) of electric box must be grounded.
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◆Installation
Electric Wiring
Note: Wiring must be done by a certified technician according to the local rules & regulations. The
connecting wire should be correctly connected to circuit interface. Otherwise, it can cause a fire,
electricity leakage and so on.
The diagram is shown as below:
NOTE:
1. Wiring should be correctly installed.
2. Tighten the nut of terminal board to avoid falling off.
3. Incorrect wiring will cause the unit to malfunction.
4. Units that are not properly grounded are hazardous and may cause the unit to fail.
Wire
Power wire
of unit min.
section
Capacitance of air
switch
Grounding min
section
Fuse
(Indoor)
Fuse
(Outdoor)
Model
KFHHP-22
30A
3.15A
25A
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◆Installation
Wiring of Outdoor unit
Operation Procedures:
• Open the cover of outdoor unit.
• The connecting wire led from the terminal board of indoor unit should be connected correctly.
• The connecting wire should be a little longer so that it can easily maintained.
NOTE:
1. Wiring should be correctly installed.
2. Tighten the nut of terminal board to avoid falling off.
3. Incorrect wiring will cause the unit to malfunction.
4. Units that are not properly grounded are hazardous and may cause the unit to fail.
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◆Installation
Install the Power Line
1. Remove the front side plate.
2. Break through the hole for wires and put on the rubber bushing.
3. Pull all wires through the rubber bushing.
4. Remove the wire clamp and connect the end of the power connection cord with screws to the
wiring terminal board according to the “WIRING DIAGRAM” of the outdoor unit.
5. Make sure that the wiring has been connected properly.
6. Tighten the wire with clamp and clasp.
7. After the wiring crosses through the Connector, tighten the Connector with the fix nut.
Install the Indoor Unit
1. When routing the piping and wiring from the left or right side of the indoor unit, cut off the
tailings from the chassis as necessary (shown in Fig.3).
① Cut off tailing 1 when only power cord is routed.
② Cut off tailing 1 and 2 when connect pipe and power cord are routed.
2. Wrap the piping and wiring and pull them through the cut-off tailings hole (shown in Fig.4).
3. Hang the 2 mounting slots of the indoor unit on the upper tabs of the rear panel and check that it
is securely fastened.
4. The height of the installed location should be 7.55 feet or more from the floor.
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◆Installation
Install the Outdoor Unit
Install the connection pipe:
• Align the center of the piping flare with the valve.
• Screw in the flare nut by hand and then tighten the nut with spanner and torque wrench refer to
right figure.
Note: Exceeding tightening torque will damage the flare nut.
Tightening Torque Table
Tightening Torque
Hex Nut Diameter (mm)
（N.m）
φ12
φ16
50~55
60~65
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◆Installation
Air Purging and Leakage Test
1. Connect charging hose of manifold value to
charging end of low pressure valve (both
high/low pressure valves must be tightly shut).
2. Connect joint of charging hose to vacuum pump.
3. Fully open handle of Lo manifold valve.
4. Open the vacuum pump to evacuate. At the
beginning, slightly loosen joint nut of low
pressure valve to check if there is air coming
inside. (Valve of vacuum pump changes from
negative to 0) Then tighten this nut.
5. After finishing evacuation, shut Lo handle of
manifold valve to stop the vacuum pump.
(1) Keep evacuating for 15 minutes and make sure the reading of multi-meter is -1.0 x 14.5 PSI
(-76cmHg).
6. Fully open high/low pressure valves.
7. Remove charging hose from charging end of low pressure valve.
8. Tighten bonnet of low-pressure valve.
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◆Test Operation and Check after Installation
Test Operation
1. Test Operation
(1) Do not switch on power before installation is finished
completely.
(2) Electric wiring must be connected correctly and securely
(3) Cut-off valves of the connection pipes should be opened.
(4) All the impurities such as scraps must be cleared from the
unit.
2. Test Operation Method
(1) Switch on power and press “ON/OFF” button on the remote control to run the air conditioner.
(2) Press “MODE” button and check the operation condition of COOL, HEAT, SWING mode
and so forth.
If Wireless remote control is lost, open the surface panel and operate as following:
a. When turning it to Auto position, unit will run in Auto mode, if there is remote control signal, it will run at
the remote control signal.
b. When turning it to Test position, the main unit will enter into Cool mode, indoor fan will run at high fan
speed, if there is remote control signal, main unit will run at the remote control signal.
c. When turning it to Run position, the main unit will run at received remote control order.
d. When turning it to Stop position, the unit will stop running.
Check after Installation
Items to be checked
Has it been properly mounted?
Possible Malfunction
The unit may drop, shake or emit noise.
Have you done the refrigerant leakage test?
Does the unit drain well?
It may cause insufficient cooling (heating) capacity.
It may cause condensation and dripping.
Is the voltage in accordance with the rated voltage
marked on the nameplate?
Is the electric wiring and piping connection
installed correctly and securely?
It may cause electric malfunction or damage the part.
It may cause electric malfunction or damage the unit.
Has the unit been connected to secure grounding
connection?
It may cause electrical leakage.
Has the inlet and outlet been insulated?
It may cause insufficient cooling (heating) capacity.
The refrigerant capacity is not accurate.
Has the length of connection pipes and refrigerant
capacity been recorded?
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Electrical Schematic Diagram
◆Electrical Schematic Diagram (Indoor Unit)
Please Help Insert Diagram in here.
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◆Electrical Schematic Diagram (Outdoor Unit)
Please Help Insert Diagram in here.
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Warranty
Soleus International Inc. warrants the accompanying Soleus Air Wall Mounted Mini Split Heat Pump Air
Conditioner (KFHHP-22-ID/KFHHP-22-OD) to be free of defects in material and workmanship for the
applications specified in its operation instruction for the period of parts specified below.
5 YEARS FOR COMPRESSOR
1 YEAR FOR OTHER COMPONENTS
This warranty shall not apply to broken or marred cabinets, accessories, knobs, filters or routine maintenance.
This warranty does not apply to uncrating, setup, installation, removal of the product for repair or
reinstallation of the product after repair.
This warranty does not apply to repairs or replacements necessitated by any cause beyond the control of
Soleus International including, but not limited to, any malfunction, defect or failure caused by or resulting
from unauthorized service or parts, improper maintenance, operation contrary to furnished instructions,
shipping or transit accidents, modification or repair by the user, abuse, misuse, neglect, accident, incorrect
power line voltage, fire, flood or other Acts of God, or normal wear and tear.
Warranty service must be performed by a qualified HVAC contractor. Soleus maintains a centralized service
network to provide parts and assist in resolving service problems if difficulties are encountered. Soleus agrees
to provide service information, sell repair parts and reimburse the dealer /serviceman for parts in accordance
with Soleus International’s Policies and Procedures.
SOLEUS INTERNATIONAL MAINTAINS THAT ALL WARRANTIES, INCLUDING IMPLIED
WARRANTY OR MERCHANTABILITY ARE LIMITED TO THE TERMS AND CONDITIONS
SPECIFIED ABOVE. SOLEUS INTERNATIONAL DISCLAIMS ANY LIBILITY FOR
CONSEQUENTIAL OR INCIDENTAL DAMAGES AND IN NO EVENT SHALL SOLEUS
INTERNATIONAL INC.’S LIABILITY EXCEED THE RETAIL VALUE OF THE AIR
CONDITIONER.
This warranty covers only new products purchased from our authorized dealers or retailers. It does not cover
internet sales, used, salvaged, or refurbished products.
FOR TECHNICAL SUPPORT AND WARRANTY SERVICE
Soleus International Inc.
Tel: 1-888-8 SOLEUS
Monday through Friday, 9:00 AM to 5:00 PM, PST
Email: [email protected]
Website:www.soleusair.com
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