General ASH13PA, ASH13PSACW, AOH13PNCC, ASH13PC, ASH13PSCCW Installation Manual
SPLIT TYPE ROOM AIR CONDITIONER
(PART NO. 9311471011-02)
For authorized service personnel only.
WARNING
(1) For the room air conditioner to operate satisfactory, install it as outlined in this installation manual.
(2) Connect the indoor unit and outdoor unit with the air conditioner piping and cords available standard parts.
This installation manual describes the correct connections using the standard accessories and the parts
specified in this installation manual.
(3) Have Installation work done by authorized service personnel only.
(4) Never cut the power cord, lengthen or shorten the cord, or change the plug.
(5) Also do not use an extension cord.
(6) Plug in the power cord plug firmly. If the receptacle is loose, repair it before using the room air conditioner.
(7) Do not turn on the power until all installation work is complete.
Be careful not to scratch the air conditioner when handling it.
After installation, explain correct operation to the customer, using the operating manual.
Let the customer keep this installation manual because it is used when the air conditioner is
serviced or moved.
The maximum length of the piping is 10 m. The maximum height defference of the piping is 5 m.
If the units are further apart than these, correct operation can not be guaranteed.
SELECTING THE MOUNTING
POSITION
Decide the mounting position with the customer as follows:
1. INDOOR UNIT
(1) Install the indoor unit level on a strong wall 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
(Fig.2). Also install the unit where the filter can be removed.
2. OUTDOOR UNIT
(1) If possible, do not install the unit where it will be exposed to direct
sunlight. (If necessary, install a blind that does not interfere with the
air flow.)
(2) Do not install the unit where a strong wind blows or where it is very
dusty.
(3) Do not install the unit where people pass.
(4) Take you neighbors into consideration so that they are not disturbed
by air blowing into their windows or by noise.
(5) Provide the space shown in Fig. 2 so that the air flow is not blocked.
Also for efficient operation, leave open three of the four directions
front, rear, and both sides.
(6) Since the drain water flows from the outdoor unit during heating
operation, when it is installed at a high place, install the drain pipe as
shown in (Fig.4) and connect it to a 16 mm (inside diameter) hose
available anywhere. (Fig.4)
INSTALLATION DIAGRAM OF
INDOOR AND OUTDOOR UNITS
Fig. 2
[INDOOR UNIT]
Wall hook
5 cm or more
150 cm or more
150 cm to 200 cm
Connection Cord
Equivalent to H07RN-F
bracket
[OUTOOR UNIT]
10 cm or more
Remote
control unit
5.5 cm or more
Tapping screw
(small)
60 cm or more
Intake grille
5 cm or more
Wall cap
Remote
control
unit
holder
5 cm or more
STANDARD ACCESSORIES
The following installation accessories are supplieded.
Use them as required.
Name and Shape Q’ty
Wall hook bracket
Wall cap-B
Remote
control unit
Battery
Tapping screw (big)
Name and Shape
Tapping screw (small)
1
Hexagon wrench
Drain pipe
1
Remote control
unit holder
1
Deodrant Filter
2
Cloth tape
8
Seal A
Q’ty
2
1
1
1
1
1
1
This installation manual refers to following installation parts
Name Q’ty
Connection pipe assembly 1
Connection cord (4-conductor) 1
Wall pipe 1
Decorative tape 1
Vinyl tape 1
Wall cap 1
Saddle 1 set
Drain hose 1
Tapping screws
Sealant
1 set
1
ELECTRICAL REQUIREMENT
Always connect the air conditioner power supply to special branch circuit
with a special switch and receptacle. Do not extend the power cord.
WARNING
Install at a place that can withstand the weight of
the indoor and outdoor units and install positively
so that the units will not topple or fall.
CAUTION
(1) Do not install where there is the danger of
flammable gas leakage.
(2) Do not install near heat sources.
(3) If children under 10 years old may approach the
unit, take preventive measures so that they
cannot reach the unit.
[Indoor unit piping derection]
The piping can be connected in the five derections indicated by 1,2,3,4,5
and 6 in. (Fig. 1). When the piping is connected in derection 2,3,5 and 6
along the piping groove in the side of the base with a hacksaw.
Fig. 1
2 Right outlet
1 Rear outlet
3 Right bottom outlet
6 Left bottom outlet
5 Left outlet
4 Left rear outlet
60 cm or more
25 cm or
more
Fig. 3
50 cm
26.5 cm
Fig. 4
Drain hose
(commercial hose, inside
diameter 16 mm)
Bottom of outside unit
Drain pipe
NOTE:
Do not install the drain pipe and drain hose in areas where
the outside temperature drops to 0°C or below.
Install where drain can be taken directly from the drain
hole at the bottom of the outdoor unit.
If the drain pipe and drain hose are installed, water in
the pipe and hose may freeze and obstruct drainage and
cause outdoor unit trouble.
OUTDOOR UNIT
OUTDOOR UNIT INSTALLATION
Set the unit on a strong stand, such as one made of concrete
blocks to minimize shock and vibration.
Do not set the unit directly on the ground because it will cause trouble.
Connector cover removal
Remove the two mounting screws.
Put your hand on the back side ( mark ) and take out the connector
cover forwards.
Installing the connector cover
(1) After inserting the three front hooks, then insert the rear hook.
(2) Tighten the two mounting screws.
WARNING
(1) Install the unit where it will not be tilted by
more than 5 .
(2) When installing the outdoor unit where it may
exposed to syrong wind, fasten it securely.
Fig. 12
ø5 mm
tapping screw
(special)
(Rear hook)
Connector cover
ø4 mm
skirted screw
Front hook
Always use the screws as shown above.
Do not select the top and bottom screws incorrectly.
ADDITIONAL CHARGE
Refrigerant suitable for a piping length of 7.5 m is charged in the outdor unit
at the factory.
When the piping is longer than 7.5 m additional charging is necessary.
For the additional amount, see the table below.
Table 3
Pipe
length
Additional
refrigerant
Between 7.5 m and 10 m, when using a connection pipe other than that in the
table, charge additional refrigerant with 16 g/1 m as the criteria.
7.5 m 10 m
None
40 g
OUTDOOR UNIT WIRING
(1) Remove the outdoor unit connector cover.
(2) Bend the end of the cord as shown in the figure.
(3) Connect the end of the connection cord fully into the terminal block.
(4) Fasten the sheath with a cord clamp.
(5) Install the control box cover-B.
(6) Install the connector cover.
Fig. 14
CAUTION
(1) When moving and installing the air conditioner,
do not mix gas other than the specified
refrigerant (R22) inside the refrigerant cycle.
(2) When adding refrigerant, add the refrigerant
from the charging port at the completion of
work.
(3) The maximum length of the piping is 10 m. If
the units are further apart than this, correct
operation can not be guaranteed.
(4) After connecting the piping, check the joints for
gas leakage with gas leak detector.
5 mm
Earth
5 mm
12 mm
25 mm
22 mm
screw
NL 3
(Insulator)
AIR PURGE
Close the high pressure side valve of the gauge manifold fully and do not
operate it during the following work.
1. Check if the piping connections are secure.
2.
Check that the stems of 2-way valve 3-way valve are closed
fully.
3.
Connect the gauge manifold servise hose to the charging port of
the 3-way valve(side with the projection for pushing in the valve
core).
4.
Open the low pressure side valve of the gauge manifold fully.
5. Operate the vacuum pump and start pump down.
6.
Slowly loosen the flare nut of the 3-way valve and check if air
enters, then retighten the flare nut.
(When the flare nut is loosened the operating sound of the
vacuum pump changes and the reading of the compound
pressure gauge goes from minus to zero.)
7.
Pump down the system for at least 15 minutes, then check if the
compound pressure gauge reads-100kPa(-76cm Hg,-1 bar).
8.
At the end of pump down, close the low pressure side gauge of
the gauge manifold fully and stop the vacuum pump.
9. Slowly loosen the valve stem of the 3-way valve. When the
compound pressure gauge reading reaches 1-2 kg/cm
the valve stem and disconnect the service hose from the 3-way
valve charging port.
(If the stem of the 3-way valve is opened fully before the service
hose is disconnected, it may be difficult to disconnect the service
hose.)
2
, retighten
10.
Fully open the valve stems of the 2-way valve and 3-way valve using a
hexagon wrench. (After the valve stem begins to turn, turn it with
a torque of less than 2.9N m (30kgf cm) until it stops turning.)
11.
Firmly tighten the 2-way valve and 3-way valve blank cap and the
charging port cap.
Fig. 13
2-way valve
Valve
stem
Charging
port cap
Outdoor unit
Charging port
Service hose
(For a description of how to use the
gauge manifold, refer to the gauge
manifold operation manual.)
Flare nut
Blank
cap
3-way valve
Low
pressure side
valve
Commpound pressure gauge
-100 kPa
-76 cm Hg
-1 bar
Gauge manifold
Pressure
gauge
Service hose
Vacuum pump
High
pressure
side valve
(closed)
Table 2
Tightening torque
Blank cap (2-way valve)
Blank cap (3-way valve)
Charging port cap
19.6 to 24.5 N m (200 to 250 kgf cm)
27.4 to 31.4 N m (280 to 320 kgf cm)
12.3 to 15.7 N m (125 to 160 kgf cm)
Terminal block
Earth screw
Cord clamp
Earth
screw
Connection cord wiring
Run the connection cord to the rear of the outdoor unit within the
range of the arrows shown in the figure.
(To facilitate installation of the connector cover.)
CAUTION
(1) Always connect the connection cord by
matching the indoor unit and outdoor unit
terminal block numbers. Erroneous wiring may
cause sparking.
(2) Securely connect the connection cord to the
terminal block. Imperfect connection may cause
sparking.
(3) Always fasten the sheath of the connector
(4) Always connect the power cord to earth.
(5)
Do not use it for other applications.
(Sheath)
Connection cord
Indoor unit
terminal block
NL 3
Connection cord
Cord clamp
Outdoor unit
terminal block
NL 3
Earth
screw
Fig. 15
Outdoor unit
connection
cord
cord with cord clamps.
The earth screw in the figure is for the
connection cord only.
Installation instruction for the indoor unit are on the back
INDOOR UNIT
S
c
e
.
1. CUTTING THE HOLE IN THE WALL FOR THE CONNECTING PIPING
(1) Cut a 80 mm diameter hole in the wlall at the position shown in (Fig. 5).
(2) When cutting the wall hole at the inside of the wall hook bracket, cutthe
80mm hole within the range of the left and right cennter marks.
When cutting the wall hole at the outside of the wall hook bracket, cut
the hole at least 10 mm below less.
(3) Cut the hole so that the outside end is lower (5 to 10 mm) than the
inside end.
(4) Always align the cennter of the wall hole. If misaligned, water leakage
will occur.
(5) Cut the wall pipe to match the wall thickness, stick it into the accessory
wall cap-B, fasten the cap with vinyl tape, and stick the pipe through the
hole. (The connection pipe is supplied in the installation set.) (Fig. 5)
(6) For left piping and right piping, cut the hole a little lower so that drain
water will flow freely. (Fig. 5)
Fig. 5
Fasten with
vinyl tape
Wall cap-B
2. INSTALLING THE WALL HOOK BRACKET
(1) Install the wall hook bracket so that it is correctly positioned
horizontally and vertically. If the wall hook bracket is tilted, water will
drip to the floor.
(2) Install the wall hook bracket so that it is strong enough to withstand
the weight of an adult.
Before fastening the wall hook bracket to the wall with the
screws, level it by tapping the hook at the center of bracket to the wall
with the handle of a screwdriver.
Fasten the wall hook bracket to the wall with 6 or mors screws
through the holes near the outer edge of the bracket.
Check that there is no rattle at the wall hook bracket.
WARNING
If the wall pipe is not used, the cord interconnecting
the indoor and outdoor units may touch metal and
cause electric leakage.
CAUTION
Install the wall hook bracket horizontally and
perpendicularly.
Fig. 6
3. FORMING THE DRAIN HOSE AND PIPE
[Rear piping, Right piping, Bottom piping]
Install the indoor unit piping in the direction of the wall hole and bind
the drain hose and pipe together with vinyl tape. (Fig. 7)
Install the piping so that the drain hose is at the bottom.
Wrap the pipes of the indoor unit that are visible from the outside
with decorative tape.
[For Left rear piping, Left piping]
Interchange the drain cap and the drain hose.
CAUTION
After removing the drain hose, do not forget to install the
drain cap.
Indoor unit
Drain cap
Insert the drain cap and drain
hose until it butts against the
drain port.
drain hose
Fig. 7
Decorative tape
Right piping
Notch the thin part
of under cover A.
Tapping screw
(big)
Tapped
Hock
Indoor unit drain hose
80 mm dia, hole
10 mm or
more
(Wall pipe)
(Handle of
screwdriver)
Cut off the piping outlet
cutting groove with a
hacksaw, etc.
Bottom piping
(Outside)(Intside)
Wall
Wall hock
bracket
Bind with
vinyl tape
Center mark
5 to 10 mm
low
Wall hock
bracket
Rear piping
indoor unit drain hose (bottom)
Drain cap
Remove the drain cap by
pulling at the projection at the
end of the cap with pliers, etc.
80 mm dia, hole
(Right side hole only,
65 mm diameter hole
is also possible.)
Center notch
String
Pipe (top)
For left outlet
piping, cut off the
piping outlet
cutting groove with
a hacksaw.
LowerLower
10 mm or
more
Hock
Counter
weight
For left piping and left rear piping, align the marks on the wall hook
bracket and shape the connection pipe.
Bend the connection piping at a bend radius of 70 mm or more and
install no more than 35 mm from the wall.
After passing the indoor piping and drain hose though the wall hole,
hang the indoor unit on the hooks at the top and bottom of the wall
hook bracket.
[Installing the indoor unit]
Hang the indoor unit from the hooks at the top of the wall hook bracket.
Insert the spacer, etc. between the indoor unit and the wall hook bracket
and separate the bottom of the indoor unit from the wall.
Indoor unit
Spacer
Wall hook bracket
4. CONNECTING THE PIPING
CONNECTION
(1) Install the outdoor unit wall cap (supplied with the optional installation
set or procured at the side) to the wall pipe.
(2) Conect the outdoor unit and indoor unit piping.
(3) After matching the center of the flare surface and tightening the nut hand
tight, tighten the nut to the specified tightening torque with a torque
wrench. (Tighten the flare nut of the outdoor unit 3-way valve after
air purging.)
FLARING
(1) Cut the connection pipe to the necessary length with a pipe cutter.
(2) Hold the pipe downward so that cuttings will not enter the pipe and
remove the burrs.
(3) Insert the flare nut onto the pipe and flare the pipe with a flaring tool.
L
Table 1 Flare nut tightening torque
Flare nut
6.35 mm dia.
12.7 mm dia.
Check if (L) is flared uniformly and
is not cracked or scratched.
L dimention Thin pipe 1.4 to 1.7 mm
Tightening torque
15.7 to 17.6 N m
(160 to 180 kgf cm)
49.0 to 53.9 N m
(500 to 550 kgf cm)
(6.35 mm dia.)
Thin pipe 1.9 to 2.2 mm
(12.7 mm dia.)
Tightening torque standard
(using a 20 cm wrench)
Wrist strength
Arm strength
5. TEST RUNNING
Perform test operation and check items 1 and 2 at the right.
For the test operation method, refer to the operating manual.
The outdoor unit, may not operate, depending on the room
temperature, In this case, press the test run button on the rear of the
remote control unit while the air conditioner is running, (use a
melallic object to short the two metal contacts under the battery
compartment lid and send the "TEST RUN" signal from the remote
control unit)
To end test operation, press the remote control unit START/STOP
button.
(When the air conditioner is run by pressing the test run button, the
OPERATION indicator lamp and TIMER indicator lamp will
simultaneously flash slowly.)
hort the two metal
ontacts under th
battery comoartmert lid
Fig. 8
Wall hook
blacket
Connection pipe
Connection pipe
Aligh the marks.
Top hook
Indoor unit
(Fitting)
After hooking the indoor unit to the top hook, hook the
fittings of the indoor unit to the two bottom hooks while
lowering the unit and pushing it against the wall.
Connect the indoor unit with the piping (when it comes out from the left, rear left)
INDOOR UNIT
Drain hose
Connection cord
Connection pipe
Torque wrench
Indoor unit pipe
Connect the piping
Wrench (fixed)
Flare nut
Connection pipe
Bottom hooks
To prevent gas leakage,
coat the flare surface
with refrigerator oil.
Wall hook
blacket
1. INDOOR UNIT
(1) Is operation of each button the remote contorol unit normal?
(2) Does each lamp light normally?
(3) Do the air flow-direction louver operate normally?
(4) Is the drain normal?
2. OUTDOOR UNIT
(1) Is there any abnormal noise and vibration during operation?
(2) Will noise, wind, or drain water from the unit disturb the
neighbors?
(3) Is there any gas leakage?
6. INDOOR UNIT WIRING
(1) Remove the cord clamp.
(2) Bend the end of the connection cord as shown in the figure.
(3) Stick the cable mark to the connection cord.
(4) Connect the end of the connection cord fully into the terminal block.
(5) Fasten the connection cord with a cord clamp.
5 mm
22 mm
12 mm
5 mm
25 mm
Connection cord
Fig. 10
Cord clamp
Connection cord
(Equivalent to H07RN-F) 4G × 1.5 mm
CAUTION
(1) Always connect the connection cord by matching the indoor unit and outdoor unit terminal numbers.
Erroneous wiring may cause sparking.
(2) Securely connect the connection cord to the terminal block lmperfect connection may cause sparking.
(3) Always fasten the sheath of the connector cord with cord clamps.
(4) Always connect the power cord to earth.
(5) The earth screw in the figure is for the connection cord only.
Do not use it for other applications.
Indoor unit
terminal block
2
Earth screw
7. FINISHING
(1) Heat insulate the connections between pipes.
For rear, right, and bottom piping, butt the connection piping insulation material against the indoor unit piping and fasten it with
seal A and vinyl tape so there is no gap.
For left and left bottom piping wrap the piping with cloth tape
within the range that encompasses the piping housing section at
the rear of the indoor unit.
(2) Push the bottom of the indoor unit against the wall and hook the two
pawls at the bottom of the indoor unit to the mounting plate hooks.
At this time, check the fllowing:
Are the top and bottom hooks seated positively? Check by moving the indoor unit forward, backward, left and right.
Is the indoor unit installed level and perpendicuar?
For left rear piping, is the drain hose at the bottom of the wall
hole pipe?
(3) Temporarily fasten the connection cable along the connection piping
with vinyl tape and warp decorative tape around the part that is vis-
ible from the body. For right, bottom, and left piping, securely warp
the part coming from the body with decorative tape so that the piping does not swell.
(Overlap warpping of outdoor parts about 1/3 of the width of the tape
from the bottom of the piping so that water will not enter.)
(4) Fasten the connection pipe to the outside wall with a saddle, etc.
(5) Fill the gap between the outside wall pipe hole and the pipe with
sealer so that rain water and wind cannot blow in.
(6) Fasten the drain hose to the outside wall, etc.
Fig. 13
(Saddle)
(Outside wall cap)
Check the following:
Fig. 12
Connection pipe
(heat insulation)
Pipe
Drain hose
Indoor unit pipe
(heat insulation)
Butt connection pipe (heat
insulation) against the indoor
unit pipe (heat insulation) and
wrap with seal A so that there
is no gap.
Cloth tape
Vinyl tape
Wrap with
cloth tape
Left piping
Connection cord
Pipe
For connection from the left rear
Connection pipe Wall pipe
Drain hose
(View from indoors)
Connection cord
BAD BAD BADGOOD
Seal A
Drain hose
8. POWER
WARNING
(1) The rated voltage of this product is 220-230 V AC
50 Hz.
(2) Before turning on the power, check if the voltage
is within the 220 V-10 % to 230 V+10 % range.
(3) Always use a special branch circuit and install a
special receptacle to supply power to the room
air conditioner.
(4) Use a circut breaker and receptacle matched to
the capacity of the air conditioner.
(5) Do not extend the power cord.
(6) Perform wiring work in accordance with
standards so that the air conditioner can be
operated safely and positively.
(7) Install a leakage circuit breaker in accordance
with the related laws and regulations and electric
company standards.
Mounting a photo recovery deodorizing filter
Open the intake grille of the indoor unit and remove the air filter on
the right side.
Insert the edge of the photo recovery deodorizing filter into the hooks
at the bottom of the frame of the photo recovery deodorizing filter at
the rear of the air filter.
METHOD OF INSTALLING THE INTAKE GRILLE
Method of removing intake grille
1
Open the intake grille to a horizontal position.
2
Hold the intake grille with one hand, pull the two knobs on left and
right forward to unlock.
3
Lift the intake grill upward and remove.
Method of installing intake grille
1
Place the intake grille horizontally, insert the installation shaft of the
intake grille to the shaft bearing on the front panel.
Hold the intake grille with one hand, press the knob down to lock.
2
CAUTION
(1) The power source capacity must be the sum of
the air conditioner current and the current of
other electrical appliance. When the current
contracted capacity is insufficient, change the
(2) When the voltage is low and the air conditioner
is difficult to start, contact the power company
the voltage raised.
CUSTOMER GUIDANCE
Explain the following to the customer in accordance with the operating
manual:
(1) Starting and stopping method, operation switching, temperature
adjustment, timer, air flow switching, and other remote control
unit operations.
(2) Air filter removal and cleaning, and how to use the air louvers.
(3) Give the operating and installation manuals to the customer.
Photo recovery deodorizing filter
Hooks at the bottom
Method of removing
the intake grille
intake grille
pull
Knob
lift upward
intake grille
intake grille
installation shaft
press down
Method of installing
the intake grille
shaft
bearing
Knob
(Sealer putty)
Pipe
Wall
(Outdoors)
Drain hose
Saddle
Lifted up
CAUTION
Besides installation, do not remove the intake grille.
Non-removable mechanism is normally used in the intake grille, removing by force when cleaning may lead to damage.
Wave End in water
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