Carrier P5 42XPL036H3P, P5 42XPL030C3P, P5 42XPL030H3P, P5 42XPL036C3P, P5 38XPL030H3 User Manual

- 42XPL030C3P/38XPL030C3

- 42XPL030H3P/38XPL030H3

- 42XPL036C3P/38XPL036C3

- 42XPL036H3P/38XPL036H3

Thank you for selecting Carrier!

You can be justifiably proud of your purchase because the same pride
in craftsmanship and engineering know-how that goes into Carrier equip­ment for cooling the Astrodome sports complex in Texas, the United
States Capitol’s Halls of Congress and countless other installations world­wide have been built into your unit.

One of the pleasant benefits awaiting you with room air conditioning is
that in addition to being cooled, the room air is filtered and dehumidified.
This manual is designed to help you be familiar with the many comforts
and technological features your unit offers.
Moreover, it contains vital information about maintenance, service and
economical operation. Take the next few minutes to discover for yourself
how to get the most in personal comfort and economical operation from
your new Carrier room air conditioner.

CONTENTS

PRECAUTIONS 2

OWNER’S MANUAL

BEFORE OPERATION 5

UNIT OPERATION 9

GENERAL OPERATION

AUTOMATIC OPERATION(For Heat Pump Model)

TIMER OPERATION

COMBINATION OF ON, OFF AND DAILY TIMER

SLEEP TIMER

DISCHARGE AIR LOUVER CONTROL

AIR CLEANING OPERATION

CARE AND MAINTENANCE 17

POINTS TO NOTE

CLEANING THE FILTERS AND FRONT PANEL

CLEANING THE MAIN UNIT

AFTER-SEASON CARE

INSTALLATION MANUAL

STANDARD INSTALLATION ACCESSORIES 20

CHOOSING THE UNIT LOCATION 21

INDOOR UNIT

OUTDOOR UNIT

INSTALLATION TIPS 22

INDOOR UNIT INSTALLATION 23

INSTALLING THE WALL HANG BRACKET

MAKING THE WALL PENETRATION FOR THE INTERCONNECTING PIPING

INDOOR UNIT WIRING

FORMING THE DRAIN HOSE AND REFRIGERANT PIPING

INSTALLING THE INDOOR UNIT BODY TO THE WALL HANG BRACKET

CONNECTING THE PIPING 28

CONNECTING PIPE TO THE INDOOR UNIT

CONNECTING THE INTERCONNECTING PIPE TO THE OUTDOOR UNIT VALVE

AIR PURGE 29

USING THE VACUUM PUMP

GAS LEAK CHECK 30

FINISHING 30

OUTDOOR UNIT WIRING 31

ELECTRICAL CONNECTION 32

CONNECTING THE POWER SUPPLY 32

TEST RUNNING 33

HIGH PRESSURE CONTROL 33

CONFIGURATION 34

PUMP DOWN 35

TROUBLESHOOTING 36

PRECAUTIONS

SAFETY CONSIDERATIONS

Installation and servicing of air conditioning equipment can be hazardous due to
system pressure and electric components. Only trained and qualified service per­sonnel should install, repair or service air conditioning equipment.
Untrained personnel can perform basic maintenance functions of cleaning coils
and filters, and replacing filters. And untrained personnel don’t include children
and persons who with reduced physical sensory or mental capabilities, or lack
of experience and knowledge. They should have been given supervision or
instruction concerning use of the appliance by person responsible for their safety.
All other operations should be performed by trained service personnel. When
working on air conditioning equipment, observe precautions in the literature, tags
and labels attached to the unit and other safety precautions that may apply.

all safety codes. Wear glasses and work gloves. Use a quenching cloth for

Follow
brazing and detaching brazed connections. Have a fire extinguisher available for
all brazing operations.

WARNING

• Do not install by connecting them to other indoor or outdoor units without
consulting a Carrier or other competent air conditioning engineers.
Mismatching of the units and incompatibility between control devices in
the two units could lead to damage of both unit and voiding of the Carrier
warranty.
Carrier declines any responsibility, and warranty shall be void if these
installation instructions are not observed or if change are made to the
electrical connections.Contact your Carrier distributor if you need futher
help.

• Before performing service or main
off the main power switches and breaker of the unit. Electric shock may
cause personal injury. “If the supply cord is damaged. It must be replaced
with a same size BS approved cord or contact Carrier distributor to
arrange for replacement.”

tenance operations on the system, turn

CAUTION

TO DISCONNECT THE APPLIANCE FROM THE MAIN SUPPLY.
This appliance must be connected to the main by means of a circuit
breaker or a switch with a contact separation of at least 3 min.
Check that all current national safety code requirements have been fol­lowed for the installaltion. In particular ensure that a properly sized and
connected ground wire is in place.

WARNING

Do not switch off the split system by disconnecting the electric power
supply. The unit must always be switched off using the remote control.

WARNING

Check that the impedance of the mains power supply is inconformance
with the unit power input indicated in the electric data table, on page 32.

CAUTION

The mains supply must be connected to the outdoor unit.

2

2

PRECAUTIONS

WARNING

To avoid the risk of serious electric shock,
never splash the indoor and the outdoor
unit with water.

Do not use flammable sprays near the unit.
The unit can be damaged by gasoline,
benzene, thinner,
insecticide and other chemical agents.

Do not put hands or objects into
the discharge grille of outdoor unit.
This unit has a fan running at high speed.
It is very dangerous to touch the fan.

Use the correct voltage.
Using voltage other than specified will
damage the unit.

Use only fuses of the proper amperage.

Do not obstruct the front of the discharge
grille of both units.
This will block air flow, reduce the cooling
effect and may result in unit malfunction.

Keep heat sources away from the unit,
high temperature can cause damage.

Do not use circuit breaker as a means
of turning off the unit.
The unit must always be switched off
using remote control.

In summer, if possible, prevent direct
sunlight from entering the room;
draw curtains or blinds.

3

PRECAUTIONS

Standard Safety Instructions for Air-Conditioning Units

The air conditioner is not intended for use by young
children or special needs persons without supervision
by a person that is responsible for their safety.

Wiring connections must be secured tightly and the
cable should be routed properly to avoid the risk

Do not place the power cord near the heater

Do not touch the unit with a wet hand , there is a risk of
Electric Shock

Two or more people should lift and transport the product
and use proper Safety precautions while lifting the
product to avoid personal injury.

Young children should be supervised to ensure that they
do not play with the air conditioner.

Don’t use a damaged power cord , or loose socket as it
may cause fire or electrical shock

Install the panel and cover the control box securely

Do not place anything on the power cable , there is a
risk of fire and Electric shock

Always check for gas leakage after installation or repair
of product

4

BEFORE OPERATION

Indoor Unit Display

Ioniser(Left) light : illuminated during Ioniser activated.
Timer(Middle) light : illuminated during timer mode.

Power(Right) light : illuminated during operation.

EMER. button

Test Operation

This operation is used for checking after unit installation.

• Press the EMER. button continuously during 5~10sec. And then unit will be
operated as test mode.

• Press the EMER. button once more after checking to activate the remote
control. If there is any input signal ( remote control signal or EMER. button
press ) during test operation, the TEST mode will change to the input
signal mode.

• The setting conditions of the test operation are as follows:

- Operation mode : COOL - Fan speed : HIGH

- Timer mode : Disable - Discharge air direction : SWING

Emergency Operation

When the remote control is lost, damaged or the battery is discharged, the EMER. button can be used to run the unit.

• Press the EMER. button once briefly at the off mode condition shorter than for 5 sec.

- According to the room temperature, the unit operates the Cool mode in cool only model and the Auto mode
in Heat pump model.

• If you want to stop the emergency operation, push the EMER. button again or operate the remote control.

• The setting conditions of emergency operation are as follows:

Model Operation Preset mode Fan speed

Cooling

only

Heat

Pump

COOL 24°C AUTO Disable Horizontal

AUTO 25°C AUTO Disable

Timer mode
temperature

Discharge air direction

Preset location according
to ‘Cool’ or ‘Heat’ mode

EMER.

• EMER. button :

Can be used when the remote
control is lost or inoperative.

button

5

BEFORE OPERATION

Replacing Batteries

Remove the cover of the battery compartment at the back

1

of the remote control by sliding it out in the direction of the arrow.

Remove the used batteries and insert new batteries. The remote

2

control uses two batteries.(1.5V(L)R03x2)

3

Press reset button with a sharp object if the remote control is not
operating properly or after replacing the batteries.

Setting Current Time and Reset

4

With the remote control On or OFF,
5 seconds

5

The current hour figure flashes.Press either button or to
set the current hour. Press button
set them.

For this setting always use either button or .

6

7

Once the current time is set, press button

press button for more than

to move to minutes and

to confirm it.

NOTE

• Changing batteries should be done after turning off the unit.

6

BEFORE OPERATION

Matching Address between Indoor Unit and Remote Control

When two units are used in the same room, you can match the address of
the remote control to that of the unit.

Indoor Unit

Refer the page 35.

Remote control

Refer the page 34.

NOTE

• This function must only be performed by qualified service personnel.

Signal Receiving

Use the remote control where its signals can reach the receiver of the air
conditioner. (A distance of 5m is allowed)

• You can hear a beep from the unit which indicates that the signal is received.

CAUTION

• The air conditioner will not operate if curtained, doors or other
materials block the signals from the remote control to the unit.

• If the infrared signal receiver on the unit is exposed to direct sunlight, the air
conditioner may not work properly. Draw the curtains to avoid direct sunlight.

• A mounting bracket for the remote control is supplied with the unit.

Install the mounting bracket on the wall where the remote signal
can be easily received from the remote.

5m maximum

• If the room using the air conditioner has florescent lighting with

electronic starter, signals may not be properly received. If you are
planning to use such fluorescent lamps, consult your local dealer.

7

BEFORE OPERATION

Remote Control Display

1

2

4

6

10

12

15 16 14

3

5

7

8

9

11

17

13

1. Operating mode (from left to right):

• Ventilation (fan only)

• Heating (heat pump models only)

• Automatic (heat pump models only)

• Cooling and dehumidification

• Dehumidification only

2. Signal transmission symbol

3. Temperature selected

4. Address selector

5. Temperature unit of measurement (°C or °F)

6. Unit configuration

7. Batteries exhausted indicator

8. Vertical louver swing indicator

9. Louvre positioning (Flap)

10. Fan speed

11. Turbo mode

12. ON timer selected

13. Night timer active

14. DAILY timer active (Everyday)

15. ON timer, OFF timer and current time

16. OFF timer selected

17. Ioniser active

8

UNIT OPERATION

GENERAL OPERATION

PROCEDURE

ON/OFF button .........................................................................................................................

1

Press this button and the COOL (AUTO for Heat Pump Model) operation is indicated.

• A receiving beep is heard.

• The green UNIT ON lamp of the indoor unit display illuminates.

MODE button.............................................................................................................................

2

Press this button to select the desired operation.

3

FAN SPEED button..................................................................................................................

Press this button to select the desired fan speed.

2

4

1
7
8

3
6
5

TEMP.( ) button ...............................................................................................................

4

Press these buttons to set the desired temperature.

5

HORIZONTAL LOUVER button.......................................................................................

Press this button to control the desired air flow direction up and down.

VERTICAL LOUVER button ..............................................................................................

6

Press this button to control the desired air flow direction to the left and right side.

7

ON/OFF button

Press this button to stop the unit operation.

• A receiving beep is heard.

• The UNIT ON lamp is extinguished.

8

TURBO MODE button .........................................................................................................

Press this button to quickly cool down the indoor temperature.

NOTE

• Dry operation eliminates moisture economically by operating the compressor,
indoor and outdoor fan motor intermittently, so that the room temperature
is maintained at the set temperature.

.........................................................................................................................

9

UNIT OPERATION

AUTOMATIC OPERATION (For Heat Pump Model)

Automatic operation means that the air conditioner operates automatically by selecting the COOL or HEAT mode and automatically changes the fan speed
according to the indoor condition to keep the room temperature comfortable.

PROCEDURE

ON/OFF button .......................................................................................................................................................

1

Press this button and the unit starts AUTO operation.

MODE button...........................................................................................................................................................

2

If the unit is operating in another mode, press the MODE botton to select Auto.

3

TEMP.( ) button .............................................................................................................................................

Set the desired temperature using the remote control buttons. At the start of the AUTO operation,
the temperature is set at 25°c and it is functional with in the total temperature range.

HORIZONTAL LOUVER button.....................................................................................................................

4

Press this button to control the desired air flow direction up and down.

5

VERTICAL LOUVER button ............................................................................................................................

Press this button to control the desired air flow direction to the left and right side.

FAN button ...............................................................................................................................................................

6

Set the desired fan speed. At start up, fan speed is set to AUTO.

7

ON/OFF button .......................................................................................................................................................

Press this button again to stop operation.

8

TURBO MODE button ......................................................................................................................................

Press this button to quickly cool down and heat up indoor temperature.

NOTE

• When the room temperature is between 21°c ~ 29°c.

- If the room temperature is lower 1°c or more than the set temperature : HEAT mode will be operated.

- If the room temperature is higher1°c or more than the set temperature : COOL mode will be operated.

• When the room temperature is lower than 21°c or higher than 29°c, the operation mode is restricted
regardless of the set temperature.

- If the room temperature is lower than 21°c then only the heating mode is allowed.

- If the room temperature is higher than 29°c then only the cooling mode is allowed.

• The Auto operation is not suitable for the application to the computer room or some food/wine stock storage.

10

2

3

1
7
8

6
5

4