Mitsubishi Heavy Industries RC-EX3A Manual de usuario

REMOTE CONTROL RC-EX3A

USER'S MANUAL

Thank you very much for your purchasing the REMOTE CONTROL for our

packaged air conditioner.

This user's manual describes cautions for safety. Please read this manual carefully before use in order to operate the unit properly.

Keep this manual, after reading, at a safe place where you can consult it whenever it is necessary.

When the ownership of the unit is changed, please be sure to transfer this manual and the “Installation Manual”to a new owner.

It is not recommended for a user to install or move the unit by the user's own discretion. (Safety or functions may not be assured.)

PJZ012A176

201806

ORIGINAL INSTRUCTIONS

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Contents

1. Before you use ………………………2

　Safety precautions ………………………………… 2

　Precautions for waste disposal …………………… 3

　Unit specications ………………………………… 3

　Names and functions of sections on the R/C………… 4

　Menu item ………………………………………… 6

2. Menu items ……………………………8

　Run ……………………………………………… 8

　Stop ……………………………………………… 8

　Change operation mode …………………………… 9

　Change set temp ………………………………… 9

　Change ap direction ……………………………… 10

　Change the fan speed …………………………… 13

　F1/F2 switch operation …………………………… 13

　Anti draft ON/OFF operation ……………………… 14

　High power operation ……………………………… 15

　Energy-saving operation …………………………… 16

3. Quick reference of menu items …17

　Quick reference of menu items …………………… 17

　Restrictions on the sub R/C………………………… 19

　Operations on menu screens ……………………… 20

　Cautions for each setting screen …………………… 21

4. Settings and operations ………… 22

　Energy-saving setting ……………………………… 22

　Individual ap control ……………………………… 28

　Anti draft setting …………………………………… 32

　Ventilation operation ……………………………… 34

　Initial settings……………………………………… 35

　Timer …………………………………………… 39

　Weekly timer ……………………………………… 44

　Home leave mode ………………………………… 48

　Registering favorite settings ……………………… 51

　Favorite setting operation ………………………… 52

　Administrator settings ……………………………… 53

　Silent mode control………………………………… 66

　Select the language ……………………………… 67

　Filter sign reset …………………………………… 68

5. Maintenance of unit and LCD…… 69

　Maintenance of unit and LCD ……………………… 69

6. Useful information………………… 70

　Contact company & Error display…………………… 70

7. Notice of inspection date………… 71

8. Message display ………………… 71

9. After-sale service ………………… 75

Please turn on the power switch 6 hours before

operation to protect the air conditioner (the crank case

heater is conducted and the compressor is heated).

Also, be sure not to turn off the power switch (the

crank case heater is conducted and the compressor

is heated during stop of the compressor. It protect the

fault of the compressor caused by liquid refrigerant

stagnation).

Note

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1. Before you use

Safety precautions

●Please read the precautions written here carefully to operate the unit properly.

You are required to observe these fully because every item of these instructions is important for safety.

WARNING Failure to follow these instructions may result in serious consequences

such as death, severe injury, etc.

CAUTION

Failure to follow these instructions may cause injury, property damage or, serious

consequences depending on.

●The following pictograms are used in the text.

Never do. Always follow the instructions given.

Absolutely keep water away. Absolutely keep wet hands away.

●Keep this manual at a safe place where you can consult with whenever necessary. Show this

manual to installers when moving or repairing the unit. When the ownership of the unit is

transferred, this manual should be given to a new owner.

●Electrical wiring work must be implemented only by qualiﬁed specialists.

WARNING

Consult your dealer or a professional contractor to install the unit.

Improper installation made on your own may cause electric shocks, re or dropping of the unit.

Consult your dealer when moving, disassembling or repairing the unit.

Never modify the unit.

Improper handling may result in injury, electric shocks, re, etc.

Avoid using combustible substances (hair spray, insecticide, etc)

near the unit.

Do not use benzene or paint thinner to clean the unit.

It could cause cracks, electric shocks or re.

Stop operation under abnormal situation.

If continued, it could result in break-down, electric shocks, re, etc.

If any abnormal condition (burnt odor etc.) occurs, stop operation, turn off the power

switch and consult your dealer.

This appliance can be used by children aged from 8 years and above

and persons with reduced physical, sensory or mental capabilities or

lack of experience and knowledge if they have been given supervision

or instruction concerning use of the appliance in a safe way and

understand the hazards involved.

CAUTION

Do not use or let use the unit or remote control as play equipment.

Improper operations could cause ill health or health disorder.

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Unit speciﬁcations

Precautions for waste disposal

Your Air Conditioning product may be marked with this symbol. It means that waste electrical and

electronic equipment (WEEE as in directive 2012/19/EU) should not be mixed with general

household waste. Air conditioners should be treated at an authorized treatment facility for re-use,

recycling and recovery and not be disposed of in the municipal waste stream. Please contact the installer

or local authority for more information.

Never disassemble the remote control.

If you touch internal parts accidentally, you could get electric shocks or cause trouble.

Consult your dealer when it is necessary to inspect its interior.

Do not wash the remote control with water or liquid.

It could cause electric shocks, re or break-down.

Do not touch electric parts or operate buttons or screens with wet hands.

It could cause electric shocks, re or break-down.

Do not dispose the remote control by yourself.

It could destruct the environment. Ask your dealer when it is necessary to dispose the

remote control.

Note

The remote control should not be installed where it is exposed to

direct sunlight or the ambient temperatures become higher than 40°C

or lower than 0°C.

It could cause deformation, discoloration or break-down.

Do not use benzene, paint thinner, wipes etc. to clean the remote control.

It could discolor or break-down the remote control. Wipe it with a piece of cloth which is

squeezed tightly after wetting with diluted neutral detergent. Finish up the cleaning by

wiping with a piece of dry cloth.

Do not pull or twist the cable of the remote control.

It could cause break-down.

Do not tap the remote control buttons or screen with pointed objects.

It could damage or cause break-down.

Item Description

Product dimensions 120 (W) x 120 (H) x 19 (D) mm (not including protruded section)

Weight 0.20 kg

Power supply DC 18 V

Power consumption 0.6 W

Usage environment Temperature: 0 to 40 °C

Material Casing: ABS

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①Run/Stop switch

　One push on the button starts operation and another

push stops operation. (☞page 8)

②F1 switch ③F2 switch

　This switch starts operation that is set in F1/F2

function setting (☞page 65).

(☞page 13)

④Operation lamp

　This lamp lights in green (yellow-green) during

operation. It changes to red (orange) if any error

occurs.

Operation lamp luminance can be changed.

　(☞page 39)

⑤LCD (With backlight)

　A tap on the LCD lights the backlight.

　The backlight turns off automatically if there is no

operation for certain period of time.

　Lighting period of the backlight lighting can be

changed. (☞page 38)

　If the backlight is ON setting, when the screen is

tapped while the backlight is turned off, the backlight

only is turned on. (Operations with switches ①, ②

and ③are excluded.)

⑥USB port

　USB connector (mini-B) allows connecting to a

personal computer.

　For operating methods, refer to the instruction

manual attached to the software for personal

computer (remote control utility software).

Touch panel system, which is operated by tapping the LCD screen with a nger, is employed for any operations other

than the ①Run/Stop, ②F1 ③F2 switches.

⑤LCD (With backlight)

Names and functions of sections on the R/C (Operating section)

③F2 switch

④Operation lamp

⑥USB port (mini-B)

①Run/Stop switch

②F1 switch

Note

・When connecting to a personal computer, do not connect

simultaneously with other USB devices.

Please be sure to connect to the computer directly, without going

through a hub, etc.

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①Clock, Room name display

　Displays the current time (☞page35) and the room

name (☞page 60).

②Icon display

　Each icon is displayed when one of following settings is

going on.

When the demand

control is effective.

When setting is made

from the sub R/C.

(☞page 19)

When the

central control (Optional) is

running.

When the periodical

inspection is necessary.

(☞page 71)

During the ventilation

operation.

(☞page 34)

When ”lter sign” is up.

(☞

page

68)

When the Permission/

Prohibition setting is made.

(☞page 54)

When the peak-cut

timer is set.

(☞page 23)

When the weekly

timer is set.

(☞page 44)

③Menu button

　When setting or changing other than the following ④-⑧,

tap the menu button. Then menu items are displayed, select

one and set.

④

Change operation mode button

(☞page 9)

　Displays the operation mode which is selected currently.

Tap this button to change the operation mode.

⑤Change set temp button (☞page 9)

　Displays the temperature which is set currently. Tap this

button to change the set temperature.

⑥ Change ﬂap direction button (☞page 10)

　 Displays the ap direction which is selected currently.

When the 3D auto ow operation is enabled, 3D auto

display will appear. Tap this button to change the ap

direction.

⑦Change the fan speed button (☞page 13)

　Displays the fan speed which is selected currently. Tap this

button to change the fan speed.

⑧Timer button (☞page 39)

　 Displays simplied contents of the timer which is set

currently.

　(When two or more timers are set, contents of the timer

which will be operated immediately after is displayed.)

　Tap this button to set the timer.

⑨Select the language button

　Select a language to be displayed on the R/C.

⑩Message display

　Status of air conditioner operation and messages of the

R/C operations etc. are displayed.

⑪F1 ，F2 switch function Display

　Displays the function that is set for each F1 ，F2

switch.

　The function for these switches can be changed in F1/F2

function setting (☞page 65)

＊All icons are shown for the sake of explanation.

Names and functions of sections on the R/C (Display)

⑪F1 ，F2 switch

function display

①Clock, Room name display

④Change operation

mode button

TOP screen

⑧Timer button

②Icon display

③Menu button

⑤Change set temp

button

⑥ Change ﬂap

direction button

⑦Change the fan

speed button

⑨Select the

language button

⑩Message display

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Menu item

Main menu

Run ………………………………………………………………………………………… 8

Stop………………………………………………………………………………………… 8

Change operation mode ………………………………………………………………… 9

Change set temp ………………………………………………………………………… 9

Change ap direction …………………………………………………………………… 10

Change the fan speed …………………………………………………………………… 13

F1, F2 switch operation…………………………………………………………………… 13

Anti draft ON/OFF operation …………………………………………………………… 14

High power operation …………………………………………………………………… 15

Energy-saving operation ………………………………………………………………… 16

Silent mode control ……………………………………………………………………… 66

Individual ap control……………………………………………………………………… 28

Anti draft setting…………………………………………………………………………… 32

Timer ……………………………………………………………………………………… 39

Set ON timer by hour …………………………………………………… 41

Set OFF timer by hour ………………………………………………… 42

Set ON timer by clock …………………………………………………… 43

Set OFF timer by clock ………………………………………………… 43

Conrm…………………………………………………………………… 44

Favorite setting …………………………………………………………………………… 51

Weekly timer ……………………………………………………………………………… 44

Home leave mode ………………………………………………………………………… 48

External ventilation ……………………………………………………………………… 34

Select the language ……………………………………………………………………… 67

Silent mode control ……………………………………………………………………… 66

Sleep timer ………………………………………………………………………………… 22

Peak-cut timer …………………………………………………………………………… 23

Automatic temp set back ………………………………………………………………… 26

Motion sensor control …………………………………………………………………… 27

Filter sign reset …………………………………………………………………………… 68

Initial settings ……………………………………………………………………………… 35

Clock setting …………………………………………………………… 35

Date & time display ……………………………………………………… 36

Summer time …………………………………………………………… 37

Contrast ………………………………………………………………… 37

Backlight ………………………………………………………………… 38

Controller sound ………………………………………………………… 38

Operation lamp luminance ……………………………………………… 39

Administrator settings …………………………………………………………………… 53

Permission/Prohibition setting ………………………………………… 54

Outdoor unit silent mode timer ………………………………………… 55

Setting temp range ……………………………………………………… 56

Temp increment setting ………………………………………………… 58

Set temp display ………………………………………………………… 58

R/C display setting ……………………………………………………… 59

Change administrator password ……………………………………… 64

F1/F2 function setting …………………………………………………… 65

Basic operation

Useful functions

Energy-saving setting

Filter

User setting

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Main menu

Installation settings

Installation date ………………………………………………………… 26

Company information …………………………………………………… 26

Test run …………………………………………………………………… 26

Static pressure adjustment……………………………………………… 26

Change auto-address …………………………………………………… 26

Address setting of main IU ……………………………………………… 26

IU back-up function ……………………………………………………… 26

Motion sensor setting …………………………………………………… 26

R/C function settings

Main/Sub of R/C ………………………………………………………… 26

Return air temp ………………………………………………………… 26

R/C sensor ……………………………………………………………… 26

R/C sensor adjustment ………………………………………………… 26

Operation mode ………………………………………………………… 26

ºC / ºF …………………………………………………………………… 26

Fan speed ……………………………………………………………… 26

External input …………………………………………………………… 26

Upper/lower ap control ………………………………………………… 26

Left/right ap control …………………………………………………… 26

Ventilation setting ……………………………………………………… 26

Auto-restart ……………………………………………………………… 26

Auto temp setting ……………………………………………………… 26

Auto fan speed ………………………………………………………… 26

IU settings

Fan speed setting ……………………………………………………… 26

Filter sign ………………………………………………………………… 26

External input 1 ………………………………………………………… 26

External input 1 signal…………………………………………………… 26

External input 2 ………………………………………………………… 26

External input 2 signal…………………………………………………… 26

Heating thermo-OFF temp adjustment ……………………………………………… 26

Return temperature adjustment………………………………………… 26

Fan control in cooling thermo-OFF

……………………………………… 26

Fan control in heating thermo-OFF

……………………………………… 26

Anti-frost temp …………………………………………………………… 26

Anti-frost control ………………………………………………………… 26

Drain pump operation …………………………………………………… 26

Keep fan operating after cooling is stopped ……………………………………………………26

Keep fan operating after heating is stopped

……………………………………… 26

Intermittent fan operation in heating

……………………………………… 26

Fan circulator operation ………………………………………………… 26

Control pressure adjust ………………………………………………… 26

Auto operation mode …………………………………………………… 26

Thermo. rule setting …………………………………………………… 26

Auto fan speed control ………………………………………………… 26

IU overload alarm ……………………………………………………… 26

External output setting ………………………………………………… 26

Service & Maintenance

IU address ……………………………………………………………… 26

Next service date………………………………………………………… 26

Operation data…………………………………………………………… 26

Error display……………………………………………………………… 26

Saving IU settings ……………………………………………………… 26

Special settings ………………………………………………………… 26

Indoor unit capacity display …………………………………………… 26

Contact company ………………………………………………………………………… 70

Service setting

Contact company

Please refer to the

installation manual.

Please refer to the

installation manual.

Please refer to the

installation manual.

Please refer to the

installation manual.

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Push the Run/Stop switch.

Operation lamp (green) lights and operation starts.

When the operation stops, all operation buttons on the screen turn off.

When the set lighting time of backlight (☞page38) is counted up, the

backlight turns off.

When the screen is tapped, the backlight lights, and all operation buttons

are displayed.

2. Menu items

Note

・Do not shut down the power supply immediately after the stop of operation.

It should be waited for more than 5 minutes till the residual operation time of drain motor

is counted up. Otherwise, it could cause water leakage or breakdown.

・A message “Invalid request”may be displayed when a button is pushed. This is not a fault but it is because the button operation is set to

the “Disable”. (☞page 54)

・The unit starts to operate initially with the following settings after the power on. These settings can be changed as desired.

Central control …… OFF

Operation mode …… With auto mode: Auto cooling

…… Without auto mode: Cooling

Set temp …… 23.0°C

Fan speed …… 3-speed

Flap direction …… When cooling: position 2, when heating: position 3 (☞page 10)

＊When an FDK with a left/right ap is connected, left/right ap direction: center, 3D AUTO: disabled

・In the following cases, a message “Operation mode is invalid.”is displayed and it changes to the fan operation, because operation

modes are not matched.

①When Heating (including auto heating) is selected for Operation mode while using an OU for cooling only.

②When Heating is selected for Operation mode while controlling multiple units including units allowed for both cooling and heating and units

for cooling only.

③When different operation modes are selected between IUs which are connected to a OU that do not allow mixed operation of cooling

and heating.

Advice

Press the Run/Stop switch while the unit is in operation.

The operation lamp turns off and the operation stops.

Stop

Run

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