Friedrich MM18YJ Mode d'emploi

Models

Indoor Unit

Outdoor Unit

MWM18Y3J MWM

24Y3J

MRM18Y3J MRM24Y3J

960-910-06

This appliance is not intended for use by persons (including children) with reduced

physical,

sensory

or mental capabilities or lack of experience and knowledge, un-

less they have been given supervision or instruction concerning use of the appli-

ance by a person responsible for their safety.

Children should be supervised to ensure they are away from the appliance.

Do not dispose this product as unsorted municipal waste. Collection of

such waste separately for special treatment is necessary.

Content

Operation Notices

Precautions............................................................................................................1

Parts name ............................................................................................................2

Remote Screen Operation Guide

Buttons on remote controller .................................................................................3

Introduction for icons on display screen ................................................................3

Introduction for buttons on remote controller .........................................................4

Function introduction for combination buttons .......................................................7

Operation guide .....................................................................................................8

Replacement of batteries in remote controller .......................................................8

Emergency operation ............................................................................................9

Maintenance

Clean and maintenance.........................................................................................9

Trouble Shooting

Basic Trouble shooting ........................................................................................12

Installation Notice

Installation dimension diagram ............................................................................16

Tools for installation .............................................................................................17

Selection of installation location ..........................................................................17

Requirements for electric connection ..................................................................18

Installation

Installation of indoor unit......................................................................................19

Installation of outdoor unit ...................................................................................24

Vacuum pumping .................................................................................................29

Leakage detection ...............................................................................................28

Check after installation ........................................................................................30

Test and operation

Test operation ......................................................................................................30

Attachment

Pipe expanding method .......................................................................................31

1

Precautions

Warning

● Do not connect air conditioner to multi-purpose socket.Otherwise, it may

cause fire hazard

● Disconnect power supply when cleaning air conditioner. Otherwise, it may

cause electric shock.

● Do not spray water on indoor unit. It may cause electric shock or malfunction.

● Do not spill or submerge remote controller in liquids, remote may

malfunction or no longer operate.

● Do not repair air conditioner by yourself. It may cause electric shock or

damage. Please contact dealer when you need to repair air conditioner.

● Do not block air outlet or air inlet. It may cause malfunction.

●

If you need to relocation of air conditioner is required please contact

licensed authorize service or contact dealer for more information. Otherwise

personal injury or damage can occur.

● Do not step on top panel of outdoor unit, or put heavy objects. It may cause

damage or personal injury.

● Do not extend fingers or objects into air inlet or air outlet. It may caus

personal injury or damage.

● Air Conditioner should be properly grounded. Incorrect grounding may cause

electricshock.

●

Do install the diconnect. If not, it may cause malfunction.

● Installation and maintenance must be performed by qualified professionals

Otherwise, it may cause personal injury or damage.

Working temperature range

Indoor side DB/WB(°F/℃) Outdoor side DB/WB(°F/℃)

Maximum cooling 89.6/73.4(32/23) 109.4/78.8(43/26)

Maximum heating 80.6/-(27/-) 75.2/64.4(24/18)

Indoor side DB/WB(°F/℃) Outdoor side DB/WB(°F/℃)

Maximum cooling 89.6/73.4(32/23) 115/78.8(46/26)

Maximum heating 80.6/-(27/-) 75.2/64.4(24/18)

The operating temperature range (outdoor temperature) for cooling only unit is

5°F(-15°C) ~ 118°F(48℃) ; for heat pump unit is -4°F(-20℃) ~ 75°F(24℃) .

The operating temperature range (outdoor temperature) for cooling only unit is

5°F(-15℃) ~ 115°F(46℃ ); for heat pump unit is 19°F(-7℃) ~ 75°F(24℃ ).

MM24YJ

MM18YJ

2

Parts name

Indoor Unit

Outdoor Unit

air inlet

panel

filte

horizontal louver

air outlet

heating indicator

temp. indicator

cooling indicator

power indicator

receiver window

aux.button

drying indicator

display

remote control

air inlet

handle

air outlet

Notice:

Actual product may be different from above graphics, please refer to actual

products.

MODE

(AUTO/COOL/DRY/FAN/HEAT).

setting.

: Press to decrease temperature

setting.

FAN

Press it set swing angle.

TIMER ON

CLOCK

TEMP

TIMER OFF

Press

to set auto-off timer

TURBO

SLEEP

LIGHT

Press it to set auto-on timer.

Press to set clock.

1

6

7

5

3

2

4

11

10

14

9

12

13

15

Operation of Remote Controller

3

9

10

13

12

5

4

11

8

7

2

1

6

8

Press to turn on/off the light.

Press to start or stop operation.

: Press to increase temperature

Press to set fan speed.

Press to select operation mode

SENSOR

AIR SWEEP

EXTEND

AUTO

15

14

START / STOP

3

DIGITAL display:

This area will show the set tempe-

rature.

LOCK icon:

is displayed by pressing "+"

and “-” buttons simultaneously. Press

them again to clear the display.

LIGHT icon:

is displayed by pressing the

LIGHT button. Press LIGHT button

again to clear the display.

22

MODE icon:

If MODE button is pressed,

current operation mode icon

(AUTO), ( COOL),

(DRY), (FAN) or (HEAT

only for heat pump models) will show.

18

is displayed when pressing

display.

After pressing TIMER button, ON or

OFF will blink.This area will show

the set time.

SET TIME display:

Pressing TEMP button,

(set temperature),

ambient temperature)

(outdoor ambient temperature)

and blank is displayed circularly.

(indoor

TEMP icon:

SLEEP icon :

is displayed by pressing

the SLEEP button. Press this

button again to clear the display.

19

is displayed when pressing the

nottub siht sserP.nottub OBRUT

again to clear the display.

TURBO icon:

Operation of Remote Controller

icon:

AIR SWEEP

16

17

21

20

23

24

16

1

7

18

19

20

21

22

23

24

the

button.

AIR SWEEP

Press this button again to clear the

27

26

25

4

is displayed when pressing the

again to clear the display.

Press FAN button to select the

desired fan speed setting (AUTO-

Low-Med-High).Your selection will

be displayed in the LCD windows,

except the AUTO fan speed.

FAN SPEED display:

is displayed when pressing the

to clear the display.

Operation of Remote Controller

icon:

SENSOR

icon:

EXTEND

button. Press this button

26

25

27

16

1

7

18

19

20

21

22

23

24

27

26

25

5

SENSOR

button. Press this button

again

Pressing CLOCK button,

blinks. Within 5 seconds , pressing + or - button adjusts the

CLOCK :

present time. Holding down either button above 2 seconds increases or decreases the

time by 1 minute every 0.5 second and then by 10 minutes every 0.5 second. During

blinking after setting, press CLOCK button again to confirm the setting, and then

will

be constantly displayed.

7

Remote Controller Description

:

This button is used for setting Fan Speed in the sequence that goes from AUTO,

to

then back to Auto.

,

FAN

:

6

MODE :

5

Each time you press this button, a mode is selected in a sequence that goes from AUTO,

COOL,DRY, FAN,and HEAT

*

, as the following:

AUTO

COOL

DRY

FAN HEAT

*

*Note: Only for models with heating

function.

After energization, AUTO mode is defaulted. In AUTO mode, the set temperature will not

be displayed on the LCD, and the unit will automatically select the suitable operation

mode in accordance with the room temperature to make indoor room comfortable.

1

3

2

4

Press this button to turn on the unit .Press this button again to turn off the unit.

Press this button to decrease set temperature. Hold it down for 2 seconds or more

to rapidly decrease set temperature. In AUTO mode, set temperature is not

adjustable.

Press this button to increase set temperature. Hold it down for 2 seconds or more

to rapidly increase set temperature. In AUTO mode, set temperature is not

adjustable.

Auto

Low speed

Medium speed

High speed

Remote Control Instructions

SENSOR (SAVE)

:

Press this button to turn on SENSOR(SAVE) function. Saves room ambient temperature

and automatically adjusts maintaining that room ambient until pressed again which

cancels the SENSOR(SAVE) function.

START / STOP

:

AUTO

6

13

TEMP:

ambient temperature, 5s later or within 5s, it receives other remote control signal that will

return to display the setting temperature. if the users haven't set up the temperature

displaying status,that will display the setting temperature.(This function is not applicable

for some models).

TIMER ON :

TIMER OFF :

11

10

TURBO:

12

Press this button to initiate the auto-ON timer. To cancel the auto-timer program, simply

press this button again.

After pressing this button, disappears and "ON "blinks

. 0

0:00 is displayed for ON time

setting. Within 5 seconds, press + or - button to adjust the time value. Every press of either

button changes the time setting by 1 minute. Holding down either button rapidly changes the

time setting by 1 minute and then 10 minutes. Within 5 seconds after setting, press TIMER

ON button to confirm.

Press this button to set up & down swing angle, which circularly changes as below:

OFF

This remote controller is universal. If any command , or is sent out,

the unit will carry out the command as

indicates the guide louver swings as:

fan will continue operation for 10 min utes in order to dry the indoor unit even though you

have turned off the unit.

HEAT mode.

Press this button to activate / deactivate the Turbo function which enables the unit to

reach the preset temperature in the shortest time. In COOL mode, the unit will blow strong

cooling air at super high fan speed. In HEAT mode, the unit will blow strong heating air

at super high fan speed. (This function is not applicable for some models).

Press this butto

n to initiate the auto-off timer. To cancel the auto-timer program, simply

press the button again.TIMER OFF setting is the same as TIMER ON.

9

8

AIR SWEEP:

EXTEND(DRY):

Pressing button in COOL or DRY mode, the icon is displayed and the indoor

After energization,

OFF is defaulted. is not available in AUTO, FAN or

EXTEND

Remote Control Instructions

the indoor setting temperature or indoor ambient

By pressing this button you can display

temperature.When the indoor unit it will display the setting temperature,

is first powered on

if the temperature's display status is changed from other status to" ",displays the

7

★

●

1.Remove the battery cover plate from the rear of the remote controller.

(As shown in the figure)

2.Take out the old batteries.

3.Insert two new AAA1.5V dry batteries, and pay attention to the polarity

(+/-).

4. Reinstall the battery cover plate

Notes:

When replacing the batteries, do not use old or different types of

batteries, it may cause malfunction.

If the remote controller will not be used for a long time, please remove

batteries to prevent batteries from leaking.

Remote should be kept

3 feet

away from the TV set or stereos.

If the remote controller does not operate normally, remove batteries and

reinsert after 30 seconds. If abnormal operation continues,

replace the

batteries.

Diagram for removal of

batteries

Replacement of Batteries

Press "+ " and "- " buttons simultaneously

to lock or unlock the keypad. If the remote

controller is locked, is pressing any button, blinks

three times.

℃

℉

SLEEP:

LIGHT:

16

Press this button to go into the SLEEP operation mode. Press it again to cancel this

Press LIGHT button to turn on the display's light and press this button again to turn off

disappears.

Combination of "+" and "-" buttons: About lock

14

15

or DRY mode to maintain the most

comfortable temperature for you.

Remote Control Instructions

17

Combination of "MODE" and "-" buttons:

, press "MODE"

displayed. In this case,

Allows you to toggle between Fahrenheit and Celsius.

When the unit is OFF

and " - " buttons simultaneously to switch between and .

8

the display's light. If the light is turned on, is displayed. If the light is tunrned off ,

function. This function is available in COOL

9

Emergency operation

If remote controller is lost or damaged, please use auxiliary button to turn

on or turn off the air conditioner. The operation in details are as below:

As shown in the fig. press aux. button to turn on or turn o f the air

conditioner. When the air conditioner is turned on, it will operate under

auto mode.

aux. button

panel

Clean and maintenance

Note:

■ Turn off the air conditioner and disconnect the power before cleaning the air

conditioner to avoid electric shock.

■ Do not wash the air conditioner with water to avoid electric shock.

■ Do not use volatile liquid to clean the air conditioner.

Clean surface of indoor unit

When the surface of indoor unit is dirty, it is recommended to use a soft dry cloth

or wet cloth to wipe it.

Note:

● Do not remove the panel when cleaning it.

10

Clean and maintenance

Clean lter

1

2

3

4

Clean lter

Install lter

Open panel

Open panel to access filter.

Remove lter

Remove the filter as

indicated in the fig.

● Use vacuum or water to

clean the filter.

●

When the filter is very dirty, use

warm water (below 113°F) to

clean it, and then allow to dry.

Install the filter and then close the

panel cover tightly.

Note:

■ The filter should be cleaned every three months. If environment is

excessively dusty more frequent cleaning may be required.

■ After removing the filte , do not touch fins to avoid injur .

■

Air dry the filter to avoid deformation or fire hazard.

11

Clean and maintenance

Pre-season check up

Off-season check up

1. Check whether air inlets and air outlets are blocked.

2.

Check whether circuit breaker is in good condition.

3. Check whether filter is clean

4. Check whether mounting bracket for outdoor unit is damaged or corroded.

If yes, please contact dealer.

5. Check whether drainage pipe is damaged.

1. Disconnect power supply.

2. Clean filter and indoor unit s panel.

3. Check whether mounting bracket for outdoor unit is damaged or corroded.

If yes, please contact dealer.

Notice for disposal of equipment-

1.

Much of packaging is recyclable,check local city/county services for rules

2.

If disposal of air conditioner is required, please contact local dealer or

consult service center for the correct disposal method.

12

Trouble Shooting

Issue

Check items Solution

Indoor unit

not working

with remote.

Or remote

has no

display.

●

Check batteries

●

Ensure remote is within

operating distance.

●

Are there obstacles?

●

Ensure remote is pointing

directly at "receiving window"

●

If no display on remote or

display is blurred.

●

No display when operating

remote controller?

●

Has remote come into contact with

liquid or been submerged in liquid?

●

Replace if needed.

●

Receiving range for signal is

26ft/8m.

●

Remove obstacles.

●

Select proper angle and point the

remote controller at the receiving

window on indoor unit.

●

Check and replace batteries.

●

If so please discontinue use and

contact dealer for replacment.

●

Check check for damage to

remote. If damaged please

contact dealer for replacement.

No air

coming

from unit

● Is Air inlet or outlet

restricted?

●

Remove restrictions.

●

If in heating mode has set

point been reached?

●

After reaching the set

temperature, indoor fan will

stop blowing.

● Did Heat mode just come on? ●

Equipment has "Hot start"

feature allowing the unit

outdoor to start first so cold

air is not blown into space.

Prior to calling for service please review troubleshooting section

to eliminate any issues.

13

Trouble Shooting

●

Has there been a power failure?

●

Circuit breaker tripping?

●

Wires not attached?

●

Unit will not restart after turning

off?

●

Is remote functioning properly?

●

If no- See remote

troubleshooting

●

Wait for 3min, then attempt to

turn on unit. If unit doesn't

restart please call service.

●

Call for immediate service.

●

Call servicer or dealer for

licensed professional.

●

If no check circuit breaker.

●

Wait for power to be restored.

Air conditioner

not operating

Mist/Fog

coming from

indoor unit

discharge

louvers

●

Check indoor temprature

and humidity.

●

Allow unit to run for sometime

Mist/fog should stop once

normal Indoor conditions

stabilize.

Issue

Check items Solution

Cannot adjust

set temprature

●

Unit operating under Auto

mode.

●

Temperature can’t be adjusted

while in Auto mode.

Please change operation

modes if needing to change

set point.

●

Your required temperature

exceeds the set temperature

range.

●

Set temperature range:

61°F-86°F .

Cooling

temprature

and Heating

temprature

not sufficent

●

Brownout conditions occured?

Voltage too low.

●

Wait until power

stabilizes.

●

Is filter dirty?

●

Clean the filter.

●

Set temperature is in proper

range?

●

Adjust temperature to proper

range.

●

Door and window are open?

●

Close door and window.

Allow time for system

to stabilize.

●

Are there lights on the display?

14

Issue

Check items Solution

Odors

comming

from system

●

Check for source of odor.

●

Eliminate the odor

and clean filter.

●

Check for inclimate weather or

excessive wireless signals.

●

Power unit down for 3 minutes

and try operation again.

Outdoor unit

has mist/fog

●

Is system operating in heating?

●

While in defrost unit may

discharge mist/fog until clear of

moisture.

Noise like

there is water

inside unit

●

Did air conditioner just come on?

●

Noise is the sound of

refrigerant flowing inside the

system. Once stabilized

noise will discontinue.

Crackling

sound

●

Did air conditioner just come on?

●

Temprature difference between

plastic front and dicharge temp.

may be great once temprature

stabilzes noise will discontinue.

Service and Assistance

Air conditioner

operates

abnormally

1

2

3

Before calling for service, please check the "Basic troubleshooting" section

above. This may help you to find the answer to your problem, avoid unnecessary

service calls, and save the cost of a service call if the problem is not due to the

product itself. If you have checked the "Basic troubleshooting" section and still

need help, below you will find a list of available services:

You can find the name of your local Authorized Service Provider by visiting our

website at www.friedrich.com.

If you require further assistance please call

Friedrich customer support at 1-800-541-6645.

Before calling please make sure that you have the full model and serial number,

as well as the date of purchase of you equipment available. Providing us with this

information will allow us to better assist you.

15

Trouble Shooting

Error code

H1

E5

H4

U8

H6

C5

F1

F2

Troubleshooting

Unit is in defrost mode - This is normal.

Supply voltage was unstable during operation. Please restart, if

restart doesn't work, contact dealer or qualified serivce.

Please contact qualified servicer or dealer.

Error Code

●

When air conditioner status is abnormal, temperature indicator on indoor unit will

blink to display corresponding error code. Please refer to below list for identification

of error code.

Indoor display

Error code

Above indicator diagram is only

for reference. Please refer to

actual product for the actual

indicator and position.

■

If any of the below occur, please disconnect power and contact qualified

servicer immediately.

● Power cord has overheating or damaged.

● Unit operates loudly or abnormally during operation.

● Circuit breaker trips off frequently.

● Air conditioner gives off burning smell.

● Indoor unit is leaking water.

■ Do not repair or refit the air conditioner by yourself

■ If the air conditioner operates under abnormal conditions, it may cause

malfunction, electric shock or fire hazard

Warning

Note: If there're other error codes, please contact qualified professionals for

Indoor component has error. Please restart, if restart doesn't

work, contact dealer or qualified service.

System noticed abnormal temperature range. Please restart, if

restart doesn't work, contact dealer or qualified service.

Indoor component has error. Please restart, if restart doesn't

work, contact dealer or qualified service.

16

Installation dimension diagram

Drainage pipe

At least 8 Ft

At least 6 in

Space to the obstruction

At least 20 in

At least 12 in

At least 7 Ft

Space to the floo

Space to the

obstruction

Space to the

obstruction

Space to the ceiling

At least 10 Ft

Space to the obstruction

Space to the wall

At least 6 in

At least 12 in

Space to the wall

At least 6 in

Space to the wall

Note *Min/Max

Line Length 10'/82'

17

1.

There should be no obstruction near air inlet

and air outlet.

2.

Location should have acceptable condensate

disposal considerations.

3.

4.

Select a location which is out of reach for

children.

5.

Installed location should be rated for the

weight of equipment and not create

vibration or noise.

6.

The appliance must be installed 8 Ft

above floor.

Do not install directly above heat source or

electrical appliance.

Tools for installation

Selection of installation location

2. Screw driver

1. Level

4. Drill head

7. Open-end wrench

10. Vacuum pump

5. Pipe expander

8. Pipe cutter

11. Manifold gauges

3. Impact drill

6. Torque wrench

9. Leakage detector

12. Multimeter

13. Allen/spanner wrenches 14. Measuring tape

Note:

●

Please contact a local qualified installer for installation.

●

Ensure power cords are rated for use with equipment.

Basic requirement

Outdoor unit

Indoor unit

Installing the unit in the following

locations may cause operational issues

with equipment. If unavoidable seek

assistance from local dealer.

1.

Any location with an excessive heat

source, where flammables, gasses or

volitile flyings exist.

2.

Any location with high-frequency

devices (such as welding machine,

medical equipment).

3.Coastal locations.

4.

Corrosive or spaces that are excessivly

wet, such as pool rooms, laundry and

bath rooms.

1.

Be considerate of installed location due to hot airflow from unit and any noise that it

may create.

2.

Location should be well ventilated and dry, outdoor unit not to be exposed

directly to sunlight or strong wind.

3.

The location should be able to withstand the weight of outdoor unit.

4.

Ensure installation conforms to installation diagram.

5.

Select a location which is out of reach for children and far away from animals or

plants. If it is unavoidable, please add the fence for purpose of safety.

18

Requirements for electric connection

Safety precaution

Grounding requirement

1.

Must follow national and regional safety regulations when installing the unit.

2. According to the local safety regulations, use qualified power supply circuit an

circuit breaker.

3. Make sure the power supply matches with the requirement of air conditioner.

Install proper power supply cables before using the air conditioner.

4.

Properly connect all wires.

5. Be sure to cut off the power supply before proceeding any work related to

electricity and safety.

6.

Do not apply voltage until installation is complete.

7.

The temperature of refrigerant circuit will be high, please keep communication

cable clear of copper tubes.

1.

Qualified installer must ensure proper grounding of air conditioner.

2.

The yellow-green wire in air conditioner is the grounding wire. Do not use for any other

purpose.

3.

Grounding should follow national and local electrical regulations.

4.

Air conditioner should be installed so that servicer can access electrical connections.

5.

Local code approved disconnect box must be used.

6.

Including an circuit break with suitable capacity, please note the following table.

Switch should include magnet break and heat break function, this will assist with

protection of circuit.

Models

18/24K

Circuit breaker

25A

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