Mitsubishi Electric MS09EW Guide

SERVICE

PARTS

MANUAL

Wireless type

Models

INDOOR UNlT

MSOSEW

MS12EN

OUTDOOR UNlT

MS-O9DW

MSOSEW

lndoor unit model changed.

2. Compressor changed. KH-122WEV

KH-122WES

New model has Auto restartfunction.

MS-12/15DN

MS12/15EN

lndoorfront panel changed.

2. Suction linechanges from 1/2

D. to 5/8

Compressor of MS15EN changed. RH207NAB

-t

RH-207NFL

New model has Auto restartfunction. Cut the jumper wire to work the function.

CHANGE

POINTS

MSMI8EW

lndoor unit model changed.

2. Compressor changed.KH-122WEV

KH-122WES

New model has Auto restartfunction. Cut the jumper wire to work the function.

Modelindication of wiring diagram and spec. name plate etc. chanegd.

FEATURES

LCD wireless

remote controller

Models Cooling Capacity

MSOSEW 8,800 Btu/h

MS12EN 12,300/12,600Btu/h

MS15EN 14,300/14,600Btu/h

MSMI8EW 8,400/8,400 x 2Btu/h

NEW

FEEL CONTROL" IN OUR LCD WIRELESS RER

SEER

10.7

10.6/10.6

10.0/10.0

10.0/10.0x2

dOTE CONTROLLER

Mitsubishi Electric's new wireless remote controller incorporatesa number of advanced features that provide even greater

control andease-of-use.

has a liquidcrystaldisplay which indicatessuch informationas mode, fan speedandtemperature

selectedas well as thetimer settingandtime remaining.

isalso equippedwith

Feel Control", aunique MitsubishiElectric

feature that allows the user toadjust the temperature to exactly the level he or she wants simply by tapping the buttonthat

describespresentconditions

"Too Cool" "Too Warm", or "Okay".Theoptimumtemperatureset thisway isthen memorized

for immediate recallwhenever the air conditioner is used again. And what's more, the new controllerhas been made more

compact and easy to handle than even before.

A VARIETY OF MICROPROCESSOR-CONTROLLED FUNCTION

Automatic ON/OFF Timer

Convenienttimer function includesAuto Start, Auto Stop, bothcan be

set 1-12 hours.

Auto Stop (Night Setback) Mode.

This moderaisesthe temperature setting by 1"Fafter one hour, and by

another 1

"Fthe nexthalf hour. When 1-1/2 hourshave passed, the air

conditioner is running at a setting that is 2°F higher, thus preventing

excessive cooling.

Automatic Fan Speed Control

When there's a large difference between the set temperature and

existing roomtemperature, the fan speed automatically adjuststo HI.

As the temperature differentialdecreases, the Fan speed shifts down

automatically to MED and LO. Operation is almost whisper quiet.

Adjustable Change Vane System

Choose the air direction that suits your needs.

Keep it in a horizontal position to achieve uniform

aimow.

During cooling

Restart Function

The restart function restarts the equipment when power is restored

following an outage. Operation resumes in the mode in which the

equipment was running immediately before the outage.

High Performance Rotary Compressor

The advanced design of Mitsubishi Electric's powerful and energy-

efficient rotary compressor results in lower operating costs and longer

service life.

I I

Start

(Hour)

INDOOR UNIT

'ii

Showsthe room temperaturefor I FEEL CONTROL

operation

R- R-

Shows that the unlt is in operation for the set

temperature (when 3'F or more difference exlsts

between set temperature and room temperature).

Shows that the room temperature

approaching

the set temperature (diierence from set temper-

ature

3'F)

Shows that the room temperature has almost

reached the set temperature (difference from set

temperature

2°F or less).

POWER lamp L~ghtsby turning POWER SWITCH on

(

OUTDOOR UNIT

Receives signal from the wireless remote controller.

Use only for TEST RUN at

installation or when the WIRELESS

REMOTE CONTROLLER

maVunctlons

Do not press thls button dunng

normal operanon,

the operahon

SODS.

Removes water produced during cooling.

Located on the back and side.

Once the controls are set, the same operatlon mode can

coNTRoLLE~

be repeated by s~mplyturning the POWER sw~tchON

When batteries are replaced all of the controls memorized should

be canceled, and

FEEL-.

mode is automatically selected.

Sends an inflared signal

to control the air condi-

tioner.

This button is for setting of desired room temperature.

@button is to raise the temperature

@button is to lower the temperature by 2°F each time

the button pressed.

(Refer to page

17)

This figure shows

cool mode display.

When you feel "TOO WARM" or "TOO COOL" and

"OKAY (comfort) during the operation of the unit, the

desired temperature can be changed by pressing the

following buttons.

TO0

WARM

Press when you feel too warm.

while the unit is operating. That

comfort will be maintained.

TOO COOL

Press when you feel too cool.

A selector for automatic ON/OFF of the air conditioner.

NORMAL: Continuousoperation regardlessofthetimer

setting.

AUTO STOP: 12hr Automatic OFF Timer.

AUTO START: 12hr Automatic ON Timer.

Switches over the air conditioner power ON/OFF.

Turns ON when pressed once and turns OFF when

pressed again.

Usethis buttonto set the tmefor timer controloperatlon

Increase by one hour

Decrease by one hour each tme the button is

pressed

INDOOR UNIT

]

Provided on the front and top.

FEEL

MONFTOR

Showsthe roomtemperaturefor

FEEL CONTROL operatton

Shows that the unit is in operation for the set

temperature (when

3'F

or more difference exists

between set temperature and room temperature)

Shows that the room temperature

approaching

the set temperature (difference from set temper-

ature

TF)

D D

Shows that the room temperature has almost

reached the set temperature (difference from set

temperature

2'F

less).

POWER

OPERATION lamp

Lightswhen POWER

turned ON.

OUTDOOR UNIT

]

Use only for TEST RUN at

REMOTE CONTROLLER

Do not

pres;

th~sbutton dunng

normal operabon, or the operation

stops

Removes water producted during

cool in^.

Located on the back and side.

MODELS

ITEM

Cool~nacawacitv*

Btu/h

power supply V.Hz,C

115,60, 1

MSOSEW

8.800

Power consumption*

830

EER[SEER)

INDOOR UNIT

Externalfinish

Fan motor F.L.A

0.3

MSMISEW

850

10.6[10.7)

MSO9EW

Max.fusesize (timedelay) A

SINGLE

1,700

Min. amoacity

Cond.drain conn. O.D. in.

5/8

DOUBLE

White

9.9(10.0)

0.4

Airflow Lo-Me-Hi

Dimensions

9.9[10.0)

in.

31-11'8

8.400

MSO9EWx2

Dn/ CFM

8.400~2

180-205-265

H in.

14-3/16

Wet CFM

159-1 84-237

D ~n. 5-3/8

Weight Ib

Fan motor F.L.A

0.6

OUTDOOR UNIT

Externalfinish

Power supply V.Hz,C

Max.fuse size (timedelay) A

Model KH122WES KH122WESx 2

MUOSEW Munsell 5Y6.5/1 MUM18EW

115,60, 1

Compressor

REMOTE CONTROLLER

Wireless type

208/230,60,1

Winding resistance (at 68F)n

R.L.A

Refrigerantcontrol

Capillarytube

Dimensions

Controlvoltage (by built-in transformer)

15x2

C-R 0.98 C-S 2.21

29-15/16

9-';/I 6

21-1/4

W in.

ln.

H in.

12V DC

Pipe size

33-1/2

11-7/16(12-5/8)

23-7/8

122Weight Ib

Connection method

Note*

Rating conditions (cooling)-Indoor

8OFDB,67'FWB, Outdoor

95FDB.75FWB

Operating kange

10x2

REFRIGERANT PIPINGLiquid in.

Gas in.

Betweenthe indoor

outdoor units

Indoor intakeair temwerature

Outdoor intakeair temoerature

Not supplied (optionalparts)

1/4

3/8

Indoors

Height difference

Max. 25

Piping length

Max.

Flared

Outdoors

Cooling

Flared

SO'FDB, 71"FWB

67"FDB. 57"FWB

Maximum

Minimum

115FDB

67"FDB

Cooling capacity*' Btu/h

12,300/12,600

/power consumption*

1,170/1,200

1,460/1,490

EER

(SEER)

Fan motor F.L.A

0.5

10.5/10.5(10.6/10.6)

External finish

Power supply V,Hz,4

Max.fuse size (timedelay) A

Min

ampacity A

9.8/9.8(10.0/10.0)

115,60,1

0.7

MS15EN

INDOOR UNIT White

Dimensions

D in.

MS12EN

White

DW CFM

Cond.drain conn. O.D. in.

279-374-427

5/8

in.

39-3/8

in.

Airflow Lo-Me-Hi

14-3/16

Max.fusesize (timedelay) 15

Wet CFM

265-357-406

Weiqht Ib

OUTDOOR UNIT

External finish Munsell 5Y6.5/1

MUl2EN

Power supply V,Hz,4

208/230,60,1

L.R.A

Refrigerant control

in.

MU15EN

Dimensions

REMOTE CONTROLLER

Control voltage (by built-in transformer)

REFRIGERANT PIPING

D in.

in.

Wirelesstype

12V DC

Not supplied (optionalparts)

Pipe size

Notes* 1. Rating conditions (cooling)-Indoor

80"FDBr67"FWB,Outdoor

95FDB.75FWB

Capillary tube

33-1/2

11-7/16(12-5/8)

23-7/8

Weight Ib

Connection method

Between the indoor

outdoor units

Operating Range

Indoor intakeair temperature

Outdoor intakeair temperature

Liquid in. 1/4

Indoors

Outdoors

Height difference

Piping length

Gas in.

5/8

Flared

Max. 25

Max. 49

Cooling SWFDB, 71"FWB

67"FDB. 57TWB

Maximum

Minimum

115FDB

67"FDB

1. PERFORMANCE CURVE

NOTE

point on the

curve

shows

the

reference point.

Outdoor intake air DB temperature

rF)

DATA

MS15EN

MU15EN

Cooling capacity

SHF

at rating condition

0.67

Airflow

406CFM

MS12EN

MU12EN

Cooling capacity

SHF

at ratlngcondition

0.7

Airflow

406CFM

;

12 71

I-

67 75 85 95 95 105 115

Outdoor intake air DBtemperature

("F)

MSOSEW

MUM18EW

Cooling capacity

SHF

st rating condition

0.7

Airflow

237CFM

Bypass Factor

=0.07

I I

Outdoor mtake air DB temperature

rF)

Outdoor~ntakeair DB temperature

("F)

CONDENSING PRESSURE AND SUCTION PRESSURE

Data is based on the condition of indoor humidity

50%.

Air flow should be set at

Hi.

A point on the curve shows the reference point.

I-'

100 1

Outdoor ambienttemperature

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