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A NOTE ABOUT SAFETY

Any time you see this symbol

in manuals, instructions and on

the unit, be aware of the potential for personal injury. There are

three levels of precaution:

DANGER

identifies the most serious hazards which will result in

severe personal injury or death.

WARNING

signifies hazards that could result in personal injury or

death.

CAUTION

is used to identify unsafe practices which could result

in minor personal injury or product and property damage.

NOTE

is used to highlight suggestions which will result in

enhanced installation, reliability, or operation.

PERSONAL INJURY, DEATH AND / OR PROPERTY

DAMAGE HAZARD

Failure to follow this warning could result in personal injury,

death or property damage.
Improper

installation,

adjustment,

alteration,

service,

maintenance, or use can cause explosion, fire, electrical shock,

or other conditions which may cause personal injury or

property damage. Consult a qualified installer, service agency,

or your distributor or branch for information or assistance. The

qualified

installer

or

service

agency

must

use

factory--authorized kits or accessories when modifying this

product.
Read and follow all instructions and warnings, including labels

shipped with or attached to unit before operating your new air

conditioner.

!

WARNING

GENERAL

The high wall fan coil unit provides quiet, maximum comfort. In

addition to cooling and/.

IMPORTANT

: The high wall fan coil unit should be installed by

authorized personnel only; using approved tubing and accessories.
If technical assistance, service or repair is needed, contact the
installer.
The high wall fan coil unit can be set up and operated from the
remote control (provided).

If the remote is misplaced, the system

can be operated from the “Auto” setting on the unit.

Operating Mo

five operating modes.

S

Fan only

S

Auto

S

Heating (heat pump models only)

S

Cooling

S

Dehumidification (DRY)

Fan Only

In Fan Only mode, the system filters and circulates room air

without changing room air temperature.

Auto

In Auto mode, the system will automatically cool or heat the room

according to the user--selected set point.

Heating

In Heating mode, the system heats and filters room air.

Cooling

In Cooling mode, the system cools, dries and filters room air.

Dehumidification (DRY)

In Dehumidification mode, the system dries, filters and slightly
cools room air temperature.

This mode prioritizes air

dehumidification but it

does not

take the place of a dehumidifier.

Remote Control

The remote control transmits commands to set up and operate the

system. The control has a window display panel that shows the

current system status. The control can be secured to a surface
when used with the mounting bracket provided.

Unit Tons  Unit Btuh

0.75

9,000

12,000

18,000

208/230-1

40MBQB09C--3
40MBQB12C--3

40MBQB18C--3

208/230-1

208/230-1

1

1.5

Indoor Model

Number

Volt- Ph @

60Hz

The first two digits indicate the equipment type.
40 = Indoor unit; 
38 = Outdoor uni

Digit 5 indicates the system's type:
C = Cooling only;
Q = Heat pump

Maximum Number of fan coil units connected to the outdoor unit
B = 1:1

Digits 7, 8 indicate the system's capacity in 1000 
BTU/Hr
Example: 09 = 9000 BTU/Hr

Digit 9 - Indoor Fan Coil Unit Type
B = High-Wall
C = Cassette
D = Ducted
F = Console
G = Underceiling
H = High Wall Color Variation
- = Outdoor

Digit 12 indicates voltage
1 = 115/l/60
3 = 208-230-1-60Hz

40

MA 

Q

09

-- 

3

Digits 10, 11  - blank

Digits 3 and 4 represent the model

2

Model Numbers

Summary of Contents for 40MBxC Series

Page 1: ...CT INFORMATION Company Name _________________________________ Address _________________________________________ ________________________________________________ Phone Number __________________________...

Page 2: ...amage Consult a qualified installer service agency or your distributor or branch for information or assistance The qualified installer or service agency must use factory authorized kits or accessories...

Page 3: ...rill Air inlet Air inlet Air inlet Air outlet 3 9 10 11 11 12 All the pictures in this manual are for explanation purpose only They may be slightly different from the air conditioner you purchased dep...

Page 4: ...runs in a small room it is keep the concentration of the refrigerant if by any below the limit Otherwise oxygen in the room may be affected resulting in a serious accident The refrigerant in the air c...

Page 5: ...ure that they do not play with the appliance 2 PARTS NAMES The air conditioner consists of the indoor unit the outdoor unit the connecting pipe and the remote controller See Fig 2 Function indicators...

Page 6: ......

Page 7: ...4 REMOTE CONTROL FUNCTIONS 7...

Page 8: ...8...

Page 9: ...9...

Page 10: ...5 USING THE REMOTE CONTROL 10...

Page 11: ...11...

Page 12: ...12...

Page 13: ...13...

Page 14: ...14...

Page 15: ...15...

Page 16: ...16...

Page 17: ...17...

Page 18: ...18...

Page 19: ...tion including when TIMER ON is set the SWING button will be invalid Adjust it up and down Fig 5 1 Fig 5 2 Adjust it up and down Three minute protection feature A protection feature prevents the air c...

Page 20: ...out the grill Dismantle the air filter Clean the air filter Vacuum cleaner or pure water may be used to clean the air filter If the dust accumulation is too heavy please use a soft brush and mild dete...

Page 21: ...peration 8 2 Troubles and causes of remote controller See in Table 8 3 Symptom 1 The system does not operate Symptom 2 Change into the fan mode during cooling mode Symptom 3 White mist comes out of a...

Page 22: ...mperature sensor error F3 Outdoor EEPROM error F4 Communication malfunction between two indoor units for twins model E8 OFF F0 1 10 9 7 6 5 4 2 1 Current overload protection Indoor EEPROM error E0 OFF...

Page 23: ...letely closed Leakage of refrigerant or lack of refrigerant Table 8 2 Find reasons and solution Symptoms Causes The fan speed can not be changed Check whether the MODE indicated on the display is AUTO...

Page 24: ...11 14 40MBC 01OM...

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