www.mundoclima.com
CL20500 to CL20528
English
Th
ank you very much for purchasing our products.
Please read this manual carefully before installing
and using the unit.
SUPER INVERTER H9 & H9M
Service manual
MUCSR-H9; MUCSR-H9M
MUSTR-H9
MUCR-H9; MUCR-H9M
CL20474 to CL20477
Contents
Contents i
Part 1 General Information .................................................................................................... 1
Part 2 Indoor Units ................................................................................................................. 5
Part 3 Outdoor Units ............................................................................................................ 83
Part 4 Installation ................................................................................................................. 99
Part 5 Electrical Control System ....................................................................................... 129
The specifications, designs, and information in this book are subject to change without notice for
product improvement.
General Information
General Information 1
Part 1
General Information
1. Model List ............................................................................................. 2
2. External Appearance ........................................................................... 3
2.1 Indoor Units ............................................................................................................... 3
2.2 Outdoor Units ............................................................................................................ 3
3. Nomenclature....................................................................................... 4
Model List
General Information 2
1. Model List
1.1 Indoor Units
Models
12
18 24 30/36 48 60
Super Slim Four-way Cassette
Ceiling-floor
Compact Four-way Cassette
1.2 Outdoor Units
Duct
Universal Outdoor unit Model
Compressor
type
Compressor
Brand
Matched indoor units
UE
MUCR-12-H9 /
MUCSR-12-H9
Rotary GMCC
MUCR-12-H9
MUCSR-12-H9
UE
MUCR-18-H9 /
MUCSR-18-H9 /
MUSTR-18-H9
Rotary GMCC
MUCSR-18-H9
MUCR-18-H9
MUSTR-18-H9
UE
MUCR-24-H9 /
MUCSR-24-H9 /
MUSTR-24-H9
Rotary GMCC
MUCSR-24-H9
MUCR-24-H9
MUSTR-24-H9
UE
MUCR-30-H9 /
MUCSR-30-H9 /
MUSTR-30-H9
Rotary GMCC
MUCSR-30-H9
MUSTR-30-H9
MUCR-30-H9
UE
MUCR-36-H9
/ MUCSR-36-H9
/ MUSTR-36-H9
Rotary GMCC
MUCSR-36-H9
MUCR-36-H9
MUSTR-36-H9
MUCSR-48-H9T
MUSTR-48-H9T
UE
MUCR-48-H9T /
MUCSR-48-H9T /
MUSTR-48-H9T
Rotary GMCC
UE
MUCR-60-H9T /
MUCSR-60-H9T /
MUSTR-60-H9T
Rotary GMCC
MUCR-48-H9T
MUCSR-60-H9T
MUSTR-60-H9T
MUCR-60-H9T
42
MUCR-42-H9
Rotary GMCC MUCR-42-H9
UE
External Appearance
General Information 3
2. External Appearance
2.1 Indoor Units
Super slim cassette
Duct
Ceiling-Floor
Compact Four-way cassette
2.2 Outdoor Units
Single fan outdoor unit
Double fan outdoor unit
Nomenclature
General Information 4
3. Nomenclature
T
: 380-415Vac, 3 Fases, 50 Hz
- : 220-230Vac, 1 Fase, 50 Hz
9A: Serie 9A
8: Serie 8
8A: Serie 8A
7: Serie 7
6: Serie 6
5A: Serie 5A
9M: Ud. Interior Multi Split Serie 9
9.2: Ud. Exterior Multi Split 2x1 Serie 9
9.3: Ud. Exterior Multi Split 3x1 Serie 9
9.4: Ud. Exterior Multi Split 4x1 Serie 9
9.5: Ud. Exterior Multi Split 5x1 Serie 9
6M: Ud. Interior Multi Split Serie 6
6.2: Ud. Exterior Multi Split 2x1 Serie 6
6.3: Ud. Exterior Multi Split 3x1 Serie 6
6.4: Ud. Exterior Multi Split 4x1 Serie 6
6.5: Ud. Exterior Multi Split 5x1 Serie 6
H: Bomba de Calor
C: Solo Frío
Capacidad Nominal (kBTU)
R: Super DC Inverter
X: Multi Split Super DC Inverter
- : ON-OFF
P: Pared
C: Conducto
CH: Conducto Alta Capacidad
CS: Cassette
ST: Suelo Techo
CO: Columna
CN: Consola
PO: Portátil
V: Ventana
EV: Evaporativo
E: Ud. Exterior Multi
MUNDOCLIMA
MU C R - 48 - H 8 T
Indoor Units
Indoor Units 5
Part 2
Indoor Units
MUCSR-H9 (24 to 60) Cassette Type ……………………6
MUCR-H9; MUCR-H9M Duct Type ………………………..…………… ..27
MUSTR-H9 Ceiling & Floor Type ....................................... 50
MUCSR-H9; MUCSR-H9M (12 to 18) Cassette Type (Compact) ............. 69
Super Slim Cassette Type
Indoor Units 6
1. Features ........................................................................... 7
2. Dimensions .................................................................... 10
3. Service Space ................................................................ 11
4. Wiring Diagrams ............................................................ 12
5. Air Velocity Distributions (Reference Data) ................. 18
6. Electric Characteristics ................................................. 21
7. Sound Levels ................................................................. 22
8. Accessories .................................................................... 23
9. The Specification of Power ........................................... 24
10. Field Wiring .................................................................. 25
MUCSR-H9 (24 to 60) Cassette Type
Features
Indoor Units 7
1. Features
1.1 Overview
Compact design, super slim body size, less space requiring in installation
Each louver can be separately controlled, more comfort air blowing is possible.
Auto-lifting panel design, more convenient to clean and maintain the filter. (optional)
1.2 Fresh air intake function
Fresh air fulfills air quality more healthy and comfortable.
Ventilation motor is optional to increase the effect of fresh air.
1.3 Optional ionizer generator
Ionizer generator is optional to get refreshing air to your room.
Ionizer can be switched on or off by remote controller.
When pressing the Clean Air button on the remote controller, Ionizer will work and the indicator light on
display board will shine.
Ionizer generator
connector
Ventilation motor
connector
Features
Indoor Units 8
1.5 Built-in draining pump
Due to the improvement of structure, more convenient to repair or replace the draining pump.
Built-in draining pump to make sure condensed water drain out reliably.
1.6 Terminals for alarm lamp and long-distance on-off controller connection are
standard
Reserve terminals for the connection of alarm lamp and long-distance on-off controller, more human
control.
Draining Pump
1.4 External air duct design
Reserve external air duct, more flexible for the air supply.
Features
Indoor Units 9
1.7 Twins Combination(24k-30k)
The units can be installed as Twin systems: one outdoor unit can connect with two indoor units. The
indoor units can be combined in any of the different available ratings.
Alarm lamp
Long-distance on-off controller
Dimensions
Indoor Units 10
2. Dimensions
840
840
950
950
C
Tes
t mouth &
Te
st cover
Drain hole
32
W
iring connection port
680
780
780
680
136
126
91
196
132
A
A
B
A
A
B
A
A
B
A
B
Se
rvice hole for
draining pump
Fresh air intake
75
55
80
80
4
-install hanger
Gas side
Liquid side
E-parts box
135
90
Panel
Bo
dy
92929292
D
D
92 92
D
D
D
D
92
9292
92
92 92
92
92
D
D
Unit: mm
Model(kBtu/h) A B C D
24~36 160 95 245 60
48~60 160 95 287 60
Service Space
Indoor Units 11
3. Service Space
>
1000mm
>1000mm
>
1000mm
>1000mm
C
hart 3
A
Drain side
Tubing side
(Unit: mm)
680(Hook-lo cation)
7
80(Hook-location)
8
40(Body)
8
40(Body)
8
80(Ceiling hole)
8
80(Ceiling hole)
950(Panel)
9
5 0(Panel)
N
ecessary room
>
2500mm
o
ut let intle t outlet
ground
Chart 1
Chart 4
A
N
o te:
N
ut
Body
Ceiling
880mm
Hook
B
P
anel
Chart 2
B
ody
Chart 5
Central hole
Bolt M6X12
Inst allation paper board
180 00-24000Btu/h(R 22) Series A 26 0mm
36000-48000Btu/h(R 22) Series A 330mm
No te:
180 00- 24000B tu/h(R 22) Seri es B= 240mm
360 00- 48000Btu /h(R 22) Series B= 310mm
Wiring Diagrams
Indoor Units 12
4. Wiring Diagrams
A For remote control (ON-OFF) terminal port CN23 and short connector of JR6
1. Remove the short connector of JR6 when you use ON-OFF function;
2. When remote switch off (OPEN), the unit would be off;
3. When remote switch on (CLOSE), the unit would be on;
4. When close/open the remote switch, the unit would be responded the demand within 2
seconds;
5. When the remote switch on. You can use remote controller/wire controller to select the
mode what you want; when the remote switch off, the unit would not respond the demand from
remote controller/wire controller.
When the remote switch off, but the remote controller/wire controller are on, CP code would be
shown on the display board.
6. The voltage of the port is 12V DC, design Max. current is 5mA.
CN16
CN14
SWING
MOTOR
XS9
XP9
XS10
XP10
FUNCTION OF SWITCH
12000W-14000W(5.0HP)
6
9
8
7
4
5
/
9100W-10500W£4.0HP£
7500W-9000W £3.2HP£
5400W-7100W£2.5HP£
4000W-5300W£2.0HP£
NUMBER
SWITCHENC1
(FOR POWER)
POWER
CN55
CN66
TO SWING
BOARD
XS2
XP2
TO GO-UP-AND
-DOWN BOARD
XS2
XP2
SWITCH
FOR TEMP.CO MPENSATION
SW6
ON
6
STATE
VALUE
4
2
E function
SWITCH
FOR MAIN-S LAVE SETTING
SW5
ON
STATE
MODE
MAIN
NO SLA VE
MAIN
MAIN
SLAVE
SWITCH
FOR AUTO-R EST AR T SET TING
SW3
ON
STATE
MODE
REMEMBER
NO_REMEM BER
SWITCH
FOR FA N MOT ER C ONT ROL
THEN N O POWER R EQU EST.
SW2
ON
STATE
MODE
FAN ON
FAN OFF
8
A
SWITCH
FOR CCM UNIT ADDRESS
RED
Reactor
0
8
4
1
2
3
5
6
7
C
9
A
B
D
E
F
0~15
S2
+
S1
ADDRESS
ON
1 2
ON
1 2
ON
1 2
ON
1 2
Factory
Setting
Factory
Setting
Factory
Setting
32~47
0
8
4
1
2
3
5
6
7
C
9
A
B
D
E
F
0
8
4
1
2
3
5
6
7
C
9
A
B
D
E
F
0
8
4
1
2
3
5
6
7
C
9
A
B
D
E
F
16~31
48~63
S2
+
S1
ADDRESS
Fact ory
Sett ing
Fact ory
Sett ing
ON
1 2
ON
1 2
ON
1 2
ON
1 2
ON
1 2
ON
1 2
ON
1 2
ON
1 2
ON
ON
ON
ON
RED
Factory
Setting
24
15
FAN MOTOR STOP-TEM
SW1
ON
1 2
ON
1 2
ON
1 2
ON
1 2
Anti-cold air
According
to the
EEPROM
setting
Factory setting
14500W-16000W(6.0HP)
CN13
DISPLAY
BOARD
TO WIRE
CONTROLLER
10
T2
T1
CN6
4
MIDDLE PIPE TEMP.
ROOM TEMP.
BLACK
WHITE
NEWFAN
CN8
M
CN10(CN10A)
M
PUMP
2
INDOOR UNIT
MAINBOARD
CN40
TO WIRE
CONTROLLER
4
CN23
ON - OFF
Remote
Control
CN33
ALARM
Alarm
Output
Outer Driver DC Motor
Y/G
DC MOTOR
DRIVER MODLE
CN13
CN3
3
CN15
M
Inner Driver
DC Motor
5
5
M
RED(BROWN)
CN1
BLUE(BLACK)
L
N
Y/G
CN5
WATER LEVEL SWITCH
CN2
Q E P
To CCM
Comm.Bus
CN7
T2B
OUTER PIPE TEMP.
P1
Y/G
CN3
JR6
JR6
To OUTDOOR
Comm.Bus
S2
S1
P4
E Y X
5
CN1
SWING
MOTOR
MAGNETIC RING
MAGNETIC RING
CODE:16022500000803
This symbol indicates the - - - -
the actual element is optional,
shape shall prevail.
KJR-12B / KJR-29B
KJR-120C / WF-60A1
4.1 Some connectors introduce:
MUCSR-24-H9; MUCSR-30-H9; MUCSR-36-H9; MUCSR-48-H9T; MUCSR-60-H9T
Wiring Diagrams
Indoor Units 13
B For ALARM terminal port CN33
1. Provide the terminal port to connect ALARM, but no voltage of the terminal port , the power
from the ALARM system (not from the unit )
2. Although design voltage can support higher voltage, but we strongly ask you connect the
power less than 24V, current less than 0.5A
3. When the unit occurs the problem, the relay would be closed, then ALARM works
C. For new fresh motor terminal port CN8
1. Connect the fan motor to the port, no need care L/N of the motor;
2. The output voltage is the power supply;
3. The fresh motor cannot excess 200W or 1A, follow the smaller one;
4. The new fresh motor will be worked when the indoor fan motor work ;when the indoor fan
motor stops, the new fresh motor would be stopped;
5. When the unit enter force cooling mode or capacity testing mode, the fresh motor isn’t work.
Wiring Diagrams
Indoor Units 14
Wiring Diagrams
Indoor Units 15
4.2
Micro-Switch Introduce:
A. Micro-switch SW1 is for selection of indoor fan stop temperature (TEL0) when it is in
anti-cold wind action in heating mode.
Range: 24
o
C, 15
o
C, 8
o
C, according to EEROM setting (reserved for special customizing).
T2
Settin
g fan speed
H
M+
M
L
Super slow
Fan off
TEL0+16
TEL0+14
TEL0+12
TEL0+10
TEL0+8
TEL0+6
TEL0+12
TEL0+10
TEL0+8
TEL0+6
TEL0+4
TEL0
B.Micro-switch SW2 is for selection of indoor FAN ACTION if room temperature reaches the
setpoint and the compressor stops.
Range: OFF (in 127s), Keep running.
Wiring Diagrams
Indoor Units 16
C.Micro-switch SW3 is for selection of auto-restart function.
Range: Active, inactive
D. Micro-switch SW5 is for setting the master or slave unit when the unit is in twin connection.
Range: Master no slave (Normal 1 drive 1 connection), Master (2 positions without
difference), Slave
E.Micro-switch SW6 is for selection of temperature compensation in heating mode. This helps
to reduce the real temperature difference between ceiling and floor so that the unit could run
properly. If the height of installation is lower, smaller value could be chosen.
Range: 6
o
C, 4
o
C, 2
o
C, E function (reserved for special customizing)
F.Micro-switch S1 and dial-switch S2 are for address setting when you want to control this unit
by a central controller.
Range: 00-63
Wiring Diagrams
Indoor Units 17
G. Dial-switch ENC1: The indoor PCB is universal designed for whole series units from 18K
to 55K. This ENC1 setting will tell the main program what size the unit is.
NOTE: Usually there is glue on it because the switch position cannot be changed at random
unless you want to use this PCB as a spare part to use in another unit. Then you have to select
the right position to match the size of the unit.
Air Velocity Distributions (Reference Data)
Indoor Units 18
5. Air Velocity Distributions (Reference Data)
24K:
Cooling:
Heating:
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