Vivax ACP-18CC50AECI, ACP-42CC120AECI, ACP-24CC70AECI, ACP-36CC105AECI, ACP-12CT35AERI Service Manual
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EN
Service manual
ACP-12CC35AECI
ACP-18CC50AECI
ACP-24CC70AECI
ACP-36CC105AECI
ACP-42CC120AECI
ACP-48CC140AECI
ACP-55CC160AECI
Contents
Contents i
Part 1 General Information .................................................................................................... 1
Part 2 Indoor Units ................................................................................................................. 6
Part 3 Outdoor Units ............................................................................................................. 73
Part 4 Installation .................................................................................................................. 86
Part 5 Electrical Control System ....................................................................................... 118
※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 Lists ................................................................................................. 2
2. External Appearance ................................................................................. 3
2.1 Indoor Units ............................................................................................................ 3
2.2 Outdoor Units ......................................................................................................... 3
3. Nomenclature ............................................................................................. 4
4. Features ...................................................................................................... 5
Model Lists
2 General Information
1. Model Lists
1.1 Indoor Units
R410A (capacity multiplied by 1000Btu/h)
Type Function 12 18 24 30 36 42 48 55
Super slim cassette Cooling and heating ● ● ● ● ● ● ●
Duct Cooling and heating ● ● ● ● ● ● ● ●
Ceiling-floor Cooling and heating ● ● ● ● ● ● ●
Four-way cassette(compact) Cooling and heating ● ●
Console Cooling and heating ●
1.2 Outdoor Units
Universal Outdoor unit Model Compressor type Compressor Brand Matched indoor units
ACP-12CC35AECI
Rotary GMCC
ACP-18CC50AECI
Rotary GMCC
ACP-24CC70AECI
Rotary GMCC
Rotary Mitsubishi
ACP-36CC105AECI
Rotary Mitsubishi
ACP-42CC120AECI
Rotary Mitsubishi
Rotary Mitsubishi
ACP-48CC140AECI
ACP-55CC160AECI
ACP-12CC35AECI
ACP-18CC50AECI
ACP-24CC70AECI
ACP-36CC105AECI
ACP-42CC120AECI
ACP-48CC140AECI
ACP-55CC160AECI
External Appearance
General Information 3
2. External Appearance
2.1 Indoor Units
Super slim cassette
Duct
Ceiling-Floor
Compact Four-way cassette
Console
2.2 Outdoor Units
Single fan outdoor unit
Double fan outdoor unit
Features
General Information 5
4. Features
4.1. To meet Europe A level, actual EER/COP of new product with BLDC motors of indoor & outdoor unit and
DC compressor will be higher than 3.4.
4.2. Low ambient kit is standard for outdoor units
4.3. Network control function is standard for the indoor units.
4.4. Standard auto restart function and follow me function.
4.5. Slim cassette with standard remote controller, wire controller and CCM for optional. Med Duct and
HESP duct with standard wired controller, remote controller and CCM for optional.
4.6. Standard anti-cold air function.
4.7. Standard auto defrosting function.
4.8. Standard self-diagnose function.
4.9. Standard timer function and sleep mode function controlled by controller.
Indoor Units
6 Indoor Units
Part 2
Indoor Units
Super Slim Cassette Type ................................................ 7
Duct Type ......................................................................... 22
Ceiling & Floor Type ....................................................... 38
Four-way Cassette Type (Compact) .............................. 53
Console Type ................................................................... 62
Super Slim Cassette Type
Indoor Units 7
Super Slim Cassette Type
1. Features ......................................................................... 8
2. Dimensions .................................................................. 11
3. Service Space .............................................................. 12
4. Wiring Diagrams ......................................................... 13
5. Air Velocity Distributions(Reference Data) ............... 14
6. Electric Characteristics .............................................. 17
7. Sound Levels ............................................................... 18
8. Accessories ................................................................. 19
9. The Specification of Power ........................................ 20
10. Field Wiring ................................................................ 21
Features
8 Indoor Units
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.
1.4 External air duct design
Reserve external air duct, more flexible for the air supply.
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Features
Indoor Units 9
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
Features
10 Indoor Units
1.7 Twins Combination(18k-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 11
2. Dimensions
840
840
950
950
C
Test mouth &
Test cover
Drain hole
32
Wiring connection port
680
780
780
680
136
126
91
196
132
A
A
B
A
A
B
A
A
B
A
B
Service hole for
draining pump
Fresh air intake
75
55
80
80
4-install hanger
Gas side
Liquid side
E-parts box
135
90
Panel
Body
92929292
D
D
92 92
D
D
D
D
92
9292
92
92 92
92
92
D
D
Unit: mm
Model A B C D
160 75 205 50
160 95 245 60
160 95 287 60
ACP-12CC35AECI
ACP-18CC50AECI
ACP-24CC70AECI
ACP-36CC105AECI
ACP-42CC120AECI
ACP-48CC140AECI
ACP-55CC160AECI
Service Space
12 Indoor Units
3. Service Space
>1000 mm
>1000mm
>1000mm
>1000mm
Wiring Diagrams
Indoor Units 13
4. Wiring Diagrams
ACP-36CC105AECI, ACP-42CC120AECI, ACP-48CC140AECI, ACP-55CC160AECI
Air Velocity Distributions (Reference Data)
14 Indoor Units
5. Air Velocity Distributions (Reference Data)
18-24K:
Cooling:
Heating:
Air Velocity Distributions (Reference Data)
Indoor Units 15
30-42K:
Cooling:
Heating:
Air Velocity Distributions (Reference Data)
16 Indoor Units
48-55K：
Cooling:
Heating:
Electric Characteristics
Indoor Units 17
6. Electric Characteristics
Model
Indoor Unit
Power
Supply
Hz Voltage Min Max MFA
ACP-24CC70AECI 50 220-240 198 254 10
ACP-36CC105AECI 50 220-240 198 254 10
ACP-42CC120AECI 50 220-240 198 254 10
Notes:
MFA: Max. Fuse Amps. (A)
ACP-48CC140AECI 50 220-240 198 254 10
ACP-55CC160AECI 50 220-240 198 254 10
Sound Levels
18 Indoor Units
7. Sound Levels
1.4m
Microphone
Model Noise Power dB(A)
Noise level dB(A)
H M L
ACP-36CC105AECI
62 48 44 40
ACP-42CC120AECI
62 51 47 44
ACP-48CC140AECI
ACP-55CC160AECI
/ 51 47 44
/ 51 47 44
Accessories
Indoor Units 19
8. Accessories
Name Shape Quantity
Installation Fittings
Installation paper board
1
Tubing & Fittings
Soundproof / insulation sheath
1
Drainpipe Fittings
Out-let pipe sheath
1
Out-let pipe clasp 1
Drain joint 1
Seal ring 1
Remote controller & Its
Frame(The product you
have might not be
provided the following
accessories)
Remote controller & Its Frame
1
Remote controller holder 1
Mounting screw(ST2.9×10-C-H) 2
Remote controller manual 1
Alkaline dry batteries (AM4)
2
Others
Owner's manual 1
Installation manual 1
Installation accessory
(The product you have
might not be provided the
following accessories
Expansible hook
4
Installation hook
4
Orifice
1
The Specification of Power
20 Indoor Units
9. The Specification of Power
Model 18000-24000Btu/h 30000 Btu/h 36000 Btu/h 36000 Btu/h
INDOOR UNIT
POWER
Phase 1-phase 1-phase 1-phase 1-phase
Frequency and
Voltage
220-240V, 50Hz 220-240V, 50Hz 220-240V, 50Hz 220-240V, 50Hz
POWER WIRING
(mm
2
)
3×1.0 3×1.0 3×1.0 3×1.0
CIRCUIT BREAKER
/ Fuse (A)
15/10 15/10 15/10 15/10
OUTDOOR UNIT
POWER
Phase 1-phase 1-phase 1-phase 3-phase
Frequency and
Voltage
220-240V, 50Hz 220-240V, 50Hz 220-240V, 50Hz 380-420V, 50Hz
POWER WIRING
(mm2)
3×2.5 3×2.5 3×4.0 5×2.5
CIRCUIT BREAKER
/ Fuse (A)
30/20 40/30 40/30 30/20
Indoor/Outdoor Connecting Wiring
(Weak Electric Signal) (mm
2
)
2×0.2 2×0.2
2×0.2 2×0.2
Indoor/Outdoor Connecting Wiring
(Strong Electric Signal) (mm
2
)
Model(Btu/h) 48000 42000-60000
INDOOR UNIT
POWER
Phase 1-phase 1-phase
Frequency and
Voltage
220-240V, 50Hz 220-240V, 50Hz
Power Wiring
(mm
2
)
3×1.0 3×1.0
Circuit Breaker/Fuse
(A)
15/10 15/10
OUTDOOR UNIT
POWER
Phase 1-phase 3-phase
Frequency and
Voltage
220-240V, 50Hz 380-415V, 50Hz
Power Wiring
(mm
2
)
3×4.0 5×2.5
Circuit Breaker/Fuse
(A)
40/35 30/25
Indoor/Outdoor Connecting Wiring
(Weak Electric Signal) (mm
2
)
2×0.2
2×0.2
Indoor/Outdoor Connecting Wiring
(Strong Electric Signal) (mm
2
)
Field Wiring
Indoor Units 21
10. Field Wiring
Duct Type
22 Indoor Units
Duct Type
1. Features ............................................................................. 23
2. Dimensions ........................................................................ 26
3. Service Space .................................................................... 27
4. Wiring Diagrams................................................................ 28
5. Static Pressure .................................................................. 30
6. Electric Characteristics .................................................... 33
7. Sound Levels ..................................................................... 34
8. Accessories ....................................................................... 35
9. The Specification of Power .............................................. 36
10. Field Wiring ..................................................................... 37
Features
Indoor Units 23
1. Features
1.1 Installation accessories: (Optional)
Front Board, Canvas Air Passage, Filter, Panel, for easy installation
1.2 Easy Installation: Two air inlet styles (Bottom side or Rear side)
Air inlet from rear is standard for all capacity; air inlet from bottom is optional.
The size of air inlet frame from rear and bottom is same, it’s very easy to move the cover from bottom to
rear side, or from rear to the bottom, in order to matching the installation condition.
1.3 Fresh air intake function(Optional for 18~60k)
Install one duct from the reserved fresh-air intake to outdoor.
Continually inhale the fresh air to improve the quality of the indoor air, fulfills air quality more healthy and
comfortable.
1.4 Easy maintenance
Clean the filter (Optional, standard product without filter)
It is easy to draw out the filter from the indoor unit for cleaning, even the filter is installed in rear side or
bottom side.
Front Board
Canvas Air Passage Filter Panel
Air intake from rear (Standard)
Air intake from bottom (Optional)
Features
24 Indoor Units
Replace the motor or centrifugal fan
Remove the ventilated panel firstly. Remove a half of blower housing and take out the motor with
centrifugal fan. Directly remove two bolts, and then replace the motor or centrifugal fan easily.
1.5 Reserved remote on-off and central control ports
Reserved remote on-off ports and central control ports, can connect the cable of an on-off controller or a
central controller to realize remote on-off control function or group control function.
1.6 Built-in drain pump (Optional):
Built-in drain pump can lift the water to 750mm upmost. It’s convenient to install drainage piping under
most space condition.
Motor
Blower Housing
Ventilated Panel
Remote on-off ports
Central control ports
Features
Indoor Units 25
1.7 Built-in display board
The standard indoor unit can be controlled by wired controller.
There is a display board with a receiver in the E-box. Move out the display, and fix it in other place, even
in the distance of 10m. The unit will realized remoter control.
The wired controller and the display board can display the error code or production code when the chips
detect some failure.
1.8 Twins Combination
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.
Display
750mm upmost
Wired Controller (Standard)
Remote Controller (Optional)
Dimensions
26 Indoor Units
2. Dimensions
A
C
B
D
J
I
K
Air filter ( optional )
air inlet from rear side
air inlet from bottom side
FE
G
H
Electric control box
Air filter ( optional )
L
4-install hanger
Gas side
Liquid side
M
W1
W2
H1
H2
25 Drain connecting pipe
( for pump )
Test mouth & Test cover
Fresh air intake
25 Drain pipe
25 Drain pipe
Note: standard product without filter Unit: mm
Model
Outline dimension(mm) Air outlet opening size Air return opening size
Size of
install
hanger
Size of refrigerant pipe
A B C D E F G H I J K L M H1 H2 W1 W2
MTBU-12HWFN1-QRD0W 700 210 635 570 65 493 35 119 595 200 80 740 350 120 143 95 150
MTB-18HWFN1-QRD0
MTB-24HWFN1-QRD0
920 270 635 570 65 713 35 179 815 260 20 960 350 120 143 95 150
MTB-30HWFN1-QRD0 1140 270 775 710 65 933 35 179 1035 260 45 1240 500 120 143 95 150
MTB-36HWFN1-QRD0
MTB-42HWFN1-QRD0
MTB-48HWFN1-QRD0
MTB-55HWFN1-QRD0
1200 300 865 800 80 968 40 204 1094 288 45 1240 500 175 198 155 210
Service Space
Indoor Units 27
3. Service Space
Ensure enough space required for installation and maintenance.
All the indoor units reserve the hole to joint the fresh air pipe. The hole size as following:
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