Toyotomi CFT35A-R User manual

Service Manual
MODEL:
CFT35A-R
CFT50A-R
CFT70A-R
CFT100A-R
CFT140A-R
CFT170A-R

Dimensions
Ceiling & Floor Type 5
2. Dimensions
a. Wall mounting installation
B
AC
D
E
b. Ceiling installation
F
>20mm
G
Capacity (Btu/h) A B C D E F
G
12000-24000 990 660 203 505 506 907 200
30000-36000 1280 660 203 795 506 1195 200
48000-60000 1670 680 240 1070 450 1542 200
Note: The dimension of 12000Btu/h, 18000Btu/h and 24000Btu/h are the same.
The dimension of 30000Btu/h and 36000Btu/h are the same.
The dimension of 48000Btu/h and 60000Btu/h are the same.

Service Space
6Ceiling & Floor Type
3. Service Space

Wiring Diagrams
Ceiling & Floor Type 7
4. Wiring Diagrams
CFT 35A-Ri CFT 50A-Ri

Wiring Diagrams
8Ceiling & Floor Type
CFT 70A-Ri

Wiring Diagrams
Ceiling & Floor Type 9
CFT 100A-Ri

Wiring Diagrams
10 Ceiling & Floor Type
CFT 140A-Ri CFT 170A-Ri

Air Velocity and Temperature Distributions(Reference Data)
Ceiling & Floor Type 11
5. Air Velocity and Temperature Distributions(Reference Data)
Discharge angle 60° (CEILING)
Airflow velocity
Temperature

Air Velocity and Temperature Distributions(Reference Data)
12 Ceiling & Floor Type
Discharge angle 60°(FLOOR)
Temperature
Airflow velocity

Electric Characteristics
Ceiling & Floor Type 13
6. Electric Characteristics
Model Indoor Units Power Supply
Hz Voltage Min. Max. MFA
CFT 35A-Ri 50 220-240V 198V 254V 16
CFT 50A-Ri 50 220-240V 198V 254V 16
CFT 70A-Ri 50 220-240V 198V 254V 25
CFT 100A-Ri 50 380-415V 342V 418V 20
CFT 140A-Ri 50 380-420V 342V 440V 20
CFT 170A-Ri 50 380-420V 342V 440V 20
Note:
MFA: Max. Fuse Amps. (A)

Sound Levels
14 Ceiling & Floor Type
7. Sound Levels
Ceiling Floor
Model Noise level dB(A)
HML
CFT 35A-Ri 43 41 38
CFT 50A-Ri 43 41 38
CFT 70A-Ri 45 43 40
CFT 100A-Ri 45 43 40
CFT 140A-Ri 50 47 45
CFT 170A-Ri 50 49 47

Accessories
Ceiling & Floor Type 15
8. Accessories
Installation fittings
Name Shape Quantity
1.Hook 2
2.Hanging arm 2
Remote controller & Its
holder
3. Remote controller 1
4. Remote controller holder 1
5. Mounting screw (ST2.9×10-C-H) 2
6. Alkaline dry batteries (AM4) 2
Others
7. Owner's manual 1
8. Installation manual 1
9. Remote controller manual 1

The Specification of Power
16 Ceiling & Floor Type
9. The Specification of Power
Cooling & Heating
Type 12000-18000
Btu/h 24000Btu/h 30000-36000 Btu/h
30000-60000
Btu/h
Power
Phase 1-phase 1-phase 1-phase 3-phase
Frequency and Voltage 220-240V,
50Hz
220-240V,
50Hz
220-240V,
50Hz
380-415V,
50Hz
Circuit Breaker/ Fuse (A) 20/16 40/25 50/30 25/20
Indoor Unit Power Wiring (mm2) 3×2.5 3×2.5 3×4.0 5×2.5
Indoor/Outdoor
Connecting Wiring (mm2)
Ground Wiring 2.5 2.5 4.0 2.5
Outdoor Unit Power Wiring 3×2.5 3×2.5 3×4.0 5×2.5
Strong Electric Signal 2×1.0 3×1.5 3×1.0 3×1.0
Weak Electric Signal
2-core shield
wire 2×0.75
mm2/2×0.5
mm2
2-core shield
wire 2×0.75
mm2
2-core shield
wire 2×0.75
mm2

Outdoor Units
20 Outdoor Units
Outdoor Units
1. Dimensions .................................................................................................21
2. Service Space..............................................................................................23
3. Piping Diagrams..........................................................................................24
4. Wiring Diagrams .........................................................................................27
5. Electric Characteristics ..............................................................................31
6. Operation Limits .........................................................................................32
7. Sound Levels ..............................................................................................33

Dimensions
Outdoor Units 21
1. Dimensions
mm
Model A B C D E F H
CFT 35A-Ro 780 548 266 300 241 250 547
CFT 50A-Ro 762 530 290 315 270 282 593
CFT 70A-Ro 842 560 335 360 312 324 695
CFT 100A-Ro 990 624 366 396 340 354 966

Dimensions
22 Outdoor Units
mm
Model A B C D E F H
CFT 140A-Ro 900 590 378 400 330 340 1167
CFT 170A-Ro 900 590 378 400 330 340 1167

Service Space
Outdoor Units 23
2. Service Space
More than 60cm
More than 30cm
More than 60cm
More than 200cm
Air inlet
Air inlet More than 30cm
Air outlet
(Wall or obstacle)
Maintain channel

Piping Diagrams
24 Outdoor Units
3. Piping Diagrams
CFT 35A-Ro, CFT 50A-Ro, CFT 70A-Ro, CFT 100A-Ro
LIQUID SIDE
GAS SIDE
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
COMPRESSOR
2-WAY VALVE
3-WAY VALVE
4-WAY VALVE
COOLING
HEATING
T2 Evaporator
temp. sensor
T1 Room temp.
sensor
T3 Condenser
temp. sensor
ACCUMULATOR
INDOOR OUTDOOR
CHECK VALVE
(Heating Model only)
CAPILIARY TUBE
For CFT 35A-Ro, CFT 50A-Ro, CFT 70A-Ro the accumulator is not included.

Piping Diagrams
Outdoor Units 25
LIQUID SIDE
GAS SIDE
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
COMPRESSOR
2-WAY VALVE
3-WAY VALVE
4-WAY VALVE
COOLING
HEATING
T2 Evaporator
temp. sensor
T1 Room temp.
sensor
T3 Condenser
temp. sensor
ACCUMULATOR
CFT 140A-R INDOOR OUTDOOR
T4 Ambient
temp. sensor
CHECK VALVE
(Heating Model only)
CAPILIARY TUBE