MXS Service Manual

RA Indoor Unit SiUS121736EA
13 Specifications
60 Hz, 208 - 230 V
Note: SL: The Quiet fan level of the airflow rate setting.
Model
FTXR12TVJUW FTXR12TVJUS
Cooling Heating Cooling Heating
Rated Capacity 12 kBtu/h Class 12 kBtu/h Class
Front Panel Color White Silver
Airflow Rate
H
cfm
(m³/min)
335 (9.5) 395 (11.2) 335 (9.5) 395 (11.2)
M 219 (6.2) 290 (8.2) 219 (6.2) 290 (8.2)
L 169 (4.8) 226 (6.4) 169 (4.8) 226 (6.4)
SL 131 (3.7) 131 (3.7) 131 (3.7) 131 (3.7)
Fan
Type Cross Flow Fan Cross Flow Fan
Motor Output W 29 29
Speed Steps 5 Steps, Quiet, Auto 5 Steps, Quiet, Auto
Air Direction Control Right, Left, Horizontal, Downward Right, Left, Horizontal, Downward
Air Filter Removable, Washable, Mildew Proof Removable, Washable, Mildew Proof
Running Current (Rated) A 0.13 - 0.12 0.19 - 0.17 0.13 - 0.12 0.19 - 0.17
Power Consumption (Rated) W 26 - 26 38 - 38 26 - 26 38 - 38
Power Factor (Rated) % 96.1 - 94.2 96.1 - 97.1 96.1 - 94.2 96.1 - 97.1
Temperature Control Microcomputer Control Microcomputer Control
Dimensions (H × W × D) in. (mm) 11-15/16 × 39-5/16 × 8-3/8 (303 × 998 × 212) 11-15/16 × 39-5/16 × 8-3/8 (303 × 998 × 212)
Packaged Dimensions (H × W × D) in. (mm) 12-11/16 × 43-3/8 × 15-5/16 (322 × 1,101 × 389) 12-11/16 × 43-3/8 × 15-5/16 (322 × 1,101 × 389)
Weight (Mass) Lbs (kg) 27 (12) 27 (12)
Gross Weight (Gross Mass) Lbs (kg) 36 (16) 36 (16)
Sound Pressure
Level
H / M / L / SL dB(A) 45 / 34 / 26 / 20 45 / 37 / 29 / 20 45 / 34 / 26 / 20 45 / 37 / 29 / 20
Sound Power Level dB — — — —
Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes
Piping
Connections
Liquid in. (mm) φ 1/4 (φ 6.4) φ 1/4 (φ 6.4)
Gas in. (mm) φ 3/8 (φ 9.5) φ 3/8 (φ 9.5)
Drain in. (mm) φ 11/16 (φ 18) φ 11/16 (φ 18)
Drawing No. C: 3D120044 C: 3D120044
Model
FTXR18TVJUW FTXR18TVJUS
Cooling Heating Cooling Heating
Rated Capacity 18 kBtu/h Class 18 kBtu/h Class
Front Panel Color White Silver
Airflow Rate
H
cfm
(m³/min)
350 (9.9) 413 (11.7) 350 (9.9) 413 (11.7)
M 275 (7.8) 332 (9.4) 275 (7.8) 332 (9.4)
L 226 (6.4) 275 (7.8) 226 (6.4) 275 (7.8)
SL 208 (5.9) 208 (5.9) 208 (5.9) 208 (5.9)
Fan
Type Cross Flow Fan Cross Flow Fan
Motor Output W 29 29
Speed Steps 5 Steps, Quiet, Auto 5 Steps, Quiet, Auto
Air Direction Control Right, Left, Horizontal, Downward Right, Left, Horizontal, Downward
Air Filter Removable, Washable, Mildew Proof Removable, Washable, Mildew Proof
Running Current (Rated) A 0.14 - 0.14 0.21 - 0.21 0.14 - 0.14 0.21 - 0.21
Power Consumption (Rated) W 28 - 28 42 - 42 28 - 28 42 - 42
Power Factor (Rated) % 96.1 - 87.0 96.2 - 87.0 96.1 - 87.0 96.2 - 87.0
Temperature Control Microcomputer Control Microcomputer Control
Dimensions (H × W × D) in. (mm) 11-15/16 × 39-5/16 × 8-3/8 (303 × 998 × 212) 11-15/16 × 39-5/16 × 8-3/8 (303 × 998 × 212)
Packaged Dimensions (H × W × D) in. (mm) 12-11/16 × 43-3/8 × 15-5/16 (322 × 1,101 × 389) 12-11/16 × 43-3/8 × 15-5/16 (322 × 1,101 × 389)
Weight (Mass) Lbs (kg) 27 (12) 27 (12)
Gross Weight (Gross Mass) Lbs (kg) 36 (16) 36 (16)
Sound Pressure
Level
H / M / L / SL dB(A) 46 / 40 / 35 / 30 47 / 41 / 35 / 30 46 / 40 / 35 / 30 47 / 41 / 35 / 30
Sound Power Level dB — — — —
Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes
Piping
Connections
Liquid in. (mm) φ 1/4 (φ 6.4) φ 1/4 (φ 6.4)
Gas in. (mm) φ 1/2 (φ 12.7) φ 1/2 (φ 12.7)
Drain in. (mm) φ 11/16 (φ 18) φ 11/16 (φ 18)
Drawing No. C: 3D120048A C: 3D120048A
Conversion Formulae
kcal/h = kW × 860
Btu/h = kW × 3412
cfm = m³/min × 35.3