Fujitsu ASU7RLF1 User manual

FOUR ROOM MULTI
AIR CONDITIONER
CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . .1
DIMENSIONS. . . . . . . . . . . . . . . . . . . . . . .5
REFRIGERANT SYSTEM DIAGRAM . . . 11
ERROR DETECTION. . . . . . . . . . . . . . . .24
CIRCUIT DIAGRAM. . . . . . . . . . . . . . . . .14
INDOOR PCB CIRCUIT DIAGRAM. . . . .
18
OUTDOOR PCB CIRCUIT DIAGRAM . . .
19
PARTS (INDOOR UNIT) . . . . . . . . . . . . .
26
PARTS (OUTDOOR UNIT). . . . . . . . . . .
30
ACCESSORIES. . . . . . . . . . . . . . . . . . . . 55
Indoor unitOutdoor unit ASU7RLF1
ASU9RLF1
ASU12RLF1
ASU18RLF
ASU24RLF
AGU9RLF
AGU12RLF
AGU15RLF
AUU7RLF
AUU9RLF
AUU12RLF
AUU18RLF
UTG-CCGF
ARU7RLF
ARU9RLF
ARU12RLF
ARU18RLF
ARU24RLF
AOU36RLXFZ1

12015.03.02
MODEL NAME COOLING CAPACITY HEATING CAPACITY POWER SUPPLY RUNNING CURRENT INPUT WATTS SEER
ELECTRICAL SPECIFICATIONS COMBINATION WITH 4 UNITS OF ASU9RLF1 COMBINATION WITH 4 UNITS OF ARU9RLF
COMPRESSOR AND REFRIGERANT MEASUREMENT
FAN MOTOR
COMPRESSOR TYPE DISCRIMINATION WEIGHT (with oil)
208 / 230 Volts 60 Hz
N-TF30ND1A
PRECHARGED REFRIGERANT 7 lbs 1 oz 3,200 g
33 lbs 12 oz 15.3 kg
Cooling Heating Cooling Heating Cooling Heating Cooling Heating
TYPE Four room multi inverter
Hermetic type, Inverter, 4 poles,
3-phase, Brushless DC motor,
Two cylinder rotary
32-11/16 x 35-7/16 x 13 inch
830 x 900 x 330 mm
149 lbs 15 oz / 165 lbs 6 oz
68 kg / 75 kg
OUTDOOR UNIT
WEIGHT DIMENSIONS
MFE-45VVT
H x W x D
Net / Shipping
HEATING
AOU36RLXFZ1
SPECIFICATIONS
35,200 Btu/h 36,400 Btu/h
15.4 Amperes 13.1 Amperes
3,520 Watts 3,000 Watts
18.0
9.4
EER 10.00 Btu/W
3.56 W/W
RUNNING CURRENT INPUT WATTS SEER
Cooling Heating Cooling Heating Cooling Heating Cooling Heating
17.1 Amperes 14.1 Amperes
3,920 Watts 3,220 Watts
16.0
8.7
EER HSPF COP HSPF COP
9.00 Btu/W
3.32 W/W
900 r.p.m. 850 r.p.m.COOLING
DISCRIMINATION
NOISE LEVEL
HEATING 55 dB
53 dBCOOLING

22015.02.17
High
DISCRIMINATION
Medium Low
H x W x D 12-5/8 x 39-1/4 x 9 inch
320 x 998 x 228 mm
FAN MOTOR MEASUREMENTS
Net / Shipping 31 lbs. / 40 lbs. 14 kg / 18 kg
MFD-50RON
1,250 r.p.m. 1,480 r.p.m. 1,020 r.p.m. 1,220 r.p.m.
900 r.p.m. 1,020 r.p.m.
Quiet Quiet
770 r.p.m. 900 r.p.m.
1,250 r.p.m. 1,430 r.p.m. 1,020 r.p.m. 1,220 r.p.m.
900 r.p.m. 1,020 r.p.m. 790 r.p.m. 900 r.p.m.
INDOOR UNIT WALL MOUNTED
ASU24RLFASU18RLFMODEL NAME
FAN REVOLUTION DIMENSIONS WEIGHT
18,000 Btu/h class 24,000 Btu/h class
ELECTRICAL DATA
659 cfm 1,120 m3/h542 cfm 920 m3/h
530 cfm 900 m3/h436 cfm 740 m3/h 436 cfm 740 m3/h365 cfm 620 m3/h 365 cfm 620 m3/h324 cfm 550 m3/h
647 cfm 1,100 m3/h542 cfm 920 m3/h
530 cfm 900 m3/h436 cfm 740 m3/h 436 cfm 740 m3/h365 cfm 620 m3/h 365 cfm 620 m3/h324 cfm 550 m3/h
CAPACITY AIR FLOW
Cooling Heating Cooling Heating
High Medium
43 dB(A)
Low High Medium Low Quiet Quiet High Medium Low
Cooling Heating
High Medium Low Quiet Quiet High Medium Low
33 dB(A)
49 dB(A) 37 dB(A)
31 dB(A) 33 dB(A) 37 dB(A) 42 dB(A) 44 dB(A) 33 dB(A)
48 dB(A) 37 dB(A)
31 dB(A) 33 dB(A) 37 dB(A) 42 dB(A)
NOISE LEVEL
High
DISCRIMINATION
Medium Low
H x W x D 10-9/16 x 33-1/16 x 8 inch 268 x 840 x 203 mm
FAN MOTOR MEASUREMENTS
Net / Shipping 19 lb. / 23 lb. 8.5 kg / 10.5 kg
MFD-12CYAN
1,050 r.p.m. 1,090 r.p.m. 1,190 r.p.m.
950 r.p.m. 980 r.p.m. 1,050 r.p.m. 850 r.p.m. 850 r.p.m. 880 r.p.m.
Quiet Quiet
680 r.p.m. 680 r.p.m. 680 r.p.m.
1,050 r.p.m. 1,090 r.p.m. 1,190 r.p.m.
950 r.p.m. 980 r.p.m. 1,050 r.p.m. 850 r.p.m. 850 r.p.m. 910 r.p.m. 710 r.p.m. 710 r.p.m. 710 r.p.m.
INDOOR UNIT COMPACT WALL MOUNTED
ASU12RLF1ASU9RLF1ASU7RLF1MODEL NAME
FAN REVOLUTION DIMENSIONS WEIGHT
7,000 Btu/h class 9,000 Btu/h class 12,000 Btu/h class
ELECTRICAL DATA
353 cfm 600 m3/h330 cfm 560 m3/h 388 cfm 660 m3/h
306 cfm 520 m3/h294 cfm 500 m3/h 330 cfm 560 m3/h 253 cfm 430 m3/h253 cfm 430 m3/h 265 cfm 450 m3/h 182 cfm 310 m3/h182 cfm 310 m3/h 182 cfm 310 m3/h 353 cfm 600 m3/h330 cfm 560 m3/h 388 cfm 660 m3/h 306 cfm 520 m3/h294 cfm 500 m3/h 330 cfm 560 m3/h 253 cfm 430 m3/h253 cfm 430 m3/h 277 cfm 470 m3/h 194 cfm 330 m3/h194 cfm 330 m3/h 194 cfm 330 m3/h
CAPACITY AIR FLOW
Cooling Heating Cooling Heating
High Medium
36 dB(A)
Low High Medium Low Quiet Quiet High Medium Low
Cooling Heating
High Medium Low Quiet Quiet High Medium Low
29 dB(A)
37 dB(A) 29 dB(A)
40 dB(A) 30 dB(A)
21 dB(A) 21 dB(A) 21 dB(A) 32 dB(A) 33 dB(A) 36 dB(A) 36 dB(A) 29 dB(A)
37 dB(A) 29 dB(A)
40 dB(A) 31 dB(A)
22 dB(A) 22 dB(A) 22 dB(A) 32 dB(A) 33 dB(A) 36 dB(A)
NOISE LEVEL

High
DISCRIMINATION
Medium Low
H x W x D 9-21/32 x 22-7/16 x 22-7/16 inch 245 x 570 x 570 mm
FAN MOTOR MEASUREMENTS
Net / Shipping 33 lbs / 40 lbs 15 kg / 18 kg
MFF-24VVL
590 r.p.m. 660 r.p.m. 790 r.p.m.
540 r.p.m. 580 r.p.m. 660 r.p.m.
490 r.p.m. 520 r.p.m. 570 r.p.m.
Quiet Quiet
440 r.p.m. 460 r.p.m. 460 r.p.m. 590 r.p.m. 650 r.p.m. 840 r.p.m. 540 r.p.m. 580 r.p.m. 750 r.p.m. 490 r.p.m. 520 r.p.m. 650 r.p.m. 440 r.p.m. 460 r.p.m. 500 r.p.m.
INDOOR UNIT COMPACT CASSETTE
AUU18RLFAUU12RLFAUU9RLFAUU7RLFMODEL NAME
FAN REVOLUTION
DIMENSIONS WEIGHT
H x W x D 1-15/16 x 27-9/16 x 27-9/16 inch 49 x 700 x 700 mm
PANEL MEASUREMENTS
Net / Shipping 5.7 lbs / 10 lbs 2.6 kg / 4.5 kg
DIMENSIONS
WEIGHT
UTG-CCGFMODEL NAME
9,000 Btu/h class 12,000 Btu/h class 18,000 Btu/h class
ELECTRICAL DATA
359 cfm 610 m3/h318 cfm 540 m3/h 441 cfm 750 m3/h
312 cfm 530 m3/h288 cfm 490 m3/h 359 cfm 610 m3/h 277 cfm 470 m3/h259 cfm 440 m3/h 306 cfm 520 m3/h 241 cfm 410 m3/h230 cfm 390 m3/h 241 cfm 410 m3/h 359 cfm 610 m3/h318 cfm 540 m3/h 471 cfm 800 m3/h 312 cfm 530 m3/h288 cfm 490 m3/h 418 cfm 710 m3/h 277 cfm 470 m3/h259 cfm 440 m3/h 353 cfm 600 m3/h 241 cfm 410 m3/h230 cfm 390 m3/h 265 cfm 450 m3/h
CAPACITY
AIR FLOW
Cooling Heating Cooling Heating
High Medium
33 dB(A)
Low High Medium Low Quiet Quiet High Medium Low
Cooling Heating
High Medium Low Quiet Quiet High Medium Low
29 dB(A)
37 dB(A) 31 dB(A)
42 dB(A) 33 dB(A)
27 dB(A) 28 dB(A) 29 dB(A) 31 dB(A) 33 dB(A) 37 dB(A) 34 dB(A) 29 dB(A)
37 dB(A) 31 dB(A)
44 dB(A) 37 dB(A)
27 dB(A) 28 dB(A) 30 dB(A) 32 dB(A)
590 r.p.m. 540 r.p.m. 490 r.p.m. 440 r.p.m. 590 r.p.m. 540 r.p.m. 490 r.p.m. 440 r.p.m.
9,000 Btu/h class
318 cfm 540 m3/h
288 cfm 490 m3/h 259 cfm 440 m3/h 230 cfm 390 m3/h 318 cfm 540 m3/h 288 cfm 490 m3/h 259 cfm 440 m3/h 230 cfm 390 m3/h
33 dB(A) 29 dB(A) 27 dB(A) 31 dB(A) 34 dB(A) 29 dB(A) 27 dB(A) 32 dB(A) 33 dB(A) 40 dB(A)
NOISE LEVEL
3
2015.03.02
H x W x D 23-5/8 x 29-1/8 x 7-7/8 inch 600 x 740 x 200 mm
MEASUREMENT
DIMENSIONS
Net / Shipping 31 lbs / 37 lbs 14 kg / 17 kgWEIGHT
AIR CIRCULATION HIGH (2 fan running)
312 cfm 530 m3/h
312 cfm 530 m3/h
353 cfm 600 m3/h
259 cfm 440 m3/h 288 cfm 490 m3/h 212 cfm 360 m3/h 223 cfm 380 m3/h 159 cfm 270 m3/h 159 cfm 270 m3/h
353 cfm 600 m3/h
270 cfm 460 m3/h 300 cfm 510 m3/h 223 cfm 380 m3/h 241 cfm 410 m3/h 159 cfm 270 m3/h 159 cfm 270 m3/h
FAN MOTOR
DISCRIMINATION MFD-14TXAN (upper) / MFD-14SXAN (lower)
High Medium Low Quiet High
FAN REVOLUTION (upper fan / lower fan) Medium
Low Quiet
1,240 / 1,050 r.p.m.
1,050 / 890 r.p.m.
860 / 730 r.p.m. 660 / 560 r.p.m.
1,240 / 1,050 r.p.m.
1,080 / 920 r.p.m.
910 / 770 r.p.m. 660 / 560 r.p.m.
1,120 / 950 r.p.m.
960 / 820 r.p.m. 820 / 700 r.p.m. 660 / 560 r.p.m.
1,120 / 950 r.p.m. 1,000 / 850 r.p.m.
860 / 730 r.p.m.
660 / 560 r.p.m.
MODEL NAME CAPACITY
INDOOR UNIT FLOOR
AGU12RLFAGU9RLF
9,000 Btu/h class 12,000 Btu/h class
AGU15RLF
14,000 Btu/h class
ELECTRICAL DATA
CoolingHeating CoolingHeating CoolingHeating
Quiet Low Medium High Quiet Low Medium High Quiet Low Medium High Quiet Low Medium High
22 dB(A) 28 dB(A) 34 dB(A) 39 dB(A)
22 dB(A) 30 dB(A) 36 dB(A) 42 dB(A)
22 dB(A) 30 dB(A) 35 dB(A) 39 dB(A)
22 dB(A) 32 dB(A) 38 dB(A) 42 dB(A)
382 cfm 650 m3/h
306 cfm 520 m3/h 235 cfm 400 m3/h 159 cfm 270 m3/h 382 cfm 650 m3/h 318 cfm 540 m3/h 253 cfm 430 m3/h 159 cfm 270 m3/h
1,330 / 1,120 r.p.m.
1,100 / 930 r.p.m.
890 / 750 r.p.m. 660 / 560 r.p.m.
1,330 / 1,120 r.p.m.
1,100 / 930 r.p.m.
860 / 730 r.p.m. 660 / 560 r.p.m.
22 dB(A) 31 dB(A) 38 dB(A) 44 dB(A) 22 dB(A) 33 dB(A) 39 dB(A) 44 dB(A)
NOISE LEVEL

High
DISCRIMINATION
Medium Low
H x W x D
7-25/32 x 35-7/16 x 24-13/32 inch
198 x 900 x 620 mm
7-25/32 x 43-5/16 x 24-13/32 inch
198 x 1,100 x 620 mm
FAN MOTOR MEASUREMENTS
MFG-24WVAL
1,380 r.p.m. 1,460 r.p.m. 1,300 r.p.m. 1,360 r.p.m. 1,220 r.p.m. 1,260 r.p.m.
Quiet Quiet
1,140 r.p.m. 1,180 r.p.m. 1,380 r.p.m. 1,460 r.p.m. 1,300 r.p.m. 1,360 r.p.m. 1,220 r.p.m. 1,260 r.p.m. 1,140 r.p.m. 1,180 r.p.m.
INDOOR UNIT SLIM DUCT
ARU24RLFARU18RLFMODEL NAME
FAN REVOLUTION DIMENSIONS
18,000 Btu/h class 24,000 Btu/h class
ELECTRICAL DATA
783 cfm 1,330 m3/h554 cfm 940 m3/h
730 cfm 1,240 m3/h518 cfm 880 m3/h 648 cfm 1,100 m3/h483 cfm 820 m3/h 607 cfm 1,030 m3/h442 cfm 750 m3/h 783 cfm 1,330 m3/h554 cfm 940 m3/h 730 cfm 1,240 m3/h518 cfm 880 m3/h 648 cfm 1,100 m3/h483 cfm 820 m3/h 607 cfm 1,030 m3/h442 cfm 750 m3/h
CAPACITY AIR FLOW
Cooling Heating Cooling Heating
High Medium
32 dB(A)
Low High Medium Low Quiet Quiet High Medium Low
Cooling Heating
High Medium Low Quiet Quiet High Medium Low
30 dB(A)
33 dB(A) 30 dB(A)
29 dB(A) 29 dB(A) 31 dB(A) 32 dB(A) 33 dB(A) 31 dB(A)
35 dB(A) 32 dB(A)
29 dB(A) 29 dB(A) 32 dB(A) 34 dB(A)
NOISE LEVEL
42015.02.18
High
DISCRIMINATION
Medium Low
H x W x D 7-25/32 x 27-9/16 x 24-13/32 inch
198 x 700 x 620 mm
FAN MOTOR MEASUREMENTS
MFG-09WVL
1,260 r.p.m. 1,340 r.p.m. 1,160 r.p.m. 1,240 r.p.m. 1,060 r.p.m. 1,140 r.p.m.
Quiet Quiet
960 r.p.m. 1,030 r.p.m.
1,260 r.p.m. 1,340 r.p.m. 1,160 r.p.m. 1,240 r.p.m. 1,060 r.p.m. 1,140 r.p.m.
960 r.p.m. 1,030 r.p.m.
INDOOR UNIT SLIM DUCT
ARU12RLFARU9RLFARU7RLFMODEL NAME
FAN REVOLUTION DIMENSIONS
Net / Shipping 49 lbs. / 60 lbs.
22 kg / 27 kg 55 lbs. / 68 lbs.
25 kg / 31 kg
WEIGHT
Net / Shipping 40 lbs. / 51 lbs. 18 kg / 23 kg
37 lbs. / 49 lbs.
17 kg / 22 kg
WEIGHT
9,000 Btu/h class 12,000 Btu/h class
ELECTRICAL DATA
9,000 Btu/h class
383 cfm 650 m3/h353 cfm 600 m3/h
353 cfm 600 m3/h324 cfm 550 m3/h 324 cfm 550 m3/h294 cfm 500 m3/h 283 cfm 480 m3/h265 cfm 450 m3/h 383 cfm 650 m3/h353 cfm 600 m3/h 353 cfm 600 m3/h324 cfm 550 m3/h 324 cfm 550 m3/h294 cfm 500 m3/h 283 cfm 480 m3/h265 cfm 450 m3/h
CAPACITY AIR FLOW
Cooling Heating Cooling Heating
High Medium
28 dB(A)
Low High Medium Low Quiet Quiet High Medium Low
Cooling Heating
High Medium Low Quiet Quiet High Medium Low
26 dB(A)
29 dB(A) 27 dB(A)
25 dB(A) 26 dB(A) 27 dB(A) 28 dB(A) 28 dB(A) 25 dB(A)
29 dB(A) 27 dB(A)
24 dB(A) 24 dB(A) 26 dB(A)
1,260 r.p.m. 1,160 r.p.m. 1,060 r.p.m.
960 r.p.m.
1,260 r.p.m. 1,160 r.p.m. 1,060 r.p.m.
960 r.p.m.
324 cfm 550 m3/h
288 cfm 490 m3/h 277 cfm 470 m3/h 259 cfm 440 m3/h 324 cfm 550 m3/h 288 cfm 490 m3/h 277 cfm 470 m3/h 259 cfm 440 m3/h
28 dB(A) 25 dB(A) 24 dB(A) 26 dB(A) 28 dB(A) 25 dB(A) 24 dB(A) 26 dB(A) 28 dB(A)
NOISE LEVEL

OUTDOOR UNIT AOU36RLXFZ1 DIMENSIONS
14-9/16 inch
370 mm
25-19/32 inch 650 mm
35-7/16 inch 900 mm 1-9/16 inch
40 mm
1-7/32 inch
31 mm 15/32 inch
12 mm
32-11/16 inch
830 mm
13/16 inch
21 mm
11/32 inch 9 mm 15-3/4 inch
400 mm
13 inch
330 mm
5
2015.03.02

2015.01.14 6
INDOOR UNIT WALL MOUNTED ASU18RLF ASU24RLF
39-9/32 inch 998 mm
8-31/32 inch
228 mm
12-19/32 inch
320 mm
INDOOR UNIT COMPACT WALL MOUNTED ASU7RLF1 ASU9RLF1 ASU12RLF1
33-1/16 inch 840 mm
10-9/16inch
268 mm
15.8 to 16.7
8 inch
203 mm
Drain hose
Diameter Outside
Inside : 13.8 mm
23-5/8 inch 600 mm

2015.01.14 7
INDOOR UNIT FLOOR AGU9RLF AGU12RLF AGU15RLF
29-1/8 inch 740 mm
7-7/8 inch
200 mm
23-5/8 inch 600 mm

INDOOR UNIT COMPACT CASSETTE AUU7RLF AUU9RLF AUU12RLF AUU18RLF
2015.01.14 8
DECORATION PANEL UTG-CCGF
20-7/8 inch 530 mm
5-5/16 inch
135 mm 9-27/32 inch
250 mm 27-9/16 inch 700 mm
27-9/16 inch 700 mm
2-15/16 inch
75 mm
21-1/4 inch 540 mm
22-7/16 inch 570 mm
Top view Side view
5-3/4 inch 146 mm
9-21/32 inch
245 mm
Bottom view
1-3/16 inch
30 mm
1-15/16 inch 49 mm
Side view

2015.03.02 9
INDOOR UNIT SLIM DUCT ARU7RLF ARU9RLF ARU12RLF (Serial number : R)
22-19/32 inch 574 mm
6-27/32 inch
174 mm
100 mm 600 mm
3-15/16 x 6 = 23-5/8 inch
25-19/32 inch 650 mm
28-29/32 inch 734 mm
1-3/16 inch
30 mm
14-27/32 inch
377 mm
3-1/16 inch 78 mm
2-5/32 inch
55 mm
13/32 inch
10 mm
24-13/32 inch 620 mm
26-5/32 inch 664 mm
27-9/16 inch 700 mm
7-25/32 inch
198 mm
6-5/8 inch
168 mm
5-15/16 inch 151 mm
3-1/16 inch
78 mm 2-5/32 inch
55 mm
INDOOR UNIT SLIM DUCT ARU18RLF (Serial number : R)
30-15/32 inch 774 mm
6-27/32 inch
174 mm
33-15/32 inch 850 mm 36-25/32 inch 934 mm
100 mm 800 mm
3-15/16 x 8 = 31-1/2 inch
1-3/16 inch
30 mm
14-27/32 inch
377 mm
3-1/16 inch 78 mm
2-5/32 inch
55 mm
13/32 inch
10 mm
24-13/32 inch 620 mm
34-1/32 inch 864 mm 35-7/16 inch 900 mm
7-25/32 inch
198 mm
6-5/8 inch
168 mm
5-15/16 inch 151 mm
3-1/16 inch
78 mm 2-5/32 inch 55 mm

2015.02.17 10
INDOOR UNIT SLIM DUCT ARU24RLF (Serial number : R)
43-5/16 inch 1100 mm
2-5/32 inch
55 mm 3-1/16 inch
78 mm
5-15/16 inch 151 mm
6-5/8 inch
168 mm
14-27/32 inch
377 mm
6-27/32 inch
174 mm
7-25/32 inch
198 mm
3-1/16 inch
78 mm 2-5/32 inch 55 mm
13/32 inch
10 mm
24-13/32 inch 620 mm
1-3/16 inch
30 mm
41-11/32 inch 1050 mm
44-21/32 inch 1134 mm
38-11/32 inch 974 mm
100 mm 1000 mm
3-15/16 x 10 = 39-3/8 inch
41-7/8 inch 1064 mm

REFRIGERANT SYSTEM DIAGRAM
112015.02.17
TH
C
TH D
TH O
TH
C
TH
D
TH
O
1/4” 6.35 mm 3/8” 9.52 mm 3/8” 9.52 mm 3/8” 9.52 mm 1/2” 12.7 mm 1/4” 6.35 mm 1/4” 6.35 mm 1/4” 6.35 mm
Heat
exchanger
Pressure switch
Compressor Accumulator
4-way valve
Heating
flow Cooling flow
Receiver
tank
Condenser
Muffler
OUTDOOR UNIT
INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C INDOOR UNIT D
Heat exchanger Heat exchanger Heat exchanger Heat exchanger
Charging valve Charging valve Charging valve Charging valve
Strainer
Strainer Strainer Strainer
Expansion
valve
Expansion
valve
Expansion
valve
Expansion
valve
Strainer
Distributor
: Thermistor (Discharge temp.) : Thermistor (Compressor temp.)
: Thermistor (Room temp.) : Thermistor (Pipe temp.)
: Thermistor (Pipe temp.) : Thermistor (Outdoor temp.)

LIMITATION OF PIPING LENGTH AND PIPING HEIGHT DIFFERENCE (Three or four indoor units connected)
2015.03.02 12
a
H1
bcd
H2
Sum of pipe length 49 feet 3 inches < a+b+c+d < 229 feet 9 inches Pipe length between outdoor unit and indoor unit 16 feet 5 inches < a < 82 feet 1 inch
b c d
Height difference between outdoor unit and indoor unit H1 < 49 feet 3 inches
Height difference between indoor units H2 < 32 feet 10 inches
Sum of pipe length
FULL CHARGE
REFRIGERANT CHARGE
164 ft (50 m) 197 ft (60 m) 230 ft (70 m)
ADDITIONAL CHARGE
7 lbs 1 oz 3,200 g 7 lbs 8 oz 3,400 g
7 lbs 15 oz 3,600 g
7/32 oz/ft 20 g/m

LIMITATION OF PIPING LENGTH AND PIPING HEIGHT DIFFERENCE (Two indoor units connected using optional adapters UTP-MU36A2)
2015.02.18
indoor unit 18,000 Btu
indoor unit 18,000 Btu
13
a
H1
b
H2
Sum of pipe length 49 feet 3 inches < a+b < 131 feet 3 inches Pipe length between outdoor unit and indoor unit 24 feet 7 inches < a < 82 feet 1 inch b
Height difference between outdoor unit and indoor unit H1 < 49 feet 3 inches
Height difference between indoor units H2 < 32 feet 10 inches
Sum of pipe length
FULL CHARGE
REFRIGERANT CHARGE
66 ft (20 m) 98 ft (30 m) 131 ft (40 m)
ADDITIONAL CHARGE
7 lbs 1 oz 3,200 g
7 lbs 10 oz 3,450 g
8 lbs 3 oz 3,700 g
9/32 oz/ft 25 g/m

Pressure switch SW1
Red Red Red Brown Blue Orange Yellow White Black White White White
White White White White Black Red Red Red Red Red Red Red Black White White White White White Black Green Green Green Green Green Black Blue Blue Blue Blue Blue
Red Red Yellow Yellow Blue Blue Black Black Gray Gray Brown Brown Orange Orange Green Green Red Brown Blue Orange Yellow White Red Brown Blue Orange Yellow White Red Brown Blue Orange Yellow White
Yellow Orange Red Brown
Red Yellow Pink Brown
White Brown
Black Black
Black Black White White
Orange
Orange
Green
White
Black
Black
White White
Black
Red
Brown
Black
Black
White
Black
Red
Black
Black
Black
Black
White
Red
Red
White
Yellow
Brown
Black
Black
Black
Black
Brown
Brown
Blue
Blue
Black
Black
Brown
Brown
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 4 5 6 7 8 9 1 3 4 5 6 7 8 9
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3 4 5 6 1 2
1 2 4 5 6 7 1 3 4 5 6 7 1 2 5 6 7 8
1 2 3 4 5 6
1 2 3 4 5 6
1 2 3 4 5 6
1 2 3 4 5 6
1 2 3 4 5 6
1 2 3 4 5 6
6 3 2 1
123456 12 12 12 12 12 12
321
321
12345
134
123
321
TM102 TM101
W3 W7 W6 W4 W5
W8 W9
W200 W201 W202 W203W11 W10
AC IN
W17W16
CN1
White
CN1
White
CN34
Yellow
CN800
White
W21W22
CN24
White CN25
Black CN26
Green CN23
Blue CN22
Red CN21
Yellow
CN30
White
CN24
WHITE
R
T
S
U
W305 W
W303
V
W304
CN407
White
W12 Yellow W13 Blue
CN37 Red CN40 White CN27 Red CN39 White CN50 White CN51 White CN52 White
White White
Red
Green
Blue
LED1
D150 LED2
D151 LED3
D152 LED4
D153
L1 L2
P
N1
+
-
Expansion valve coil A
Expansion valve coil D
Expansion valve coil C
Expansion valve coil B
Thermistor
2-Way valve A
3-Way valve A
2-Way valve B
3-Way valve B
Thermistor
2-Way valve C
3-Way valve C
2-Way valve D
3-Way valve D
EV EV
EV
EV
SW1
CURRENT CHANGE
4WV
4-Way valve coil
FM
CM
DC Fan motorCompressor
Terminal
Choke coil
Posistor
Terminal
G
G
G
G
G
Terminal
Power supply
L1 L2
EMI Filter 2T
EMI Filter 2T
EMI Filter
EMI Filter
Unit A
Unit B Unit C
Unit D
13
213
213
213
2
ACTPM
Power supply PCB
Main PCB
Diode bridge
I P M
Thermistor ( Pipe-mid. temp. )
Thermistor ( Heatsink temp. )
Thermistor ( Compressor temp. )
Thermistor ( Outdoor temp. )
Thermistor
( Pipe temp. )
Thermistor
( Discharge temp. )
2015.03.02 14
OUTDOOR UNIT AOU36RLXFZ1
CIRCUIT DIAGRAM

Black Black Black Black Blue Pink Yellow Orange Red
White White White White White White White
Blue
Yellow
White
Black
RED
Red
Orange
Yellow
Pink
Blue
Green
Black
White
Red
12345
12345
CN1
5
4
3
1
2
6
7
8
9
CN2
CN6
CN10
CN4
CN5
CN3
CN7
5
4
3
1
2
6
7
5
4
3
1
2
6
7
5
4
3
1
2
6
7
5
4
3
1
2
6
7
5
4
3
1
2
65
4
3
1
2
6
5
4
3
1
2
65
4
3
1
2
6
5
4
3
1
2
5
4
3
1
2
5
4
3
1
2
4
3
1
2
4
3
1
2
W4
CN201
123
G
Earth Terminal
Terminal
To communication kit
( option ) Test
Thermistor ( room temp. )
Thermistor ( pipe temp. )
Louver ( up / down )
M
FM
M
Fan motor
Diffuser
Indicator PCB
Main PCB
INDOOR UNIT COMPACT WALL MOUNTED ASU7RLF1 ASU9RLF1 ASU12RLF1
2015.01.21 15
7
6 5 4
3
2
1
7
6 5 4
3
2
1
7
6 5 4
3
2
1
5 4
3
2
1
3
2
1
3
2
1
2
1
2
1
2 1
3
2
1
5 4
3
2
1
5 4
3
2
1
6 5 4
3
2
1
6 5 4
3
2
1
6 5 4
3
2
1
6 5 4
3
2
1
5
43
2
1
1
2 3 4
5
6
1
2 3 4
5
6
CN13
CN16CN14
CN10
CN3CN1
CN8
CN6
CN5
CN11
CN2
TM1
TM4 TM2 W5
CN201
Blue
Yellow White
Black Red Blue Pink
Yellow
Orange Red Blue Pink
Yellow
Orange
Red Blue Pink
Yellow
Orange Red
Green
White Red
Black Black
Black Black White White White White White White Red
Black
White
Red
FM
Test
Fan motor
MDiffuser MLouver
( Up / Down )
MLouver
( Right / Left )
G
123
Terminal
Ex. out ( Option )
Ex. in ( Option )
Thermistor ( Pipe temp. ) Thermistor ( Room temp. ) Wired remote control ( Option )
Indicator PCB
Thermal fuse 102
Main PCB
INDOOR UNIT WALL MOUNTED ASU18RLF ASU24RLF

Yellow
Orange Red Pink Blue Blue Pink Yellow Orange Red Blue
Pink
Yellow Orange Red Blue Pink Yellow Orange Red
Red
Black White
Yellow
Blue
Red Black White Yellow Blue
White
Red
Black
Black Black
Blue Blue
Gray Gray
Black Black
White
Red
White White White White White White White
9 8 7 6 5 4 3 2 1
6
1 2 3 4 5 6 7 8 9
1 2 3 4 5 6 7 8 9
7 6 5 4 3 2 1
7 6 5 4 3 2 1
6 5 4 3 2 1
6 5 4 3 2 1
5 4 3 2 1
5 4 3 2 1
6 5 4 3 2 1
6 5 4 3 2 1
6 5 4 3 2 1
6 5 4 3 2 1
5 4 3 2 1
5 4 3 2 1
3 2 1 3 2 1 3 2 1 2 1
4 3 2 1
4 3
2 1 5 4 3 2 1 7 6 5 4 3 2 1 2 1 2 1 5 4 3 2 1 2 1
2 12
1
TM5
TM1TM2
CN21 CN22 CN9 CN6 CN18 CN13 CN1 CN3
CN11
CN201
CN202
CN10CN17
CN12CN8CN5
CN2
CN14CN15CN16CN20
Ex. out 1 ( option ) Ex. in 1 ( option )
Terminal
M
M
M M
FM
FM
CN203
Test
Thermistor ( room temp. )
Thermistor ( pipe temp. )
Switch Switch
Wired remote control ( option )
Flash
Indicator PCB
Switch PCB
54321
123456 Fan motor
( upper ) Fan motor ( lower ) Damper lock ( left ) Damper lock ( right ) Louver ( up / down ) Damper
123 G
Main PCB
Thermal fuse 102
2015.01.21 16 INDOOR UNIT FLOOR TYPE AGU9RLF AGU12RLF AGU15RLF
Brown Yellow
Orange
Purple
Red
White
Blue
Red White Black
Red
White Black
Yellow Yellow
Green
Green Gray
Gray
Gray
Gray
Gray
Gray
Gray
Gray
Gray
Gray
Gray
Black Black
Red
Orange
Yellow
Pink
Blue
Brown
Yellow
White
Black
Red
Red
Orange
Yellow
Pink
Blue
Black Black
Gray
Gray
CN5 CN8
CN9
CN12
CN13
CN11 CN14
CN6
CN4 CN1
CN104 CN101
CN105
W105
W102
W101
E101 E102 CN102 CN103 CN106
12345678 12345678 12345678 12345678
123 123 123 123
123 12 12
12
12 12 12
12 1
2
3
4 5
6
7
1
2
3
4 5
6
7
1
2
3
4 5
6
7
1
2
3
4 5
6
7
1
2
3
4 5
6
7
1
2
3
1
2
3
1
2
1
2
3
4 5
6
1
2
3
4 5
6
1
2
3
1
2
3
1
2
3
4 5
1
2
3
4 5
1
2
3
4 5
1
2
3
4 5
1
2
3
4 5
1
2
3
4 5
1
2
3
4
5
1
2
3
4 5
1
2
3
4 5
6
7
1
2
3
4 5
6
7
88
Float switch
M
M
Louver ( Right / Left )
Louver ( Up / Down )
FM
Fan motor
M
Drain pump motor
123 G
Terminal
Terminal
3
2
1
Wired remote control
Indicator PCB
Thermistor ( Pipe temp. )
Thermistor ( Room temp. )
Power supply PCB
Main PCB
INDOOR UNIT COMPACT CASSETTE AUU7RLF AUU9RLF AUU12RLF AUU18RLF

Gray
Gray
Gray
Gray
Gray
Gray
Gray
Gray
Gray
Gray
Gray
Yellow
Yellow
White
White
Green
Green
Gray Gray Black
Black
Red White Black
Red White
Black
Brown
Yellow
White
Black
Red
Black Black
1 2
3
4
5
6 7 1 2
3
4
5
6
1 2
3
1 2
1 2
3
1 2
3
4
5
1 2
3
4
5
1 2
3
1 2
3
1 2
1 2
3
4
5
6
1 2
3
4
5
6
12345678
12345678
12345678
12345678
123 123 123 123
12123
12312123
12
12
12
12 12
1 2
E101 E102 CN102 CN106 CN108
CN104 CN101
CN105 CN103
W102
W105
W101
CN4 CN1
CN5 CN7 CN8 CN10
CN9
CN11 CN12 CN3
CN13
CN14
CN6
Float switch
FM
Fan motor
M
Drain pump motor
Reactor
GGround
To wired remote control
Terminal
Terminal
123
123
Thermistor ( pipe temp. ) Thermistor
( room temp. )
Main PCB
Power supply PCB
2015.03.02 17
INDOOR UNIT SLIM DUCT ARU7RLF ARU9RLF ARU12RLF ARU18RLF ARU24RLF

L1 L2
+P
N1 N2 I O
-
W16
B
W17
B
W21
B
W22
B
W11
B
W10
B
W9
B
TM101
TM102
W8
B
W4
B
W6
B
W5
B
W7
B
W3
B
W200 B
W201 B
W202 B
W203 B
SERIALA SERIAL C
SERIAL B SERIAL D
EARTH
W12
B
W13
B
W305
B
W304
B
W303
B
TM100
86028
UL1015 AWG20 RED
UL1015 AWG20 BLACK
UL1015 AWG20 WHITE
UL1015 AWG16 GREEN
UL1015 AWG20 WHITE
UL1015 AWG20
YELLOW
UL1015 AWG20 BLACK UL1015 AWG20 BLACK
UL1015 AWG20 BLACK
UL1015 AWG20 BLACK UL1015 AWG20 WHITE
UL1015 AWG20 WHITE
UL1015 AWG14 WHITE UL1015 AWG14 BLACK UL1015 AWG20 WHITE UL1015 AWG20 BROWN UL1015 AWG20 PINK
UL1015 AWG20 ORANGE UL1015 AWG20 ORANGE UL1015 AWG14 BLACK UL1015 AWG14 RED
UL1015 AWG14 BROWN
UL1015 AWG14 WHITE
UL1015 AWG12 BLACK
UL1015 AWG12 BLACK
UL1015 AWG20 BLACK UL1015 AWG20 WHITE UL1015 AWG14 WHITE UL1015 AWG14 BLACK
UL1015 AWG14 BLUE UL1015 AWG14 YELLOW
UL3271 AWG14 RED UL3271 AWG14 WHITE UL3271 AWG14 BLACK
TERMINAL HP-T4005-31 CHOKE COIL L=0.32mH 30A
R200
ZPR0YCE400A300
FUSE
25A 250V
COMPRESSOR
UL1007 AWG24 YELLOW
UL1007 AWG24 ORANGE UL1007 AWG24 RED UL1007 AWG24 BROWN
UL1007 AWG24 RED
UL1007 AWG24 BROWN UL1007 AWG24 BLACK
UL1430 AWG22 RED
UL1430 AWG22 BLACK
UL1430 AWG22 WHITE UL1430 AWG22 YELLOW
UL1430 AWG22 BLUE
RED BROWN BLUE
ORANGE YELLOW
WHITE
RED BROWN BLUE ORANGE YELLOW WHITE WHITE
WHITE WHITE WHITE WHITE
BLACK BLACK GREEN GREEN GREEN GREEN GREEN
RED BROWN BLUE ORANGE YELLOW WHITE RED BROWN BLUE ORANGE YELLOW WHITE
BLACK BLUE BLUE BLUE BLUE BLUE
GREEN/WHITE
WHITE/WHITE
BLUE/WHITE
UL1007 AWG24 x 6
UL1007 AWG24 x 6
UL1007 AWG24 x 6
UL3478 AWG20 BLACK
UL3478 AWG20 BLACK UL1430 AWG22 RED UL1430 AWG22 RED
BROWN
BROWN BROWN BROWN BLACK BLACK
BLACK
BLACK
BLUE
BLUE
UL1007 AWG24 x 8 UL1007 AWG24 x 8
WHITE/WHITE
RED/WHITE
BLACK
WHITE WHITE WHITE WHITE WHITE WHITE WHITE RED BLACK RED RED RED RED RED RED
1 2 3 4 5 6
1 2 3 4 5 6 1 2 4 5 6 7 1 3 4 5 6 7 1 2 8 5 6 7
1 3 1 2 1 2 1 2 1 2 1 2 1 2 1 8 9 4 5 6 7 1 8 9 4 5 6 7 2
1 2 3 4 5 6
1 3 4 5
1 2 3 4 5 6 1 2 3 4 5 6
1 3 1 3 4
1 2 3
1 2BLACK
BLACK
THERMISTOR ( PIPE - MID. TEMP. )
L
N
1 2 3 1 2 3 1 2 3 1 2 3
CN52 06 XA/172520 1007
WHITE
CN37 B2B-XARK-1-A RED CN26 B2B-XAMK-1-A GREEN
CN25 B2B-XAKK-1-A BLACK
CN21 B2B-XH-AM YELLOW CN22 B2B-XH-AM RED CN23 B2B-XAEK-1-A BLUE CN39 08 XA/172520 1007 WHITE CN40 08 XA/172520 1007 WHITE
CN407 06 PH/172520 1007 L480 WHITE ACTPM CONTROL
CN1
B3B-XASK-1-A
WHITE
CT
03 VH/SIN
1015 L250
EXPANSION VALVE COIL B EXPANSION VALVE COIL A EXPANSION VALVE COIL C EXPANSION VALVE COIL D PRESSURE SWITCH THERMISTOR ( COMPRESSOR TEMP. )
THERMISTOR ( HEATSINK TEMP. )
THERMISTOR ( DISCHARGE TEMP. )
THERMISTOR ( PIPE-OUT TEMP. ) THERMISTOR ( OUTDOOR TEMP. ) THERMISTOR ( 2-WAY VALVE A ) ( 3-WAY VALVE A ) ( 2-WAY VALVE B ) ( 3-WAY VALVE B ) THERMISTOR ( 2-WAY VALVE C ) ( 3-WAY VALVE C ) ( 2-WAY VALVE D ) ( 3-WAY VALVE D )
BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK
DC FAN MOTOR POWER SOURCE AC208-230V 60Hz INDOOR UNITA INDOOR UNIT B INDOOR UNIT C INDOOR UNIT D
6P TERMINAL
HP-T3036-2
3P TERMINAL
HP-T3061-3-3P
6P TERMINAL
HP-T3036-2
CN24
B2B-XH-AM
WHITE
FM
M
M M M
CM
FUSE
25A 250V
EMI FILTER ZCAT1518 -0730 1T
EMI FILTER ZCAT1518 -0730 1T
EMI FILTER
GTFC-25-15-12
2T
EMI FILTER
GTFC-25-15-12
2T
POWER SUPPLY PCB
K04BA-1003HUE-P0
MAIN PCB
K14WH-1402HUE-C1
I C404
PM-601BSG
( ACTPM )
INVERTER ASSEMBLY
EZ-01405HUE
OUTDOOR PCB CIRCUIT DIAGRAM Model : AOU36RLXFZ1
2015.01.22 18
CN800 DC Fan motor
1 3 4 5
Pin No. Terminal
code
Vm
GND
Vcc
Vsp
FG
Function of terminal
Revolution pulse output Speed control voltage input
Control power voltage input
GND
Motor power voltage input
Lead wire color
Red Black White Yellow Brown
2
6
1(Red) - 3(Blue) 1(Red) - 4(Orange) 1(Red) - 5(Yellow) 1(Red) - 6(White) 2(Brown) - 3(Blue) 2(Brown) - 4(Orange)
2(Brown) - 5(Yellow)
2(Brown) - 6(White)
46.0
Coil resistance
CN27,50,51,52 Expansion valve coil Recommended drive condition unipolar draive, 1-2 phase excitation.
U-V V-W U-W
Compressor Winding Resistance
0.642
U W
V
(20 68 )
°
F
(20 68 )
°
F
CN22, 24 Thermistor Characteristics.
Thermistor ( Pipe-out temp. ) 16.1 k 6.0 k 3.8 k
1.1 V 2.2 V 2.8 V
(20 68 )
°
F(30 86 )
°
F
( 0 32 )
°
F
Thermistor Temperature
Thermistor ( Pipe-mid temp. )
CN26 Thermistor Characteristics.
CN21 Thermistor Characteristics.
Thermistor ( Discharge temp. )
Thermistor Temperature
CN25 Thermistor Characteristics.
Thermistor ( Heatsink temp. ) 16.1 k 6.1 k 3.9 k
0.9 V 1.9 V 2.5 V
(20 68 )
°
F(30 86 )
°
F
( 0 32 )
°
F
Thermistor Temperature
167.1 k 62.1 k 39.8 k
0.4 V 0.9 V 1.2 V
(20 68 )
°
F(30 86 )
°
F
( 0 32 )
°
F
Thermistor ( Compressor temp. )
Thermistor Temperature
168.6 k 62.6 k 40.0 k
0.4 V 0.9 V 1.2 V
(20 68 )
°
F(30 86 )
°
F
( 0 32 )
°
F
CN23 Thermistor Characteristics.
Thermistor ( Outdoor temp. ) 54.0 k 20.1 k 12.9 k
2.1 V 3.3 V 3.7 V
(20 68 )
°
F(30 86 )
°
F
( 0 32 )
°
F
Thermistor Temperature
CN39, 40 Thermistor Characteristics.
Thermistor ( Valve A D temp. )
Thermistor Temperature
176.0 k 62.9 k 39.6 k
1.1 V 2.2 V 2.8 V
(20 68 )
°
F(30 86 )
°
F
( 0 32 )
°
F
CN30 179844-1 WHITE
AC208 - 230V
CN800 B6P-VH-B
WHITE
CN27 B6B-XARK-1-A RED CN50 06 XA/172520 1430 WHITE CN51 06 XA/172520 1430 WHITE
DC380V-2
DC15V-4
DC12V DC12V
DC12V
DC12V
DC5V
CN34 B2P3-VH-B-Y
YELLOW AC VOLY IN CN1 03 XA/172520 1007 L180 WHITE CT
DC5V-2
CN55
B06B-PASK-1
WHITE
INV-FLASH
CN54
B06B-PASK-1
WHITE
MAIN-FLASH
DC5V
DC5V
4-WAY VALVE COIL *DC Resistance 1355 (20 68 )
10% °
F

BLACK BLACK BLACK BLACK
RED
ORANGE
YELLOW PINK BLUE WHITE
WHITE WHITE
WHITE WHITE
WHITE
WHITE
RED
BLACK
WHITE
YELLOW
BLUE
BLUE
PINK
YELLOW
ORANGE
RED
9 6 5 4 3 2 1 6 5 4 3 2 1
1 2 3 4 1 2 3 4 5 1 2 3 4 5 6 7
1 2 3 4 5
1 2 3 4 5 6 7
CN201 S7B-PH-K-S
CN7 B5 ( 6-5 ) B-XARK-1-A
RED CN5 B6B-PH-K-S WHITE
CN2 B7 ( 9-7.8 ) B-PL I SK 9pin
CN3
B7B-PH-K-FN
NATURAL
CN10
B5B-PH-K-S
WHITE
CN4
B4B-PH-K-S
WHITE
CN6
B5B-PH-K-S
RED
TEST
LOUVER ( UP / DOWN )
M
THERMISTOR ( PIPE TEMP. )
THERMISTOR ( ROOM TEMP. )
DIFFUSER
DC FAN MOTOR
M
OUTDOOR UNIT
3 2
1
TERMINAL
EARTH TERMINAL
CN1
SC25-05WSA
WHITE
GREEN
RED
WHITE
BLACK
12345
W4
MAIN PCB
ASU7RLF1 : K12JY-1402HSE-C1
I NDICATOR PCB
K12JZ-1200HSE-D0
2015.01.15 19
COMMUNICATION KIT ( OPTION )
ASU12RLF1 : EZ-0130YHSE
F M
6 5 4 3 2 1
INDOOR PCB CIRCUIT DIAGRAM
ASU9RLF1 : K12JY-1400HSE-C1
CONTROL UNIT
ASU7RLF1 : EZ-0131DHSE
ASU9RLF1 : EZ-0130WHSE
ASU12RLF1 : K12JY-1401HSE-C1
DC340V
DC15V
DC15V
DC340V
DC15V
DC5V
DC5V
CN7 DC Fan motor
6
5 4 3 2 1
Pin No. Terminal
code
Vm
GND
Vcc
Vsp
PG
Function of terminal
Revolution pulse output Speed control voltage input
Control power voltage input
GND
Motor power voltage input
Lead wire color
Red Black White Yellow Blue
CN4 Thermistor Characteristics.
020 30
Thermistor
Thermistor ( Pipe temp. ) 176.0 k 62.9 k 39.6 k
1.1 V 2.2 V 2.8 V
Thermistor ( room temp. ) 33.6 k 12.5 k 8.0 k
3.0 V 4.0 V 4.3 V
Temperature