Friedrich C24YE User manual

SPLIT TYPE
AIR CONDITIONER
CASSETTE
type
Models Indoor unit Outdoor unit
MC24Y3E MR24Y3E1
C24YE

2
SPECIFICATIONS
TYPE COOL & HEAT
INDOOR UNIT MC24Y3E
OUTDOOR UNIT MR24Y3E1
COOLING CAPACITY (BTU/hr)
23,500 - 22,500
HEATING CAPACITY 24,000 - 23,000
POWER SOURCE (V) 230 / 208
FREQUENCY (Hz) 60
RUNNING CURRENT (A) COOLING 10.7 - 11.4
HEATING 9.5 - 10.2
INPUT WATTS (kW) COOLING 2.35 - 2.30
HEATING 2.10 - 2.05
EER (BTU/h W) COOLING 10.5 - 11.2
HEATING 9.5 - 10.2
MOISTURE REMOVAL ( /hr) 2.7
AIR CIRCULATION-Hi (m3/hr) 1,100
ELECTRICAL DATA
COMPRESSOR
FAN MOTOR
DIMENSIONS
TYPE Hermetic type, Permanent split condenser, 2 pole, Single phase, Induction motor
CODE H25B24QABCA
REFRIGERANT R-22 lbs (g) 5.07 (2,300)
POWER SOURCE (V) 230 / 208
TYPE MFA-25GPM
INDOOR UNIT HI-SPEED ( r.p.m. ) 490
MED-SPEED ( r.p.m. ) 430
LO-SPEED ( r.p.m. ) 360
OUTDOOR UNIT TYPE MFB-24GPT
( r.p.m. )
,
735
INDOOR UNIT
H x W x D inch (mm)
9-11/16" (246) x 32-11/16" (830) x 32-11/16" (830)
OUTDOOR UNIT 25-1/8" (643) x 33-1/32" (840) x 13-1/4" (336)
WEIGHT
INDOOR UNIT
GROSS / NET lbs (kg)
97 / 75 (44 / 34)
OUTDOOR UNIT 167 / 150 (76 / 68)
Note : In the case that 7.5 m are exceeded, when using a connection pipe other than that in the table,
charge additional refrigerant with 40 g (1.41 oz) / 3.3 ft (1 m) as the criteria.
REFRIGERANT CHARGE
PIPE LENGTH 25 ft ( 7.5 m ) 33 ft ( 10 m ) 49 ft ( 15 m ) 66 ft ( 20 m ) 83 ft ( 25 m )
FULL CHARGE
AMOUNT AUU24RC 2,300 g ( 81.1 oz ) 2,400 g ( 84.7 oz ) 2,600 g ( 91.7 oz ) 2,800 g ( 98.8 oz ) 3,000 g ( 105.8 oz )
.

3
305.5
298.5
248.5
200
60 (Drain pipe) 100 (Small pipe) 70 (Large pipe)
33-1/32"(840) 13-1/4"(336)
31-21/32"(804)
25-1/8"(643)
13-7/64"(333)
9-11/16"
(246)
9-1/4"
(235)
9-25/32"
(248.5)
11-3/4"
(298.5)
12
(305.5)
1"(25)
1-3/16"
(30)
2-3/8"(60) (Drain pipe)
Drain inside Dia. 1-17/64"( 32)
outside Dia. 1-29/64"( 37)
3-15/16"(100) (Small pipe) 2-3/4"(70) (Large pipe)
32-11/16"(830)
32-11/16"(830)
Model : MC24Y3E
Model : MR24Y3E1
OUTLINE AND DIMENSIONS
INDOOR UNIT
Unit : inch (mm)
OUTDOOR UNIT
O
O
O
O
㩿㩷㪊㪎㩷㪀㩷㪐㪋㪇
㩿㩷㪊㪎㩷㪀㩷㪐㪋㪇

4
REFRIGERANT SYSTEM DIAGRAM
Models : MC24Y3E / MR24Y3E1
Indoor Unit Refrigerant pipe
O3/8 (9.53mm)
Refrigerant pipe
O5/8 (15.88mm)
Capillary
tube
Outdoor Unit
Condenser
Muffler
Muffler
Compressor
Strainer
Dryer
4-Way
valve
Cooling
Heating
: Flare coupling
Charging valve
Evaporator
Distributor

5
CIRCUIT DIAGRAM
Models : MC24Y3E / MR24Y3E1
A
CN 10 CN 4
STEP
MOTOR
FLOAT
SWITCH
DRAIN PUMP
MOTOR
FAN MOTOR
CAPACITOR
CONTROL BOARD
THERMISTOR
(PIPE TEMP.)
123
THERMISTOR
(ROOM TEMP.)
TO REMOTE
CONTROL UNIT
TERMINAL
FILTER BOARD
Use
Fuse on F101
BROWN
RED
1
2
1
2
WHITE
WHITE
CN 15
BLACK
BLACK
BLACK
BLACK
CN 7
GRA
YGRA
Y
CN 17
WHITE
BLACK
RED
RED
GREEN
BLACK WHITE RED
ORANGE
YELLOW
WHITE
BROWN
RED
ORANGE
YELLOW
WHITE
M
CN 8
BLA
CK BLACK
CN 1
WHITE
BLACK
3
L
N
12
(N)
TO OUTDOOR UNIT
TERMINAL
CN 6
BLACK
BLACK
YELLOW
YELLOW
FAN
MOTOR
CN 5
BLACK
WHITE
1 2
1 2
2
1
2
33
1
2
1
2
33
1
12
1 2
1
2
3
4
5
1
2
3
4
51
2
3
4
5
1
2
3
4
5
1
2
1
2
3 3
1
2
1
2
3 3
1 1
2 2
1 1
2 2 M
1 1
2
33
2
2 2
1 1
FM
TRANSFORMER
SOLENOID
COIL
FAN MOTOR CAPACI OR
COMPRESSOR
CAPACITOR
COMPRESSOR
C
S
R
POWER
RELAY
TERMINAL
THERMISTOR
TEST
(PIPETEMP )THERMISTO
.(OUTDOOR TEMP.) (DISCHAGE TEMP.)
THERMISTO
R
GREEN
PURPLE PURPLE
WHITE
WHITE WHITE
BLAC
BLACK
BLACK
BLACK
BLACK BLACK
BLACK
BLACK
BLACK
GRAY
GRAY
BROWN
BROWN
RED
RED
RED
RED
WHITE BLACK BLUE RED
RED RED
WHITE WHITE
WHITE
CN15 CN9 CN1 CN4 CN3 CN2 CN5
CN11CN10ECN12 CN13
PRINT U T AR
12 12 12
12 4321
121212
1212 3
123
FAN
MOTOR
SV
L
GN 3
2
(N)
1
NO
COM
OVERLOAD
PROTECTOR
INDOOR UNIT
OUTDOOR UNIT
PRINTED CIRCUIT BOARD
T 3.15A - 250V
1
22
1
33
R
T
Y
CK
RED

6

7
KEY PART NO. INDOOR UNIT HP NOTES
32 - Control Box Assembly 1
34 67206200 Capacitor (Fan Motor) 1
61 67200546 Decoration Plate 1
67 67200582 Rubber (Vibration Proof) 1
71 67200557 Grille Hook Holder 1
93 67200555 Filter 1
117-3 - Hex Nut With Spring Washer 1
122 67200569 Louver Support Holder 1
127 67200548 Drain Hose 1
138 - Separate Wall 1
143-3 - Clamp NK-6N 1
146-1 67200553 Evaporator-A Assembly 1
146-2 67200554 Evaporator-B Assembly 1
155 - Special Nut M6 1
160 67200549 Drain Pan Assembly 1
164 67220223 Fan Motor Assembly 1
168 67200210 Cabinet-E 1
184-1 - Thermostat Spring-A 1
187 - Clamp No. 1219 1
195 - Clamp SKB-100 1
197 - Wind Guide Board 1
212 - Clamp NK-4N 1
223 - Control Box 1
226 67200572 Motor Gear 1
234 67203505 Thermistor Assembly-Room 1
235 67203506 Thermistor Assembly-Pipe 1
236 67200541 Controller PCB Assembly 1
240 67200580- Remote Control Unit 1
244 - Pipe Cover 1
245 - Cable Clamp 1
320-1 - Wire Clamp 1
329 - Coupling Pipe Assembly 1
334 - Wire Cover 1
337-1 - Reinforcement (Evap.)-A 1
337-2 - Reinforcement (Evap.)-B 1
338 67200573 Motor Holder 1
380 - Locking Spacer 1
381-4 - Spacer 1
457 67200579 Reinforcement (Drain Pan) 1
460-1 - Pump Cover-A 1
460-2 - Pump Cover-B 1
PARTS LIST

8

9
KEY PART NO. Indoor Unit HP NOTES
462 67200586 Top Cover Plate Assembly 1
464 67220206 Cabinet-A Assembly 1
465 67220207 Cabinet-B Assembly 1
467 67200551 Drain Port 1
468 - Special Nut -A (Large) 1
469 - Special Nut- B (Small) 1
472-1 67200560 Grille Reinforcement-A 1
472-2 67200561 Grille Reinforcement-B 1
472-3 67200562 Grille Reinforcement-C 1
472-4 67200563 Grille Reinforcement-D 1
472-5 67200564 Grille Reinforcement-E 1
474 67200587 Turbo Fan Assembly 1
476-2 - Special Washer 1
477 - Bellmouth (B) 1
479 67200556 Float Switch 1
482 67200578 Pump Unit 1
484 - Hook 1
487 - Grille Hinge Wire 1
488 67200550 Drain Pan Plug 1
514 67200542 Control Box Cover 1
522 67200567 Joint Gear 1
541 - Terminal Base 1
541-1 - Terminal Cover 1
542 67200575 Panel Base 1
543 67200576 Panel Frame Holder 1
544 67200574 Panel Base Holder 1
545 67200577 Panel Frame 1
563 - Insulation (Inner Box) 1
565 67200552 Evaporator Holder Assembly 1
625 - Cord Bushing 1
690 - Joint-A 1
692 - Joint Shaft 1
705 67200568 Louver 1
710 - Intake Grille-B 1
732-1 67200566 Holder (Guide Rail) 1
735 67200547 Distributor Assembly 1
777-1 67200558 Grille Hook-A 1
777-2 67200559 Grille Hook-B 1
798 - Pump Hook Bracket 1
803 67220209 Cabinet-D 1
814 67220208 Cabinet-C 1
PARTS LIST

10

11
KEY PART NO. INDOOR UNIT HP NOTES
815-1 - Terminal-3P 1
815-2 - Terminal-3P 1
834-1 67200585 Wire Cover-A 1
834-2 67200584 Wire Cover-B 1
835 67200545 Cushion Rubber (Pump) 1
847 67200570 Louver Supporter 1
858 67200565 Grille Spring 1
875 67203711 Filter PCB Assembly 1
876-2 - Step Motor 1
998 - Bypass Pipe-A 1
999 - Bypass Pipe-B 1
PARTS LIST

12

13

14
KEY PART NO. OUTDOOR UNIT HP NOTES
2 6720075 Fan Cover 1
4 - Emblem-Rear 1
5 67220029 Cabinet-A, Painted 1
6 67220033 Cabinet-C, Painted 1
7 67220080 Panel (top) Painted 1
9 67220028 Cabinet-B Painted 1
10 - Noise Insulation 1
12 67220032 Base Assembly, Painted 1
13 67220138 3-Way Valve Assembly 1
14 67220139 2-Way Valve Assembly 1
15 67200448 Dryer 1
16 67220067 Condenser Assembly 1
17 - “U” Pipe-Y 1
18 - Suction Pipe 1
19-1 67220211 Capillary Tube-A 1
19-2 67220212 Capillary Tube-B 1
19-3 67220213 Capillary Tube-C 1
20 - Discharge Pipe 1
21 - Discharge Pipe-B 1
26 67220034 Compressor Cover 1
29 - Separate Wall 1
32-1 67220543 Control Box Metal-A 1
32-2 67200544 Control Box Metal-B 1
34 67206200 Capacitor (Fan Motor) 1
37 67220082 Run Capacitor 1
38 67200954 Capacitor Clamp 1
39 67220027 Propeller Fan Assembly 1
41 67200443 Fan Motor Assembly Out 1
45 67200571 Motor Fixing Table 1
46 67220062 Compressor Assembly 1
54 - Condensing Pipe 1
55 - Special Nut M-8 1
62 - Wire Assembly (Shield)-A 1
67 - Rubber (Vibration Proof) 1
107 - Rubber Seat-A 1
108 - Sleeve-A (For Comp) 1
109 67220112 Terminal Cover (For Comp) 1
110 - Lock Wire (For Comp) 1
111 - Terminal Packing (For Comp) 1
128-1 67200581 Rubber (Discharge Pipe) 1
163-2 - Thermistor Spring-A 1
187 - Clamp No. 1219 1
PARTS LIST

15

16
KEY PART NO. OUTDOOR UNIT HP NOTES
196-1 Clamp SKB-3M 1
210 67200505 Relay 1
232 - Joint Pipe 1
235 67203509 Thermistor Assembly-Pipe 1
236 67200540 Controller PCB Assembly 1
246 - Outlet Pipe-A 1
246-1 - Outlet Pipe-B Assembly 1
259 - Muffler 1
271 - 4-Way Valve Rubber 1
272 - Strainer 1
304 - Thermostat Fixture-B 1
330 - Inlet Pipe-A 1
332 - Suction Pipe-E 1
333 - Accumulator 1
335 - Outlet Pipe-B 1
338 67220121 Motor Fixture Metal 1
343-2 67200583 Solenoid Coil 1
344 67220091 4-Way Valve 1
360 - 4-Way Valve Band 1
380 - Locking Spacer 1
381-4 - Spacer 1
425 - Earth Terminal 1
451 67203209 Transformer 1
519 67220214 Check Valve Assembly 1
549 67203508 Thermistor Assembly Out 1
620 - Inlet Pipe (Cond) Assembly 1
646 67210055 Compressor Cover-B 1
678 - Bracket Thermistor 1
717 - Center Plate 1
788 67203507 Thermistor Assembly Discharge 1
815 67220182 Terminal 1
826 - Condensing Pipe-B 1
940 - Hole Plug 1
941 - Conduit Plate Metal 1
984 - U-Pipe(Y) 1
Parts List

17
Name and Shape Q'ty
Screw
INDOOR UNIT ACCESSORIES
Binder
Coupler heat insulation
Remote control unit
cord clamp
Special nut A
(large flange)
Special nut B
(small flange)
Remote control unit
Template
Blower cover insulation
Hook wire
Hexagon wrench
STANDARD ACCESSORIES
Application Part No.
For installing the remote
control unit cord
For installing the remote
control unit cord clamp
For installing indoor unit
For installing the remote
control unit
2
2
2
(large)
4
For installing indoor unit4
For discharged air2
For installing intake grille2
Installation to indoor unit1
For ceiling hole cutting
For remote control unit cord
binding
1
(small) For remote control unit and
remote control unit cord binding
1
67200580
For opening the refrigerant
valve on the outdoor unit
1
10
10
OUTDOOR UNIT ACCESSORIES
For indoor side pipe joint 1L9
1SM

18

19

0301G2105
Friedrich Air Conditioning Co.
4200 North Pan Am Expressway
Post Office Box 1540
San Antonio, Texas 78218 USA
Tel. [phone] Fax. [phone]
Visit us at www. friendrich. com
January 2003