Mitsubishi Electric PK-2.5FLD Operating manual

TECHNICAL & SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES·······················2
2. COMBINATION OF INDOOR
AND OUTDOOR UNITS········2
3. PART NAMES AND FUNCTIONS········2
4. SPECIFICATIONS·································5
5. DATA·····················································9
6. OUTLINES AND DIMENSIONS··········12
7. WIRING DIAGRAM·····························15
8. REFRIGERANT SYSTEM DIAGRAM ······16
9. OPERATION FLOW-CHART··············17
10. MICROPROCESSOR CONTROL·······20
11. TROUBLESHOOTING ························29
12. DISASSEMBLY PROCEDURE···········33
13. PARTS LIST········································36
14. OPTIONAL PARTS·····························42
Indoor unit
[ Model names ] [ Service Ref. ]
2000, 2001 2000 2001
PK-2.5FLD PK-2.5FLD PK-2.5FLD1
PK-2.5FLD
2
PK-3FLD PK-3FLD PK-3FLD
1
PK-3FLD
2
PK-4FLSD PK-4FLD PK-4FLSD
1
PK-4FLSD
2
No. OC232
REVISED EDITION-A
2000
Indoor unit
Wall Mounted
Series PK
TEMP
ON / OFF
NOT AVAILABLE
AM
PM
AM
PM
˚C
REMOTE CONTROLLER
PK-P2.5FLD1, PK-P3FLD1,
PK-P4FLSD1, PK-P2.5FLD2,
PK-P3FLD2and PK-4FLSD2
are added in REVISED
EDITION-A.
Please void OC232.
This manual does not cover
the following outdoor units.
When servicing them,
please refer to the service
manual No.OC127
REVISED EDITION-A,
OC187 and this manual in
a set.
[ Service Ref. ]
(OC127 REVISED
EDITION-A)
PU-2.5VJA2, PU-2.5NJA1,
PU-3NJA1, PU-4VLJSA2,
PU-4YJSA3, PU-4TJSA2
(OC187)
PU-3VJC, PU-3YJC
SPLIT-TYPE, AIR CONDITIONERS
PK-2.5FLD2
PK-3FLD2
PK-4FLSD2
PK-2.5FLD, PK-2.5FLD1
PK-3FLD, PK-3FLD1
PK-4FLSD, PK-4FLSD1
OC232--1.qxp 01.10.1 9:17 PM Page 1

2
1TECHNICAL CHANGES
3PART NAMES AND FUNCTIONS
● Indoor Unit
Air intake
Room air is suctioned
in here. (Removes dust and dirt from the intake air.)
Disperses airflow up and
down as well as adjusts the
angle of air flow direction.
Filter Air intake grille
Air outletAir outlet
Swing louvers
Air flow can be changed to horizontally
by moving the Guide vane to the left or
right.
Guide vane
PK-2.5FLD ➔PK-2.5FLD1
PK-3FLD ➔PK-3FLD1
PK-4FLSD ➔PK-4FLSD1
●NOSE has changed by changing its shape.
●BOX ASSEMBLY has changed by changing its shape.
●CENTER SUPPORT has changed by changing its shape.
●DRAIN PAN has changed by changing its shape.
PK-2.5FLD1➔PK-2.5FLD2
PK-3FLD1➔PK-3FLD2
PK-4FLSD1➔PK-4FLSD2
●The parts No. of REMOTE CONTROLLER has changed.
(The following parts numbers are interchangeable.)
[ T7W 570 200 ] [ T7W E06 714 ]
TEMP
ON / OFF
NOTAVAILABLE
AM
PM
AM
PM
˚C
2COMBINATION OF INDOOR AND OUTDOOR UNITS
Outdoor unit
(OC187)
Outdoor unit
(OC127 REVISED EDITION-A)
VJA2NJA1NJA1 VLJSA 2 YJSA3TJSA2VJC YJC
PU-2.5 PU-3 PU-4 PU-3
PK-2.5FLD
PK-2.5FLD1
PK-2.5FLD2
PK-3FLD
PK-3FLD1
PK-3FLD2
PK-4FLSD
PK-4FLSD1
PK-4FLSD2
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Indoor unit
OC232--1.qxp 01.10.1 9:17 PM Page 2

3
TEMP
ON / OFF
NOT AVAILABLE
AM
PM
AM
PM
˚C
MODE
FAN
VANE STOP
START
CLOCK
HR MIN.
ON / OFF
display
OPERATION MODE display
Operation mode display indicates which opera-
tion mode is in effect.
• • display
CHECK&TEST RUN display indicates that the
unit is being checked or test-run.
TEST RUNCHECK
PK-2.5FLD, PK-3FLD, PK-4FLSD
PK-2.5FLD1, PK-3FLD1, PK-4FLSD1
● Wireless remote controller
●When cover is closed.
display
Displays when batteries are dead.
display
Displays when setting timer.
display
Lights when signal is sent from the remote
controller to the indoor unit.
display
The vertical direction of airflow is indicated in
marks.
display
FAN SPEED display indicates which fan speed
has been selected.
▼
MODE SELECT button
MODE SELECT button is used to change
cooling, dry (dehumidify) and ventilation oper-
ation modes.
FAN SPEED SELECT button
FAN SPEED SELECT button selects low or
high fan speed.
VANE CONTROL button
VANE CONTROL button regulates the vertical
distribution of airflow.
display
SET TEMP. display indicates desired tempera-
ture set.
CLOCK display
DIsplays the current time.
“ ”display
Flashes when the current time is displayed.
TIMER display
Displays when in timer operation or when set-
ting timer.
“ ” “ ” display
Displays the order of timer operation.
“ ” “ ” display
Displays whether timer is on or off.
button
Push to start operation. Push again to stop
operation.
HR. and MIN.buttons
Buttons used to set the “hour and minute” of
the current time and timer time.
➡
➡
“ ” “ ” display
Displays when the current time and the timer
time can be changed.
▼
▼
SET CLOCK button
Button used to set the current time.
●When cover is open.
button
SET TEMPERATURE button sets any desired
room temperature.
TIMER CONTROL buttons
STOP (OFF timer): when this switch is set,
the air conditioner will be automatically
stopped at the preset time.
START (ON timer): when this switch is set, the
air conditioner will be automatically started at
the preset time.
Part No.
[ T7W 570 200 ]
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4
PK-2.5FLD2, PK-3FLD2, PK-4FLSD2
●Wireless remote controller
●When cover is open.
ON/OFF TEMP
FAN
VANE
TEST RUN
AUTO STOP
AUTO START
h
min
LOUVER
MODE
CHECK
RESETSET CLOCK
MODEL SELECT
NOT AVAILABLE
CHECK TEST RUN
˚C
AMPM
AMPM
VANE CONTROL button
Used to change the air flow direction.
CLOCK button
RESET button
SET button
ON/OFF button
The unit is turned ON and OFF alternately
each time the button is pressed.
LOUVER button
This switch the horizontal fan motion ON
and OFF.
(Not available for this model.)
MODE SELECT button
Used to switch the operation mode between
cooling, drying, fan.
CHECK-TEST RUN button
Only press this button to perform an inspec-
tion check or test operation.
Do not use it for normal operation.
FAN SPEED SELECT button
Used to change the fan speed.
TIMER display
Displays when in timer operation or when
setting timer.
button
SET TEMPERATURE button sets any desired
room temperature.
CLOCK display
Displays the current time.
“” “ ” display
Displays the order of timer operation.
“ ” “ ” display
Displays whether timer is on or off.
Buttons used to set the “hour and minute” of
the current time and timer settings.
h and min buttons
display
SET TEMP. display indicates desired temper-
ature set.
display
FAN SPEED display indicates which fan
speed has been selected.
display
The vertical direction of air flow is indicated.
display
Blinks when model is selected.
display
Lights up while transmission to the indoor
unit is mode using switches.
display
CHECK&TEST RUN display indicates that
the unit is being checked or test-run.
display
OPERATION MODE display
Operation mode display indicates which op-
eration mode is in effect.
TIMER CONTROL buttons
AUTO STOP (OFF timer): when this switch
is set, the air conditioner will be au-
tomatically stopped at the preset time.
AUTO START (ON timer): when this switch
is set, the air conditioner will be automatical-
ly started at the preset time.
MODEL SELECT
CHECK TEST RUN
Part No.
[ T7W E06 714 ]
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5
SPECIFICATIONS
4
w4
w5
22,700
6,650
3.54
3.44
15.8(99)
58
27/19.0°C, 35/24°C
Cooling (JIS B8616)
PK-2.5FLD PK-2.5FLD1PK-2.5FLD2
PK-2.5FLD PK-2.5FLD1PK-2.5FLD2
Munsell 3.4Y 7.7/0.8(White)
Plate fin coil
Line flow (direct) o2
0.04
15 - 20(530-706)
0 (direct blow)
—
Wireless remote controller & Built-in
39 - 45
20 (13/16)
1,400 (55-1/8)
235 (9-1/4)
340 (13-3/8)
24 (53)
23,900
7,000
2.56 / 2.62
PU-2.5VJA2
Single, 50Hz, 220/240V
2.46 / 2.52
11.4 / 10.7 (98/98)
45 / 49
24,400
7,150
3.01
PU-2.5NJA1
Single, 60Hz, 220V
2.91
13.4 (99)
58
Munsell 5Y 7/1
Capillary tube
Hermetic
Line start
Inner thermostat, HP/LP switch
Plate fin coil
Propeller (direct) o1
0.085
50 (1765)
—
870 (34-1/4)
295 (+24) (11-5/8 (add 1))
850 (33-7/16)
71 (157)
9.52 (3/8)
15.88 (5/8)
Flared
Flared
w3 Max. 20m
w3 Max. 30m
NHJ41VMD
2.0
32 / 38
NHJ38NBD
1.7
—
52 53
R-22 2.4 (5.3) R-22 2.4 (5.3)
Single, 60Hz, 220V
0.095
0.44 (98)
0.7
Single, 50Hz, 220/240V
0.095 / 0.095
0.44 / 0.44 (98/90)
0.7 / 0.8
Item Service Ref.
Condition
Capacity w1
Total input w1
Service Ref.
Power supply(phase, cycle, voltage)
Input
Running current (Power factor)
Starting current
External finish
Heat exchanger
Fan(drive) oNo.
Fan motor output
Airflow (Low-High)
External static pressure
Booster heater
Operation control & Thermostat
Noise level (Low-High) w2
Unit drain pipe. O.D.
Dimensions
Weight
Service Ref.
Power supply (phase, cycle, voltage)
Input
Running current (Power factor)
Starting current
External finish
Refrigerant control
Compressor
Model
Motor output
Starter type
Protection devices
Crankcase heater
Heat exchanger
Fan(drive) oNo.
Fan motor output
Airflow
Defrost method
Noise level w2
Dimensions
Weight
Refrigerant Charge
Pipe size O.D.
Connection method
Between the indoor &
outdoor units
Btu/h
W
kW
kW
A(%)
A
kW
m3/min(CFM)
Pa(mmAq)
kW
dB
mm(in.)
mm(in.)
mm(in.)
mm(in.)
kg(lbs)
kW
A(%)
A
kW
W
kW
m3/min(CFM)
dB(A)
mm(in.)
mm(in.)
mm(in.)
kg(lbs)
kg(lbs)
mm(in.)
mm(in.)
Indoor, Outdoor D.B./W.B.°C
Liquid
Gas
W
D
H
W
D
H
REFRIGERANT PIPING
OUTDOOR UNIT
Indoor side
Outdoor side
Height difference
Piping length
INDOOR UNIT
Fan
Fan
w1 Refrigerant piping length (one way) : 5m (16ft)
w2 Noise level is measured in an unacoustic room based on JIS conditions.
w3 Up to 20m it is unnecessary to charge additional refrigerant.
w4 Indoor, Outdoor D.B./W.B. : 29/19°C, 46/24°C.
w5 Cooling SSA385, 386
1. STANDARD SPECIFICATION
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6
Item Service Ref. PK-3FLD PK-3FLD1PK-3FLD2
PK-3FLD PK-3FLD1PK-3FLD2
27/19.0°C, 35/24°C
Cooling (JIS B8616)
Munsell 3.4Y 7.7/0.8(White)
Plate fin coil
Line flow (direct) o2
0.04
15 - 20 (530-706)
0 (direct blow)
—
Wireless remote controller & Built-in
39 - 45
20 (13/16)
1,400 (55-1/8)
235 (9-1/4)
340 (13-3/8)
24 (53)
27,000
7,900
3.28 / 3.30 3.28 / 3.30
28,400
8,200
3.54
Single, 50Hz, 220/240V
0.095 / 0.095
0.44 / 0.44 (98/90)
0.7 / 0.8
Single, 60Hz, 220V
0.095
0.44 (98)
0.7
w4
w5
23,500
6,900
4.19
4.09
20.9(89)
80
PU-3VJC
Single, 50Hz, 220/240V
3.18 / 3.20
15.1/13.9(96/96)
54 / 58
PU-3YJC
3, 50Hz, 380/415V
3.18 / 3.20
5.7/5.3(85/84)
34 / 37
NH52VND
2.2 NH52YDE 2.4
3.44
17.6(89)
80
PU-3NJA1
Single, 60Hz, 220V
NHJ47NAD
2.2
w6w7
52 53
w6
R-22 2.8 (6.2)
R-22 3.5 (7.7)
32 / 38 32 / 38 38
Munsell 5Y 7/1
Capillary tube
Hermetic
Line start
Plate fin coil
Propeller (direct) o1
0.085
50 (1765)
—
870 (34-1/4)
295 (+24) (11-5/8 (add 1))
850 (33-7/16)
73 (161)
9.52 (3/8)
15.88 (5/8)
Flared
Flared
w3 Max. 20m
w3 Max. 30m
Condition
Capacity w1
Total input w1
Service Ref.
Power supply(phase, cycle, voltage)
Input
Running current (Power factor)
Starting current
External finish
Heat exchanger
Fan(drive) oNo.
Fan motor output
Airflow (Low-High)
External static pressure
Booster heater
Operation control & Thermostat
Noise level (Low-High) w2
Unit drain pipe. O.D.
Dimensions
Weight
Service Ref.
Power supply (phase, cycle, voltage)
Input
Running current (Power factor)
Starting current
External finish
Refrigerant control
Compressor
Model
Motor output
Starter type
Protection devices
Crankcase heater
Heat exchanger
Fan(drive) o No.
Fan motor output
Airflow
Defrost method
Noise level w2
Dimensions
Weight
Refrigerant Charge
Pipe size O.D.
Connection method
Between the indoor &
outdoor units
Btu/h
W
kW
kW
A(%)
A
kW
m3/min(CFM)
Pa(mmAq)
kW
dB
mm(in.)
mm(in.)
mm(in.)
mm(in.)
kg(lbs)
kW
A(%)
A
kW
W
kW
m3/min(CFM)
dB
mm(in.)
mm(in.)
mm(in.)
kg(lbs)
kg(lbs)
mm(in.)
mm(in.)
Indoor, Outdoor D.B./W.B.°C
Liquid
Gas
W
D
H
W
D
H
REFRIGERANT PIPING
OUTDOOR UNIT
Indoor side
Outdoor side
Height difference
Piping length
INDOOR UNIT
Fan
Fan
w1 Refrigerant piping length (one way) : 5m (16ft)
w2 Noise level is measured in an unacoustic room based on JIS conditions.
w3 Up to 20m it is unnecessary to charge additional refrigerant.
w4 Indoor, Outdoor D.B./W.B. : 29/19°C, 46/24°C
w5 Cooling SSA385, 386
w6 Inner thermostat, HP switch, LP switch.
w7 Thermal switch, Reversed-phase protector, HP switch, LP switch, Thermal relay.
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7
Item Service Ref. PK-4FLSD PK-4FLSD1PK-4FLSD2
27/19.0°C, 35/24°C
Cooling (JIS B8616)
w4
w5
33,800
9,900
5.08
39,000
11,400
4.38
35,200
10,300
3.46 / 3.63 3.40 / 3.47
PU-4VLJSA2
Single, 50Hz, 220/240V
3.35 / 3.52
16.9 / 16.3 (90/90)
79 / 79
PU-4YJSA3
3, 50Hz, 380/415V
3.29 / 3.36
5.7 / 5.5 (87/85)
38 / 38
NH56VND
2.7 NHJ56YDE 2.7 Line start
Munsell 5Y 7/1
Capillary tube
Hermetic
Plate fin coil
Propeller (direct) o2
0.065 + 0.065
95 (3352)
—
870 (34-1/4)
295 (+24) (11-5/8 (add 1))
1258 (49-1/2)
94 (207)
9.52 (3/8)
19.05 (4/3)
Flared
Flared
w3 Max. 30m
w3 Max. 40m
PU-4TJSA2
3, 60Hz, 220V
4.27
12.2 (92)
69
NHJ56TKA
2.7
w6w7w7
54 55 55
32 / 38 32 / 38 38
R-22 3.8 (8.4) R-22 4.6 (10.1) R-22 4.6 (10.1)
4.97
14.0(93)
69
PK-4FLSD PK-4FLSD1PK-4FLSD2
Munsell 3.4Y 7.7/0.8(White)
Plate fin coil
Line flow (direct) o2
0.07
22 - 28 (777 - 989)
0 (direct blow)
—
Wireless remote controller & Built-in
41 - 46
20 (13/16)
1,680 (66-1/8)
235 (9-1/4)
340 (13-3/8)
28 (62)
Single, 50Hz, 220/240V
0.114 / 0.114
0.53 / 0.53 (98/90)
0.8 / 0.9
Single, 60Hz, 220V
0.114
0.53 (98)
0.8
Condition
Capacity w1
Total input w1
Service Ref.
Power supply(phase, cycle, voltage)
Input
Running current (Power factor)
Starting current
External finish
Heat exchanger
Fan(drive) oNo.
Fan motor output
Airflow (Low-High)
External static pressure
Booster heater
Operation control & Thermostat
Noise level (Low-High) w2
Unit drain pipe. O.D.
Dimensions
Weight
Service Ref.
Power supply (phase, cycle, voltage)
Input
Running current (Power factor)
Starting current
External finish
Refrigerant control
Compressor
Model
Motor output
Starter type
Protection devices
Crankcase heater
Heat exchanger
Fan(drive) oNo.
Fan motor output
Airflow
Defrost method
Noise level w2
Dimensions
Weight
Refrigerant Charge
Pipe size O.D.
Connection method
Between the indoor &
outdoor units
Btu/h
W
kW
kW
A(%)
A
kW
m3/min(CFM)
Pa(mmAq)
kW
dB
mm(in.)
mm(in.)
mm(in.)
mm(in.)
kg(lbs)
kW
A(%)
A
kW
W
kW
m3/min(CFM)
dB
mm(in.)
mm(in.)
mm(in.)
kg(lbs)
kg(lbs)
mm(in.)
mm(in.)
Liquid
Gas
W
D
H
W
D
H
REFRIGERANT PIPING
OUTDOOR UNIT
Indoor side
Outdoor side
Height difference
Piping length
INDOOR UNIT
Indoor, Outdoor D.B./W.B.°C
Fan
Fan
w1 Refrigerant piping length (one way) : 5m (16ft)
w2 Noise level is measured in an unacoustic room based on JIS conditions.
w3 Up to 20m it is unnecessary to charge additional refrigerant.
w4 Indoor, Outdoor D.B./W.B. : 29/19°C, 46/24°C
w5 Cooling SSA385, 386
w6 Inner thermostat, HP switch, LP switch, Thermal switch
w7 Thermal switch, Reversed-phase protector, HP switch, LP switch, Thermal relay.
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8
2. POWER SUPPLY & MODEL NAMES
Notes : 1. Power supply key N …… 1ph, 220V, 60Hz Y …3ph, 380/220, 400/230,
V(L) …1ph, 220, 230 240V, 50Hz 415/240V, 50Hz, 4 wires
T…… 3ph, 220V, 60Hz
2. Primary power supplies for all indoor units are single-phase.
3. ELECTRICAL SPECIFICATION
Rating conditions
Series PK Indoor Unit (Single Phase)
JIS B8615, 8616 Indoor : D.B. 27°C (80°F), W.B. 19°C(66°F)
Outdoor : D.B. 35°C (95°F)
Power supply Service Ref. (Indoor unit)
Service Ref. (Outdoor unit)
50Hz 1ph.
3ph.
1ph.
3ph.
220,230,240V
380/220,400/230,415/240V
220V
220V
PK-2.5FLD
PK-2.5FLD1
PK-2.5FLD2
PU-2.5VJA2
—
PU-2.5NJA1
—
PK-3FLD
PK-3FLD1
PK-3FLD2
PU-3VJC
PU-3YJC
PU-3NJA1
—
PK-4FLSD
PK-4FLSD1
PK-4FLSD2
PU-4VLJSA2
PU-4YJSA3
—
PU-4TJSA2
60Hz
Power supply (1 Phase) V : 220V 50Hz V : 230V 50Hz
Service Ref.
PK-2.5FLD
PK-2.5FLD1
PK-2.5FLD2
0.44
0.095
0.7
PU-2.5
PK-3FLD
PK-3FLD1
PK-3FLD2
0.44
0.095
0.7
PU-3
PK-4FLSD
PK-4FLSD1
PK-4FLSD2
0.53
0.114
0.8
PU-4
PK-2.5FLD
PK-2.5FLD1
PK-2.5FLD2
0.44
0.095
0.8
PU-2.5
PK-3FLD
PK-3FLD1
PK-3FLD2
0.44
0.095
0.8
PU-3
PK-4FLSD
PK-4FLSD1
PK-4FLSD2
0.53
0.114
0.8
PU-4
Current
Input
Starting current
Outdoor unit
A
kW
A
Power supply (1 Phase) V : 240V 50Hz N : 220V 60Hz
Service Ref.
PK-2.5FLD
PK-2.5FLD1
PK-2.5FLD2
0.44
0.095
0.8
PU-2.5
PK-3FLD
PK-3FLD1
PK-3FLD2
0.44
0.095
0.8
PU-3
PK-4FLSD
PK-4FLSD1
PK-4FLSD2
0.53
0.114
0.9
PU-4
PK-2.5FLD
PK-2.5FLD1
PK-2.5FLD2
0.44
0.095
0.7
PU-2.5
PK-3FLD
PK-3FLD1
PK-3FLD2
0.44
0.095
0.7
PU-3
PK-4FLSD
PK-4FLSD1
PK-4FLSD2
0.53
0.114
0.8
PU-4
Current
Input
Starting current
Outdoor unit
A
kW
A
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9
DATA5
1. PERFORMANCE DATA
COOLING CAPACITY 50Hz
Notes: 1. T.C.: Total capacity (kW) …(kcal/h)=(kW)x860, (Btu/h)=4x(kW)x860
C.F.(T.I.) : Correction factors of Total input(Indoor unit input + Outdoor unit input)
2. (°F)=32+9/5(°C)
3. Guaranteed operating range(cooling){Lower limit … Indoor : D.B. 21°C(70°F), W.B. 15.5°C(60°F), Outdoor : D.B. 21°C(70°F).
Upper limit … Indoor : D.B. 35°C(95°F), W.B. 22.5°C(72.5°F), Outdoor : D.B. 452°C(125.5°F).
ServiceRef.
Temperature
PK-2.5FLD
PK-2.5FLD1
PK-2.5FLD2
T.C. C.F.
(T.I.)
PK-3FLD
PK-3FLD1
PK-3FLD2
T.C. C.F.
(T.I.)
PK-4FLSD
PK-4FLSD1
PK-4.5FLSD2
T.C. C.F.
(T.I.)
OutdoorD.B.
21:
(69.8°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
7.0
7.5
7.7
7.8
7.9
8.4
0.81
0.82
0.83
0.83
0.84
0.86
7.9
8.4
8.7
8.8
9.0
9.5
0.81
0.82
0.83
0.83
0.84
0.86
10.4
11.0
11.3
11.5
11.7
12.4
0.81
0.82
0.83
0.83
0.84
0.86
6.9
7.3
7.6
7.7
7.8
8.3
0.84
0.85
0.86
0.86
0.87
0.89
7.7
8.3
8.5
8.7
8.8
9.4
0.84
0.85
0.86
0.86
0.87
0.89
10.1
10.8
11.1
11.3
11.5
12.2
0.84
0.85
0.86
0.86
0.87
0.89
6.6
7.1
7.3
7.4
7.5
8.0
0.90
0.92
0.93
0.93
0.94
0.96
7.5
8.0
8.2
8.4
8.5
9.0
0.90
0.92
0.93
0.93
0.94
0.96
9.7
10.4
10.7
10.9
11.1
11.8
0.90
0.92
0.93
0.93
0.94
0.96
6.5
6.9
7.1
7.2
7.4
7.8
0.93
0.95
0.96
0.97
0.97
0.99
7.3
7.8
8.1
8.2
8.3
8.8
0.93
0.95
0.96
0.97
0.97
0.99
9.6
10.1
10.5
10.7
10.9
11.5
0.93
0.95
0.96
0.97
0.97
0.99
6.3
6.8
7.0
7.1
7.2
7.7
0.96
0.99
1.00
1.00
1.01
1.04
7.2
7.6
7.9
8.0
8.2
8.7
0.96
0.99
1.00
1.00
1.01
1.04
9.3
10.0
10.3
10.5
10.6
11.3
0.96
0.99
1.00
1.00
1.01
1.04
6.1
6.5
6.7
6.8
6.9
7.4
10.3
1.06
1.07
1.08
1.08
1.11
6.8
7.3
7.6
7.7
7.8
8.3
1.03
1.06
1.07
1.08
1.08
1.11
8.9
9.5
9.9
10.0
10.2
10.9
1.03
1.06
1.07
1.08
1.08
1.11
6.0
6.4
6.7
6.8
6.9
7.4
1.04
1.06
1.08
1.08
1.09
1.12
6.8
7.3
7.5
7.6
7.8
8.3
1.04
1.06
1.08
1.08
1.09
1.12
8.9
9.5
9.8
9.9
10.1
10.8
1.04
1.06
1.08
1.08
1.09
1.12
5.8
6.2
6.4
6.5
6.6
7.1
1.10
1.12
1.14
1.15
1.16
1.20
6.5
7.0
7.2
7.3
7.5
8.0
1.10
1.12
1.14
1.15
1.16
1.20
8.5
9.1
9.4
9.5
9.7
10.4
1.10
1.12
1.14
1.15
1.16
1.20
5.7
6.1
6.4
6.4
6.5
7.0
1.11
1.14
1.15
1.16
1.17
1.21
6.4
6.9
7.2
7.2
7.4
7.9
1.11
1.14
1.15
1.16
1.17
1.21
8.4
9.0
9.4
9.4
9.6
10.3
1.11
1.14
1.15
1.16
1.17
1.21
5.4
5.9
6.1
6.2
6.2
6.8
1.16
1.19
1.21
1.22
1.23
1.28
6.1
6.6
6.8
6.9
7.0
7.6
1.16
1.19
1.21
1.22
1.23
1.28
8.0
8.6
8.9
9.1
9.2
9.9
1.16
1.19
1.21
1.22
1.23
1.28
20
0.11
0.81
20
0.12
0.73
28
0.12
0.75
5.3
5.7
5.9
6.0
6.2
6.6
1.19
1.22
1.24
1.25
1.26
1.31
6.0
6.5
6.7
6.8
7.0
7.5
1.19
1.22
1.24
1.25
1.26
1.31
7.8
8.4
8.7
8.9
9.1
9.7
1.19
1.22
1.24
1.25
1.26
1.31
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67 °F)
20:(68 °F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67 °F)
20:(68 °F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67 °F)
20:(68 °F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67 °F)
20:(68 °F)
22:(71.6°F)
25:
(77°F)
30:
(86°F)
32.2:
(90°F)
35:
(95°F)
40:
(104°F)
40.6:
(105°F)
45:
(113°F)
46:
(115 °F)
50:
(69.8°F)
52:
(125.5°F)
Evaporator airflow (CMM)
Bypassfactors
S.H.F. at ratingconditions
IndoorW.B.
OC232--1.qxp 01.10.1 9:17 PM Page 9

10
COOLING CAPACITY 60Hz
Notes: 1. T.C.: Total capacity (kW) …(kcal/h)=(kW)x860, (Btu/h)=4x(kW)x860
C.F.(T.I.) : Correction factors of Total input(Indoor unit input + Outdoor unit input)
2. (°F)=32+9/5(°C)
3. Guaranteed operating range(cooling){Lower limit … Indoor : D.B. 21°C(70°F), W.B. 15.5°C(60°F), Outdoor : D.B. 21°C(70°F).
Upper limit … Indoor : D.B. 35°C(95°F), W.B. 22.5°C(72.5°F), Outdoor : D.B. 52°C(125.5°F)…NJ, TJ
ServiceRef.
Temperature
OutdoorD.B.
21:
(69.8°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
0.81
0.82
0.83
0.83
0.84
0.86
0.84
0.85
0.86
0.86
0.87
0.89
0.90
0.92
0.93
0.93
0.94
0.96
0.93
0.95
0.96
0.97
0.97
0.99
0.96
0.99
1.00
1.00
1.01
1.04
1.03
1.06
1.07
1.08
1.08
1.11
1.04
1.06
1.08
1.08
1.09
1.12
1.10
1.12
1.14
1.15
1.16
1.20
1.11
1.14
1.15
1.16
1.17
1.21
1.16
1.19
1.21
1.22
1.23
1.28
1.19
1.22
1.24
1.25
1.26
1.31
0.81
0.82
0.83
0.83
0.84
0.86
0.84
0.85
0.86
0.86
0.87
0.89
0.90
0.92
0.93
0.93
0.94
0.96
0.93
0.95
0.96
0.97
0.97
0.99
0.96
0.99
1.00
1.00
1.01
1.04
1.03
1.06
1.07
1.08
1.08
1.11
1.04
1.06
1.08
1.08
1.09
1.12
1.10
1.12
1.14
1.15
1.16
1.20
1.11
1.14
1.15
1.16
1.17
1.21
1.16
1.19
1.21
1.22
1.23
1.28
1.19
1.22
1.24
1.25
1.26
1.31
0.81
0.82
0.83
0.83
0.84
0.86
0.84
0.85
0.86
0.86
0.87
0.89
0.90
0.92
0.93
0.93
0.94
0.96
0.93
0.95
0.96
0.97
0.97
0.99
0.96
0.99
1.00
1.00
1.01
1.04
1.03
1.06
1.07
1.08
1.08
1.11
1.04
1.06
1.08
1.08
1.09
1.12
1.10
1.12
1.14
1.15
1.16
1.20
1.11
1.14
1.15
1.16
1.17
1.21
1.16
1.19
1.21
1.22
1.23
1.28
1.19
1.22
1.24
1.25
1.26
1.31
PK-2.5FLD
PK-2.5FLD1
PK-2.5FLD2
T.C. C.F.
(T.I.)
7.2
7.6
7.9
8.0
8.1
8.6
PK-3FLD
PK-3FLD1
PK-3FLD2
T.C. C.F.
(T.I.)
8.2
8.7
9.0
9.1
9.3
9.8
PK-4FLSD
PK-4FLSD1
PK-4FLSD2
T.C. C.F.
(T.I.)
11.5
12.1
12.5
12.7
12.9
13.7
7.0
7.5
7.7
7.8
8.0
8.5
8.0
8.6
8.9
9.0
9.1
9.7
11.2
11.9
12.3
12.5
12.7
13.5
6.8
7.2
7.4
7.6
7.7
8.2
7.7
8.3
8.5
8.7
8.8
9.4
10.8
11.5
11.9
12.1
12.2
13.0
6.6
7.0
7.3
7.4
7.5
8.0
7.6
8.1
8.4
8.5
8.7
9.2
10.6
11.2
11.6
11.8
12.0
12.8
6.5
6.9
7.2
7.3
7.4
7.9
7.4
7.9
8.2
8.3
8.5
9.0
10.3
11.0
11.4
11.6
11.8
12.5
6.2
6.6
6.8
7.0
7.1
7.6
7.1
7.6
7.9
8.0
8.1
8.7
9.9
10.6
10.9
11.1
11.3
12.0
6.1
6.6
6.8
6.9
7.0
7.5
7.1
7.5
7.8
7.9
8.1
8.6
9.8
10.5
10.8
11.0
11.2
12.0
5.9
6.3
6.5
6.6
6.7
7.2
6.8
7.2
7.5
7.6
7.7
8.3
9.4
10.1
10.4
10.5
10.8
11.5
5.8
6.2
6.5
6.6
6.7
7.2
6.7
7.1
7.5
7.5
7.7
8.2
9.3
9.9
10.4
10.5
10.7
11.4
5.6
6.0
6.2
6.3
6.4
6.9
6.4
6.9
7.1
7.2
7.3
7.9
8.9
9.5
9.9
10.0
10.1
11.0
5.4
5.9
6.0
6.2
6.3
6.8
6.2
6.7
6.9
7.1
7.2
7.7
8.7
9.3
9.6
9.8
10.0
10.8
IndoorW.B.
20
0.11
0.78
20
0.12
0.72
28
0.12
0.72
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
16:(60.8°F)
18:(64.4°F)
19:(66.2°F)
19.4:(67°F)
20:(68°F)
22:(71.6°F)
25:
(77°F)
30:
(86°F)
32.2:
(90°F)
35:
(95°F)
40:
(104°F)
40.6:
(105°F)
45:
(113 °F)
46:
(115 °F)
50:
(69.8°F)
52:
(125.5°F)
Evaporator airflow (CMM)
Bypassfactors
S.H.F. at ratingconditions
OC232--1.qxp 01.10.1 9:17 PM Page 10