Service manual

8
5
DATA
Models
Models Outdoor intake air DB temperature
(
˚F
)
PKH18FK3
71
67
63
62.5
60
59
71
67
63
62.5
60
59
71
67
63
62.5
60
59
71
67
63
62.5
60
59
TC
21.0
19.5
18.2
18.1
17.2
16.8
27.9
26.1
24.3
24.1
23.0
22.5
34.9
32.6
30.4
30.2
28.8
28.2
39.8
37.1
34.7
34.4
32.8
32.2
SHC
14.4
16.0
17.4
15.5
15.1
14.5
16.1
18.5
20.5
18.0
17.6
17.0
21.5
24.5
26.9
23.8
23.2
22.4
23.0
26.3
29.3
25.8
25.1
24.3
TPC
1.56
1.52
1.49
1.49
1.47
1.46
2.05
2.01
1.97
1.96
1.94
1.93
2.72
2.66
2.60
2.59
2.57
2.56
3.00
2.93
2.87
2.86
2.82
2.81
TC
20.2
18.8
17.5
17.4
16.6
16.2
26.9
25.1
23.4
23.2
22.1
21.7
33.7
31.4
29.2
29.0
27.6
27.0
38.4
35.7
33.3
33.1
31.5
30.8
SHC
13.9
15.4
16.7
14.9
14.5
14.0
15.5
17.8
19.7
17.4
16.9
16.4
20.8
23.6
25.8
22.9
22.2
21.5
22.1
25.3
28.1
24.8
24.1
23.2
TPC
1.69
1.65
1.61
1.61
1.58
1.57
2.23
2.18
2.12
2.12
2.09
2.07
2.95
2.88
2.81
2.80
2.77
2.76
3.25
3.17
3.10
3.09
3.04
3.03
TC
19.4
18.0
16.8
16.6
15.8
15.5
25.8
24.0
22.4
22.2
21.1
20.7
32.3
30.0
27.9
27.7
26.3
25.7
36.8
34.2
31.9
31.6
30.1
29.5
SHC
13.3
14.8
16.0
14.3
13.8
13.4
14.9
17.0
18.9
16.6
16.2
15.6
19.9
22.5
24.6
21.9
21.2
20.4
21.2
24.3
26.9
23.7
23.0
22.3
TPC
1.84
1.79
1.74
1.74
1.70
1.69
2.43
2.36
2.30
2.29
2.25
2.24
3.21
3.12
3.04
3.03
2.99
2.98
3.54
3.44
3.35
3.34
3.28
3.26
TC
18.5
17.1
15.9
15.8
15.0
14.6
24.6
22.9
21.3
21.1
20.1
19.7
30.8
28.6
26.6
26.3
24.9
24.4
35.1
32.6
30.3
30.0
28.5
27.9
SHC
12.7
14.0
15.2
13.6
13.1
12.6
14.2
16.3
18.0
15.8
15.4
14.9
19.0
21.5
23.5
20.7
20.1
19.4
20.2
23.1
25.6
22.5
21.8
21.0
TPC
1.99
1.93
1.88
1.87
1.84
1.83
2.63
2.55
2.47
2.47
2.41
2.39
3.48
3.37
3.27
3.26
3.21
3.19
3.83
3.71
3.61
3.59
3.52
3.50
TC
17.6
16.3
15.1
15.0
14.2
13.9
23.4
21.7
20.1
19.9
18.9
18.5
29.3
27.1
25.1
24.9
23.5
22.9
33.4
30.9
28.7
28.4
26.9
26.4
SHC
12.1
13.4
14.4
12.9
12.4
12.0
13.5
15.4
17.0
14.9
14.5
14.0
18.1
20.3
22.2
19.6
18.9
18.2
19.3
21.9
24.2
21.3
20.6
19.9
TPC
2.15
2.07
2.01
2.00
1.96
1.94
2.84
2.73
2.65
2.64
2.58
2.56
3.75
3.61
3.50
3.49
3.43
3.41
4.13
3.98
3.86
3.85
3.76
3.73
IWB
(
˚F
)
DB 75°F (50%RH)
DB 72°F (50%RH)
DB 70°F (50%RH)
DB 75°F (50%RH)
DB 72°F (50%RH)
DB 70°F (50%RH)
DB 75°F (50%RH)
DB 72°F (50%RH)
DB 70°F (50%RH)
DB 75°F (50%RH)
DB 72°F (50%RH)
DB 70°F (50%RH)
75 85 95 105 115
710
0.16
Airflow
(
CFM
)
B.F
PKH24FK3
710
0.16
PKH30FK3
990
0.15
PKH36FK3
990
0.14
Notes 1. B.F. : Bypass Factor, IWB : Intake air wet-bulb temperature
TC : Total Capacity (x10
3
Btu/h), SHC : Sensible Heat Capacity (x10
3
Btu/h)
TPC : Total Power Consumption (kW)
2. SHC is based on 80˚FDB of indoor intake air temperature.
3. Cooling capacity correction factors and Refrigerant piping length (one way) range.
MODEL
Refrigerant piping length
(
one way
)
1.0
1.0
1.0
1.0
25ft
0.992
0.981
0.981
0.981
40ft
0.983
0.968
0.968
0.968
55ft
0.978
0.952
0.952
0.952
70ft
0.966
0.940
0.940
0.940
85ft
0.959
0.925
0.925
0.925
100ft
0.950
0.913
0.913
0.913
115ft
0.945
0.900
0.900
0.900
130ft
0.886
0.886
0.886
150ft
0.874
0.874
0.874
164ft
PKH18FK3
PKH24FK3
PKH30FK3
PKH36FK3
MODELS : PKH18FK3, PKH24FK3, PKH30FK3, PKH36FK3
1. PERFORMANCE DATA
1) COOLING CAPACITY
OC273-A-1.qxp 03.11.25 8:59 AM Page 8