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Lennox 13HPX Series Unit Information page 16

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Table 20. 13HPX−048
INDOOR MATCHUPS
CBX26UH−048
CBX26UH−060
CBX27UH−048−230
CBX27UH−060−230
CBX32M−048
CBX32M−060
CBX32MV−048
CBX32MV−060−230
CH33−43C
CH33−49C, −50/60C
CH33−60D
CH33−62D
CR33−50/60
CR33−60
CX34−49
CX34−60D
Table 22. Normal Operating Pressures − Liquid +10 & Vapor +5 PSIG*
13HPX−018
5F (5C)**
Liq / Vap
65 (18)
234 / 142
75 (24)
273 / 144
85 (29)
316 / 145
95 (35)
365 / 148
105 (41)
421 / 151
115 (45)
492 / 152
60 (15)
325 / 135
50(10)
309 / 114
40 (4)
293 / 96
30 (−1)
278 / 79
20 (−7)
264 / 65
*These are most−popular−match−up pressures. Indoor match up, indoor air quality, and indoor load cause pressures to vary.
**Temperature of the air entering the outside coil.
Target
*Add
Subcooling
g
charge
Heat
Heat
Cool
Cool
lb
oz
(+5ºF)
(+1ºF)
11
11
1
24
18
2
11
11
1
24
18
2
11
11
1
11
11
1
11
11
1
11
11
1
18
7
0
11
11
1
11
11
0
11
11
1
10
25
7
0
25
7
0
11
11
1
11
11
0
13HPX−XXX−230−04
13HPX−024
13HPX−030
Liq / Vap
Liq / Vap
258 / 140
238 / 137
299 / 142
278 / 138
347 / 145
322 / 140
399 / 148
369 / 143
460 / 150
425 / 144
534 / 152
487 / 147
353 / 130
337 / 123
330 / 109
322 / 110
307 / 90
304 / 90
291 / 75
284 / 77
276 / 59
271 / 62
Table 21. 13HPX−060
INDOOR MATCHUPS
7
CBX26UH−060
7
CBX27UH−060−230
3
CBX32MV−060
7
CBX32MV−068
3
CH33−60D
3
CH33−62D
3
CX34−62D
3
IMPORTANT
0
3
Use the following tables a general guide when per-
9
forming maintenance checks. This is not a proce-
dure for charging the unit (Refer to Charging / Check-
9
ing Charge section). Minor variations in these pres-
9
sures may be expected due to differences in installa-
1
tions. Significant differences could mean that the
9
system is not properly charged or that a problem ex-
ists with some component in the system.
13HPX−036
13HPX−042
Liq / Vap
Liq / Vap
Cooling
260 / 136
231 / 135
303 / 140
267 / 138
348 / 143
314 / 140
398 / 145
367 / 143
452 / 148
414 / 146
512 / 151
473 / 148
Heating
350 / 131
366 / 129
331 / 111
348 / 110
314 / 91
333 / 91
303 / 74
317 / 70
290 / 62
298 / 58
Page 16
Target
*Add
Subcooling
g
charge
Heat
Heat
Cool
Cool
lb
oz
(+5ºF)
(+1ºF)
8
11
1
10
9
0
13
10
9
0
10
9
0
10
9
0
10
9
0
11
10
9
0
13HPX−048
13HPX−060
Liq / Vap
Liq / Vap
246 / 134
256 / 116
286 / 136
298 / 123
330 / 138
345 / 131
379 / 140
395 / 135
432 / 143
450 / 138
492 / 146
512 / 141
348 / 119
379 / 127
334 / 105
361 / 109
312 / 84
341 / 89
300 / 73
323 / 71
286 / 60
310 / 60
7
0
9
0
6

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