SECTION 16: S
PECIFICATIONS
51 of 55
16.2 General Technical Data Table
* Do not exceed the maximum length of flue stated or heater may not operate properly.
16.3 Technical Data Table
Model
UHD
[T][M][X][S][R]
150
UHD
[T][M][X][S][R]
175
UHD
[T][M][X][S][R]
200
UHD
[T][M][X][S][R]
225
UHD
[T][M][X][S][R]
250
Full Load Amps @ 120 V
A
2
2
2
2
2
Minimum Air Volume
CFM
1360
1400
2050
2100
2350
Temperature Rise @
Minimum Air Volume
°F
(°C)
83
(46)
95
(52)
73
(40)
80
(44)
80
(44)
Heat Exchanger Pressure
Drop @ Minimum Air Volume
in wc
0.02
0.03
0.025
0.035
0.05
Maximum Air Volume
CFM
5800
6850
7750
8300
8850
Temperature Rise @
Maximum Air Volume
°F
(°C)
20
(11)
20
(11)
20
(11)
20
(11)
22
(12)
Heat Exchanger Pressure
Drop @ Maximum Air
Volume
in wc
0.16
0.29
0.163
0.253
0.35
Flue Size*
in
(cm)
4 - All Models
(10)
Air Intake*
in
(cm)
4 - All Models
(10)
Duct Size (Width)
28
(71)
28
(71)
28
(71)
28
(71)
28
(71)
28
(71)
Duct Size (Height)
24
(61)
24
(61)
32.5
(83)
32.5
(83)
32.5
(83)
32.5
(83)
Weight (Net)
lb
(kg)
191
(86.6)
211
(95.7)
239
(108.4)
249
(112.9)
254
(115.2)
Model
UHD
[T][M][X][S][R]
150
UHD
[T][M][X][S][R]
175
UHD
[T][M][X][S][R]
200
UHD
[T][M][X][S][R]
225
UHD
[T][M][X][S][R]
250
Total Input High Fire
(Btu/h) x (1000)
150
175
200
225
250
Total Input Low Fire
(Btu/h) x (1000)
105
122.5
140
157.5
175
Total Output High Fire
(Btu/h) x (1000)
123
143.5
164
184.5
205
Total Output Low Fire
(Btu/h) x (1000)
86
100
115
129
143.5
Efficiency (Max Input)
%
82
82
82
82
82
Natural Gas Data - Inlet Pressure 5.0 in wc Min., 14 in wc Max.
Burner Pressure High Fire
in wc
3.0
3.0
3.2
3.4
3.45
Burner Pressure Low Fire
in wc
1.3
1.3
1.6
1.7
1.7
LPG / Propane Data - Inlet Pressure 12.0 in wc Min., 14 in wc Max.
Burner Pressure High Fire
in wc
11.1
11.2
9.5
11.1
11.6
Burner Pressure Low Fire
in wc
5.0
5.5
4.7
5.4
5.5
Summary of Contents for UHD 150 series
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Page 27: ...SECTION 9 GAS PIPING 19 of 55 Figure 13 Gas Connection ...
Page 47: ...SECTION 14 TROUBLESHOOTING 39 of 55 14 1 General ...
Page 62: ...UHD STANDARD DUCT FURNACE INSTALLATION OPERATION AND SERVICE MANUAL 54 of 55 ...
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