Service manual

SECTION 16: SPECIFICATIONS
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