Operating procedure – Grain Systems PNEG-823 User Manual
Page 23
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8. Operating Procedure
PNEG-823 Deluxe Downwind Heater 23
20 HP-40 HP Units BTUs per Gauge Pressure (PSI) Propane
Models (Approximate)
High-Temperature 20 HP-40 HP 5/16" (0.313") Orifice
Operating Pressure (PSI)
Gauge Pressure (PSI) Required to Maintain Temperature (Approximate)
(20 HP-40 HP High-Temperature Propane Units Only)
2
4
6
8
10
12
14
15
All Models
1663135
2345140
2878779
3328663
3721115
4068100
4393548
4541914
Fan Model
Static Pressure
Heat Rise (°F)
60
80
100
120
140
160
180
20 HP
2"
2
2
4
5
7
8
10
4"
1
2
3
4
5
7
8
6"
1
2
3
4
5
6
7
25 HP
2"
2
3
5
7
9
12
15
4"
2
3
4
6
8
10
13
6"
2
2
4
5
6
8
10
30 HP
2"
2
4
6
8
11
15
4"
2
4
5
7
10
13
6"
2
3
4
6
8
10
13
40 HP
2"
3
6
8
12
4"
3
5
7
11
14
6"
3
4
7
9
12
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