Form 43343120
July 2021
-41-
Multiple Heater Horizontal Venting Arrangement
VENT SIZING TABLE
—
Multiple Heater Venting
Number of Heaters
Horizontal and vertical
Vertical Only
1
2
3
4
PGR 40
4”
4”
4”
4”
PGR 50
4”
4”
4”
5”
PGR 60
4”
4”
4”
5”
PGR 75
4”
4”
5”
6”
COMMON VENT DIAMETER
(If a size is not available use the next larger size.)
Содержание PGR 100-L5
Страница 47: ...Form 43343120 46 July 2021 18 0 CONTROL COMPONENT LOCATION ...
Страница 49: ...Form 43343120 48 July 2021 20 0 TROUBLESHOOTING GUIDE SINGLE STAGE N5 L5 ...
Страница 50: ...Form 43343120 July 2021 49 TROUBLESHOOTING GUIDE SINGLE STAGE CONTINUED ...
Страница 51: ...Form 43343120 50 July 2021 TROUBLESHOOTING GUIDE SINGLE STAGE CONTINUED ...
Страница 52: ...Form 43343120 July 2021 51 20 8 TROUBLESHOOTING GUIDE TWO STAGE N7 L7 ...
Страница 53: ...Form 43343120 52 July 2021 TROUBLESHOOTING GUIDE TWO STAGE CONTINUED ...
Страница 54: ...Form 43343120 July 2021 53 TROUBLESHOOTING GUIDE TWO STAGE CONTINUED ...
Страница 56: ...Form 43343120 July 2021 55 21 10 REMOVING GAS VALVE AND MANIFOLD ASSEMBLY 21 11 AIR SWITCH PRESSURE CHECK ...