26
Figure 15 - Concentric Vent Terminations
Combustion
Air
Vent
1" (25.4mm)
Maximum
Maintain 12"
clearance above
highest anticipated
snow level or grade
* See Note
Below
Vent
Combustion
Air
36"(0.9m) Minimum
Maintain US 12"(305mm)
Canada 18” (457mm)
clearance above highest
anticipated snow level or
grade
12" (305mm) Minimum
*Must be less than 4" (102mm) or greater than 24"
(610mm) Horizontal distance between end bells of each air
intake to prevent
fl
ue gas recirculation.
1" (25.4mm)
Maximum
Overhang
Figure 16 - Concentric Vent
COMBUSTION AIR AND VENT PIPE
Figure 17 - Concentric Vent Roof
Installation
A
ELBOW
(FIELD SUPPLIED)
B
STRAP
(FIELD SUPPLIED)
C
1” (26mm) Max.
Содержание Dunkirk 4 Series
Страница 12: ...12 NEAR BOILER PIPING Figure 2 Single Zone Boiler Piping SAFETY RELIEF VALVE SEE PAGE 18 FOR REQUIREMENTS ...
Страница 15: ...15 NEAR BOILER PIPING Figure 5 Primary Secondary Piping With Circulators And Domestic Hot Water ...
Страница 31: ...31 Figure 20 Field Wiring Connections ELECTRICAL WIRING SAFETY RELIEF VALVE SEE PAGE 18 FOR REQUIREMENTS ...
Страница 33: ...33 Figure 22 Ladder Diagram for Figure 22 ELECTRICAL WIRING ...
Страница 52: ...52 Troubleshooting Chart 1 TROUBLESHOOTING ...
Страница 53: ...53 Troubleshooting Chart 2 TROUBLESHOOTING ...
Страница 63: ...NOTES ...
Страница 64: ...DUNKIRK BOILERS 2201 Dwyer Avenue Utica NY 13501 web site www ecrinternational com ...