Harsco Industrial P-K THERMIFIC N700, Инструкция по установке и эксплуатации

Страница: 24 / 64

P-K THERMIFIC
®
Gas-Fired Boiler
24
3.5.5.8 Sealed Combustion Flue Gas Termination
3.5.5.8.1 Sidewall Termination
12" Min.
Recommended
termination
(refer to text).
Sealant
Centering
Support
Plate
Outside Plate
Cover Plate
Fastener
Sealant
The exhaust vent termination must be one of the following four approved sidewall terminations:

90º elbow pointing down, or

Two 45º elbows pointing down, or

45º elbow pointing down, or

Standard tee pointing up/down.
When installing a sidewall exhaust system the termination must be either backed by a metal plate se-
cured to the wall as shown in the figure or incorporate an approved vent manufacturers wall penetration
kit.
NOTICE! The equivalent length of the chosen termination must be included in the calculation of the
maximum allowable equivalent length. See Section 3.5.3.1 for equivalent lengths.
3.5.5.8.2 Vertical Termination (including through the roof)
Correct rain cap,
unrestricted. Typical incorrect
rain cap.
The preferred method to terminate the exhaust vent is with a rain cap.
The rain cap should be an
unrestrictive type similar to the figure above.