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tep 4:
Ignition ystem
(continued)
Ignition Gas Piping
atioAirs are capable of ignition with either low fire or bypass
start gas.
Low Fire tart:
Main gas
shut-off
valve train
ypass Start Gas (optional):
Main gas
shut-off
valve train
Optional fuel orifice meter recommended.
n optional fuel orifice meter connected in the start gas piping
can simplify start-up and adjustment. To start the burner at
the lowest possible gas input, select a fuel orifice meter for 5”
to 10” w.c. pressure drop when the gas flow is at the burner’ s
rated low fire.
clipse RatioAir v1 - Design Guide No. 115, 2/14/05
NC
NC
15
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