45
Measure new input rate (cover screw must be installed). IV.
Repeat steps I.-IV until the input rate is within +/-2% of
the nameplate input rating.
If the actual input rate can not be set to within 2% of the V.
correct input rating by adjusting manifold pressure, a
change in gas orice size is required. Consult the boiler
manufacturer for information on correct orice sizing.
e specic gravity (G) and the higher heating value
(HHV) of the local natural gas must be obtained from the
local gas utility in order to determine the proper orice
size.
Observe several operating cycles to verify proper operation.
Review all instructions shipped with this boiler with owner or
maintenance person. Instructions must be axed on or adja-
cent to the boiler.
L. Complete and sign the installation and check-out cer-
ticate found in this manual.