CHAPTERl
GENERAL
DESCRIPTION
AND J?RINCIPLES
OF
OPERATION
CHAPTER 1
GENERAL
DESCRIPTION
AND
PRINCIPLES
OF
OPERATION
A The Boiler
B.
The Burner And Control System
C.
Control And Component Function
D.
Controls Common To All Boilers
E.
Steam Controls (All Fuels)
F.
Hot Water Controls (All Fuels)
G.
Controls For Gas Firing (Including Combination)
H. Controls For
Oil Fired Boilers
I.
Co~trols
For Heavy Oil
J. Controls For Combination Burners
K. Combustion Air
L. Automatic Ignition
M. Atomizing
Air
N.
Oil Fuel Flow - Light Oil
0.
Oil Fuel Flow - Heavy Oil
P.
Gas Fuel Flow
Q. Modulating Firing
NOTE:
If
your boiler
is
equipped with a
CB-HA
WK™
boiler
manage·
ment control system, refer to CB-
Hawk. Installation, Operating,
and Servicing Manual No.
750-
133 for information regarding
controls discussed in this section.
Series
100 - Light Oil (No. 2)
Series
200 - Light Oil (No. 2) Or Gas
Series
400 - Heavy Oil (No. 6) Or Gas
Series
600-
Heavy Oil (No. 6) Only
Series
700-
Gas Only
The general information
in
this manual applies
directly
to
Cleaver-Brooks
"CBW''
Boiler
Models in sizes ranging from 100 through 400
boiler horsepower for the following fuels:
750-150
NOTE:
Although the Series 400
or
600
burner
is
designed and designated
to bum No. 6 oil, the burner will
handle grades
4 and 5 equally
well
with
some
possible
modifications. While this manual
contains peninent infonnation on
CHAPTER 1
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