Introduction
1-4
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CBEX -DE
1.2.1 — Blower assembly
The blower assembly, also called the cassette,
comprises the fan and motor and can be removed
as a unit from the front of the boiler without open-
ing the front door. The front davit arm is used to
support the blower cassette during removal.
1.2.2 — Feedwater piping
Feedwater piping configurations can vary. A typical configuration is shown below, comprising three-valve bypass
piping with strainer and a modulating feedwater valve.
FIGURE 1-4. Fan/motor cassette
FIGURE 1-5. Feedwater piping