12
Installing the fitting assembly
Note
Illustration of the fitting assembly refers
to staged operation.
For modulating operation, two pressure
regulators are replaced by one pressure
transducer.
Fill the U-bend of fitting assembly
E
with water and mount on the boiler front
panel.
The fitting assembly offers the following
connections:
■ 1 or 2 pressure regulators
A
(option-
ally with cap valve)
■ 1 maximum pressure limiter
C
(optionally with cap valve)
■ 1 pressure gauge
B
with test valve
and 1 drain valve
■ 1 additional connection
D
.
Fitting the test and control equipment
(cont.)
5607 279 GB
Summary of Contents for VITOMAX 200-HS M73A
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