
18
Only when delivered in individual sections
Note
Not required if the boiler is supplied as a single block
(factory tested)
1.
Fig. 14
A
Blank flange (on site)
Carry out water pressure test in accordance with
TRD 702.
Test pressure: 9 bar (0.9 MPa)
Vent the boiler via the flow.
Note
No pressure, control or safety equipment should be
installed during the water pressure and tightness tests.
Test the pressure with a pressure gauge class 1.0.
Torque for cleaning cover 5 Nm
Checking the boiler block for leaks
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