Buderus Logano G215 WS, Инструкция по установке и обслуживанию

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Assembling the boiler block 7
Logano G215 WS - We reserve the right to make any changes due to technical modifications. 26
7.2 Checking for leaks
Only carry out a boiler block leak test if the boiler was
supplied in sections.
7.2.1 Preparing for a leak test
z
Close all boiler hubs (
Î
Section 7.1.12, page 25)
z
Close the flow and return connections (fit the air vent
valve to the connecting block Rp ¾ (
Î
Fig. 22).
7.2.2 Leak test
Carry out a leak test at a test pressure of 5.8 bar (in
accordance with the requirements of the European
Pressure Vessel Directive).
z
Slowly fill the boiler block via the boiler fill & drain
valve. Bleed at the highest point of the system, until
water flows out of the air vent valve.
Leaking hub joints
z
If a hub joint is leaking, first drain the water through
the fill & drain valve.
z
Remove the water pipes.
z
Remove the feed pipe.
z
Release and remove the anchor rods.
z
Separate the leaking boiler by driving flat wedges or
chisels into the leaking part.
For further assembly of the boiler, see (
Î
Section 7.4,
page 27).
USER NOTE
Please note the rating plate details.
Use a pressure gauge class 1.0 for the
pressure test.
CAUTION!
SYSTEM DAMAGE
through overpressure.
z
Ensure that no pressure, control or
safety equipment is fitted.
Fig. 26 Separate the boiler block
USER NOTE
z
Clean the hubs before reassembly.
z
Use new nipples and new packing cord
when reassembling.
z
Compress the boiler block again.
z
Fit the anchor rods and feed pipe.
z
Install the water pipework.
z
Repeat the leak test.