52
Installation and Servicing
Section 3 - Servicing
SER
VICING
3.31 EXPANSION VESSEL RECHARGING & REPLACEMENT
RECHARGING
1. Remove the charge point cover.
2. Recharge the tank pressure to 0.75 bar.
3. Reassemble.
4. Check that the boiler operates in both DHW & CH modes.
REPLACEMENT
5. Drain the boiler CH circuit.
6. Remove the retaining clip on the vessel water connection
pipe and remove the pipe.
7. Support the expansion vessel and unscrew the 2 screws
from the securing bracket, located on the top of the boiler,
and remove.
Note the position of the bracket on the vessel.
8. Remove the expansion vessel.
9. Fit the new expansion vessel.
10. Reassemble in reverse order ensuring the clip and the
seal is in place.
11. Refill the boiler and check for leaks.
Refer to Section
2.15
12. Check that the boiler operates in both DHW & CH modes.
Refer to Section
3.2
Refer to Section
3.3
Recharge
Point
7
6
1
Содержание LOGIC COMBI2 C24
Страница 62: ...62 Installation and Servicing Section 6 Benchmark to Commissioning ...
Страница 68: ...68 Notes Installation and Servicing ...
Страница 69: ...69 Notes Installation and Servicing ...