Removing the non-return valve
Remove the non-return valve before installing the
heating flow and return circuits otherwise it cannot be
fully removed anymore!
Remove the pump (fig. 5, item 1).
Remove the flat rubber seal (fig. 5, item 2).
Remove the non-return valve (fig. 6, item 1).
This will damage the non-return valve beyond repair.
DAMAGE TO THE UNIT
due to reduced flow or pipes becoming
clogged up.
Make sure that no fragments of the non-
return valve stay behind in the pipe.
Rotate and shake the pump group.
pump group Logamax plus GB162-65/80/100 - Subject to modifications resulting from technical improvements!
fig. 5
Removing the pump
fig. 6
Removing the non-return valve
fig. 7
Removing the non-return valve
Installation
5
1
2
1
1
9