3. Mount the suction line into the female thread G
cylindrical screwed pipe connection G
4. Use a stiffener in the case of soft or semi-soft copper pipes.
5. Lock with an open ended spanner size 24 and tighten the screwed con-
nection at the connection piece.
6. Mount the burner hoses. Before mounting, make sure the sealing sur-
faces are clean and not damaged.
DAMAGE TO THE PRODUCT
• Verify that you do not interchange the flow and return connections.
Failure to follow these instructions can result in equipment damage.
5.4
Pressure test
When subjecting the suction pipe to a pressure test, the pressure connection
must not be made at the product since the check valve integrated in the prod-
uct does not allow the pressure to be applied to the suction line.
1. Do not include the product in the pressure test.
Mounting
3
/
NOTICE
3
of the housing with a
/
8
as per DIN 3852.
8
FloCo-Top-1K
EN
16