Wolf FGB-K Series Installation And Maintenance Instructions For Contractors page 49

Installing the condensate drain
Fig: Condensate hose installation (included in standard delivery)
Fig: Install with correct fall
Fig: Air gap to be maintained
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18. Filling the heating system / trap
Connect the condensate hose provided
to the safety valve drain/hydraulic separator.
Please note:
The condensate hose attached to the trap must not
form a loop or roll up, as this could lead to impaired
operation. The angle of fall to the drain should be
approx. 5°.
At least 5°
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