Installation and operating instructions
CHAPTER 7
FREQUENTLY ASKED
QUESTIONS
Passive house compact units KWL EC 270/370 W R/L
7.0
Frequently asked questions
Question
1. Condensation outlet
not functioning
2. Loud operating noise
Reason
a.) Siphon leaking
b.) Floating ball in the siphon
housing dirty or non-existent
c.) Siphon clogged
d.) No gradient
a.) Filter dirty
b.) Filter accessories (SEWT,
LEWT) dirty
c.) Commissioning performed
incorrectly
17
GB
Remedial action
> Check for tightness
> Clean or insert floating ball
(section 2.2)
> Clean siphon
> Adjust installation
> Clean/replace filter
> Clean/replace filter
> Re-measure volume flows