Installation and Operating Instructions
CHAPTER 6
FREQUENTLY ASKED
QUESTIONS
Compact wall-mounted units KWL EC 200/300 W ET R/L
5 .2
Unit type plate
Technical data for the KWL unit can be found on the unit type plate.
Type plate example
Type plate key:
Manufacturer's address
q
Version:
w
KWL EC = type designation
300 = size
W = wall-mounted unit
R/L = right/left-hand version
ET = with enthalpy heat exchanger
Item number
e
EAN code + Ref. no.
r
Indicated rated power
t
Fan [kW]
6 .0
Frequently asked questions
Question
1 . Condensation outlet
not functioning
2 . Loud operating noise
w
u
i
s
d
Rated current Fan [A]
y
Voltage range [V]
u
Temperature
i
Rated power pre-heater [kW]
o
Rated current pre-heater [A]
a
Protection class IP
s
Production code / year of manufacture
d
Rated power Total [kW]
f
Rated current Total [A]
g
Installation and operating instructions / No.
h
EAN code + serial number
j
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
q
e
r
2,00
t
4,40
o
a
6,40
f
g
h
j
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
EN
Fig .49