Installation and Operating Instructions
m
WARNING
Central Ventilation Units KWL EC.. S Pro/WW
6.5
Removal of the electric heater battery
1. Dismantle the cross-flow heat exchanger as described in section 6.1
2. Disconnect the cable connections (Fig.27)
3. Loosen the fixing screws of the heater battery (Fig.28/29).
4. Remove the electric heater battery (Fig.30)
m RISK OF BEING CUT! Sharp edges!
6.6
Condensation outlet in the unit
Ensure that the lateral condensation outlet (ø 22 mm) is secured above the base tray (see also section 2.3) for main-
tenance measures.
6.7
Terminal box with isolator/main switch
The terminal box that is connected to the side of the casing ensures free access to the electronic components (e.g.
batteries, fuses or DIP switch settings).
6.8
Accessories
WHSH HE 24V (0-10V)
KWL-ÜS 800 S
KWL-ÜS 1200 S
KWL-ÜS 1800 S
KWL-ÜS 2600 S
KWL-CO
2
KWL-FTF
KWL-VOC
RVM ...
KWL-SB ... S
Fig.27
Fig.29
Ref. no. 8318
Temperature control system for warm water heater battery
Ref. no. 8339
Symmetrical adapter piece
Ref. no. 8349
Symmetrical adapter piece
Ref. no. 8340
Symmetrical adapter piece
Ref. no. 8341
Symmetrical adapter piece
Ref. no. 4272
CO
sensor for detecting the concentration of the room air
2
Ref. no. 4273
Humidity sensor for detecting room air humidity
Ref. no. 4274
VOC sensor for detecting the mixed gas (VOC) concentration
s. documents
Backdraught shutter, motorised
s. documents
Base cover made of galvanised sheet steel
27
EN
Fig.28
Fig.30