Operating instructions

27
Central ventilation units KWL EC 700/1400/2000 D Pro / WW
Installation and operating instructions
6.4 Condensation outlet in the unit
Ensure that the lateral condensation outlet (ø 22 mm) is secured above the base tray
(see also section 2.2) for maintenance measures.
– Cleaning
1. Condensation outlet nozzles 2. Loosen fastening screws on condensation tub
3. Fold condensation tub downwards 4. Clean with a cloth
6.5 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.
Furthermore, the isolator/main switch is operable from underneath the unit.
6.6 Accessories
WHSH 1100 24V (0-10V) Order No. 8819 Temperature regulation system for hot water heater
KWL-ÜS 700 D Order No. 4206 Symmetrical adapter piece
KWL-ÜS 1400 D Order No. 4207 Symmetrical adapter piece
KWL-ÜS 2000 D Order No. 4208 Symmetrical adapter piece
KWL-EC CO
2
Order No. 9958 CO
2
sensor for detecting the concentration of CO
2
in the room air
KWL-EC FF Order No. 9953 Humidity sensor for detecting room air humidity
6.7 Error messages / Alarms
The following warning and/or alarm indicators are shown on the controller display:
– “Safety temperature limiter“
– “Fire alarm“
– “Condensation tub overflow“
A precise description of the error is indicated on the display!
fig.27 fig.28
fig.29 fig.30
UK