Maintenance and Troubleshooting
HyCassette-Geko
123
PR-2015-0159-GB • Subject to modifications • R1-11/2015
8.2.4 Check electrical connections and earthing
•
Open the electric switch cabinet.
•
Check that all electrical connections are securely fixed in the terminal strips.
•
Use a suitable measuring device to check for proper earthing of the unit.
•
Close the electric switch cabinet.
8.2.5 Cleaning the lateral condensate pan
•
Clean the lateral condensate pan.
•
Check whether it is in perfect condition.
8.2.6 Check valves/air vent heat exchanger
•
Check function of valves as described in Chapter 7.2.
•
Air vent the heat exchanger as specified in Chapter 7.3.
8.3
Cleaning and disinfection
The DencoHappel fan coil unit with a 4-way outlet / SWIRL® outlet is built and cer-
tified according VDI 6022 "HVAC, room air quality - hygiene requirements appli-
cable to HVAC equipment and units".
The proposed time intervals for carrying out hygiene controls and measures
according to VDI 6022 page 1 for decentral air handling units are shown in the
Fig. 8-1:
Check screw connections
2
1
HAZARDOUS VOLTAGE!
Before completing the following work, ensure that the unit is isolated and
secured against being energized at an appropriate point of the on-site power
supply.
Before completing work on the air treatment unit, ensure that the electric switch
cabinet is properly closed (refer to Chapter 6.6).