Vasco DX4 Manuel D'installation Et D'utilisation page 111

5 MAINTENANCE
INSPECTION /
CLEANING HEAT
EXCHANGER
The user should ensure that the complete installation is periodically
maintained by the installer.
Unplug the power cord before starting any maintenance work.
Once every four years
• Disassemble the door panel as described in the reversibility section
• Unscrew the EPP door panel
• Pull the heat exchanger out of the ventilation unit by pulling the strap,
never remove this strap!
• If necessary, clean the heat exchanger, by wiping the four surfaces-
clean with a damp cloth.
• Do not use aggressive or solvent cleaning agents.
• If necessary, use Vasco easyflow spray or other lubricant to grease the
sealing rubbers around the heat exchanger.
• Slide the heat exchanger back into the unit without damaging the
sealing rubbers.
• Screw the EPP door panel back into place.
• Assemble the door panel as described in the reversibility section.
INSPECTION / CLEANING HEAT EXCHANGER 25