ENGLISH
SERVICE & MAINTENANCE
14
IMPORTANT: Before commencing any servicing or component
replacement. Ensure the ELECTRICAL SUPPLY to the unit is
ISOLATED.
IMPORTANT: This unit is suspended and care MUST be taken when
removing the access panel making sure no components fall out.
All filters must be cleaned first before commencing servicing and
maintenance.
Remove the magnetic strips and remove the filters. See Section
"Cleaning the filter"
The supply and extract fans and heat exchanger need
FILTERS
cleaning annually.
MAGNETIC
FILTER
STRIPS
Figure 14. Removing filters
GAINING ACCESS TO THE UNIT
To gain access to the unit, remove the 2 magnetic filter strips then
remove the filters. See Figure 14.
To remove the cover panel release the 2 screws securing the left of
the cover plate access panel, slide off the locating slots and remove.
See Figure 15.
Swivel the clear plastic insulator away from the PCB boards. See
Figure 16.
15
16
PLASTIC
REMOVAL
INSULATOR
SCREWS
STRAP
Figure 15. Removing cover plate
Figure 16. Removal strap
38