8
MAINTENANCE
Recuperator
For best performance, clean up the air filters periodically. Best on every 3 operating
months, or at least once per year. Change filters after cleaning them 6 times, or earlier
if necessary
WARNING
•
Disconnect all electric power, including remote disconnects before servicing.
Follow proper lockout / tagout procedures to ensure the equipment cannot be
inadvertently energized. Secure drive sheaves to ensure rotor cannot freewheel.
Failure to secure drive sheaves or disconnect power before servicing could result
in death or serious injury.
Filter Maintenance
WARNING
Do not start system without air filters properly installed and inspection doors screwed.
Otherwise, blockages in heat exchanger may occur.
HOW TO ACCESS FILTERS
STEP 1
To open the service door, remove out 4 screws on the service cover.
STEP 2
air fil
ter will be visible.
STEP 3
With the opened service door
, the fil
ter service holes for fr
esh air fil
ter(s) and return
this manual.
Remov
e the fil
ter(s) as sho
wn in the figu
re and do the maintenance as described in