Geniox User Manual Hygienic air handling unit

Table Of Contents
Adjustment and maintenance operations |
51
R.3.1 Checklist with schedule for electric and mechanical maintenance of Geniox air
handling units
Function Maintenance
Number per year
Casing
Cleaning of the unit casing See annual
numbers in
section R.3 above
Control of gaskets on doors and seals between sections
1
Filters Changing filers See annual
numbers in
section R.3 above
Control of sealings that they are flexible and close tight to avoid
leakage.
2
Fans
Check motors and bearings
1
Check that the impellers are rotating without dissonance.
1
Check that the unit is operating without vibrations after cleaning,
overhaul and maintenance.
1
Rotary heat exchange The rotor can only be cleaned by gentle vacuum cleaning with a
brush attachment to the hose of the vacuum cleaner.
See annual
numbers in
section R.3 above
Check that the rotor can turn freely and easily manually with a hand
when the belt is removed from the drive
1
Check drive belt, motor and the speed control system. Check and
repair immediately by alarm for malfunction.
1
Plate heat exchanger The plate heat exchanger can be cleaned by gentle vacuum cleaning
with a brush attachment to the hose of the vacuum cleaner and with
non-presurized water see further information about cleaning
methods below in this section R.6.
See annual
numbers in
section R.3 above
Check bypass function and sequence for de-icing. Check and repair
immediately by alarm for malfunction.
1
Run-around heat
exchanger also called
directly heated heat
exchanger in VDI 6022
Part 1
The coils can only be cleaned by gentle vacuum cleaning with a
brush attachment to the hose of the vacuum cleaner and with non-
presurized water see further information about cleaning methods
below in this section R.6.
See annual
numbers in
section R.3 above
Check the exchanger function and test the frost protection. The
glycol must be without additives and auto glycol must not be used.
Check and repair immediately by alarm for malfunction.
1
Dampers
Test the operation.
1
Visual inspection of seals and tightness when closed.
1
Hot water coil The coils can only be cleaned by gentle vacuum cleaning with a
brush attachment to the hose of the vacuum cleaner and with non-
presurized water see further information about cleaning methods
below in this section R.6.
See annual
numbers in
section R.3 above
Bleeding, if needed.
1
Test of frost protection sequence
1
Test of circulation pump
1
Electric heating coil Check dirt accumulation and clean, if needed. See annual
numbers in
section R.3 above
Test the function of the system with the fuses for the safety.
1
output |