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6.2 Maintenance Schedule
The below maintenance schedule is recommended by Airflow Developments.
Table 7: Maintenance and replacement schedule
Maintenance Plan for all Purigo units
Recommended inspection
intervals
Component
Task
Action if
unacceptable
Regularly
3
months
6
months
1
year
Outer
Housing
Check for corrosion,
contamination,
damage, or scratches
etc
Clean and
repair
X
Check for Damage
Fix the
damage
X
Air Filters
Check for
unacceptable levels of
dirt, odours and
damage
Replace the
filter
X
Check the filter
change indicator next
to adjustment knob.
Replace the
filter
X
Fan
Check for pollution,
shading and
corrosion/damage
Clean or
replace the
fan
X
Check for abrasion or
unbalance
Change the
fan
X
Check internal fan
connection cable
Repair or
replace
X
Silencer
Check for dirt and
damage
Clean or
change
X
