WhisperAir™ Oil-free Rotary Tooth Compressor
Model Series PCC & PCCMD – 50 HP
Powerex • 150 Production Drive • Harrison, OH 45030 • USA
(T) 1.888.769.7979 • (F) 513.367.3125 • www.powerexinc.com
IN594501AV • 02/2016
Page 23 of 32
Maintenance
Operating Conditions Affect Maintenance
Operating the Rotary Tooth Compressor in ambient temperature over 90F for sustained time periods requires
reducing the maintenance period by 25%. If ambient temperature is above 100F reduce the maintenance interval by
50%.
Perform Maintenance regularly. Failure to perform maintenance actions may lead to
reduced equipment life or damage and may void the warranty.
In the chart below, items in bold must be performed by a trained Powerex authorized technician. If work is
performed by unauthorized persons, the warranty may be void. For other items, maintain records of performing
inspections and any actions taken. Failure to document inspections and actions may void warranty.
For items with
●
, check, measure or clean; items with
, replace to maintain warranty coverage, or to assure future
reliability.
Maintenance Schedule
Item
Action Needed
Maintenance Intervals
(time/hours – whichever comes first)
Remarks
Every
day
Every 6
months
or 4000
Every
year or
8000
Every 2
years or
16000
Every 3
years or
24,000
Every 4
years or
32,000
Every 5
years or
40,000
Gear Oil
Check oil level
●
Add oil to keep level
above the center of
the sight glass
Perform Oil Change
Oil Filter
Replace
Intake Air Filter
Clean Element and housing
●
Replace element
SPM Measurement
●
Consult Powerex if
High
Overall Condition
Check alarm log, correct any
problems
●
Check output pressure and
verify unit is
unloading/loading and VFD
is working if applicable
●
Check for oil leaks
●
Repair oil leak if
detected
Clean Inside of enclosure
cabinet
●
Moisture separators
Operate manual drains; if
significant water is detected,
automatic system is
malfunctioning;
●
Replace if necessary
Clean system components
●
Maintenance Schedule table continued on next page
