PUREGAS, LLC
P550W2 Series Air Dryers User’s Guide
Page 76 of 99
P012226 – Rev. F
10.2 Six Month Maintenance
MODEL:
LOCATION NAME:
SERIAL NUMBER:
ADDRESS:
DATE INSTALLED:
Maintenance Interval (Months)
Procedure
Section
6
12
18
24
30
Install Six Month Maintenance Kit
Read & Record Flow Rate (
FLOW
)
Measure & Record
Compressor Amp Draw
Measure & Record Incoming Voltage
(must be 110 - 125 VAC for P550W2, P550W2H
and P550W2LP models and
must be 208 - 253 VAC for P552W2, P552W2H
and P552W2LP models)
Test High & Low Outlet Pressure Alarms
Set System Pressure (345 KPa / 50 PSI)
Set Static Pressure (117 KPa / 17 PSI)
Set Outlet Pressure
Test Consistent Heatless Dryer Cycling
Test Fan
Test Compressor ON/OFF Cycling
Test High Duty Cycle Alarm
Test Humidity Alarm & System Shutdown
Test Air Fittings for Leaks
Visually Inspect Inside & Outside of Unit for Loose
Wiring or Hardware
Maintenance Performed by:
Date of Maintenance:
NOTE:
COPY OR PRINT THIS PAGE AND KEEP IT WITH THE AIR DRYER
Summary of Contents for P550W2 Series
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