Quincy Compressor QSB Series Instruction Manual page 60

Section VIII - Troubleshooting
Symptom/Probable Causes:
Low Air Delivery:
P
LUGGED AIR INTAKE FILTER ELEMENT
E
XCESSIVE LEAKS IN THE SERVICE LINES
I
NLET VALVE NOT FULLY OPEN
R
ESTRICTED FLUID FLOW
Low Receiver Pressure:
E
XCESSIVE AIR DEMAND
E
XCESSIVE LEAKS IN THE SERVICE LINES
I
NLET VALVE NOT FULLY OPEN
P
LUGGED AIR INTAKE FILTER
D
IFFERENTIAL PILOT VALVE NOT SET CORRECTLY
A
IR PRESSURE SWITCH NOT SET CORRECTLY
F
AULTY RECEIVER PRESSURE GAUGE
56
Corrective Action:
C
LEAN AIR FILTER ELEMENT OR REPLACE WITH
NEW ELEMENT
C
HECK SERVICE LINES FOR LEAKS WITH SOAP
. R
SUDS
C
HECK FOR BUILD UP OR GUMMING OF SHAFT
C
HECK FLUID FILTER FOR PLUGGING
R
EEVALUATE AIR DEMAND
COMPRESSORS AS NEEDED
C
HECK SERVICE LINES FOR LEAKS WITH SOAP
. R
SUDS
C
ORRECT IN ACCORDANCE WITH THE
INSTRUCTIONS IN
CLOSING IN RELATION TO AIR DEMAND
TROUBLESHOOTING GUIDE
R
EPLACE AIR FILTER ELEMENT
A
DJUST DIFFERENTIAL PILOT VALVE TO ACHIEVE
DESIRED MODULATION RANGE
A
DJUST AIR PRESSURE SWITCH TO ACHIEVE
DESIRED CUT
C
HECK AND REPLACE AS NECESSARY
®
Quincy Compressor - QSB/T
.
.
EPAIR AS NECESSARY
. I
NSTALL ADDITIONAL
.
.
EPAIR AS NECESSARY
"I
NLET VALVE NOT OPENING OR
.
.
.
- -
IN AND CUT OUT PRESSURE
™
.
.
"
SECTION OF
.
.