Quincy QGV-20, Инструкция по эксплуатации

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Section VII - Troubleshooting
Compressor Will Not Time-out Or Shut Down
When Unloaded (Auto/Dual Only):
L
EAKS IN CONTROL LINES
L
EAKS IN SERVICE LINES
F
AULTY AIR PRESSURE SENSORS
Excessive Water in Plant Air Distribution
System:
C
LOGGED MOISTURE SEPARATOR
/
TRAP
I
NSTALLATION
/A
PPLICATION
F
AULTY COOLER
/
LEAKS
Pressure Relief Valve Exhausting:
D
IFFERENTIAL PRESSURE REGULATOR NOT SET CORRECTLY
A
IR PRESSURE NOT SET CORRECTLY
A
IR INLET VALVE NOT CLOSING PROPERLY IN RELATION TO AIR
DEMAND
P
LUGGED SEPARATOR
F
AULTY RECEIVER PRESSURE GAUGE
F
AULTY PRESSURE RELIEF VALVE
Excessive Water Content In Fluid:
W
ATER DRAIN INTERVALS
D
ISCHARGE TEMPERATURE TOO LOW
C
HECK AND REPAIR ANY LEAKS
.
C
HECK PLANT AIR DISTRIBUTION SYSTEM FOR LEAKS
.
R
EPLACE AS NECESSARY
.
C
LEAN OR REPLACE AS REQUIRED
.
C
HECK OTHER COMPRESSORS ON SAME SYSTEM
.
R
EPLACE COOLER
.
A
DJUST DIFFERENTIAL PRESSURE REGULATOR TO OBTAIN
DESIRED MODULATION RANGE
.
R
EADJUST AIR PRESSURE SWITCH SO THAT THE COMPRESSOR
UNLOADS AT THE DESIRED PRESSURE
.
C
ORRECT IN ACCORDANCE WITH THE INSTRUCTION IN
“I
NLET
VALVE NOT OPENING OR CLOSING IN RELATION TO AIR
DEMAND
”
SECTION OF THIS TROUBLESHOOTING GUIDE
.
R
EPLACE WITH NEW AIR
/
FLUID SEPARATOR
.
C
HECK GAUGE FOR ACCURACY AND REPLACE IF NECESSARY
.
A
DJUST CONTROL SETTINGS
.
C
HECK PRESSURE RELIEF VALVE FOR CORRECT PRESSURE
SETTING
. I
F VALVE IS STILL LEAKING
,
REPLACE IT
.
D
RAIN WATER AS NEEDED TO REDUCE WATER CONTENT IN
FLUID BELOW
200 PPM.
C
HECK OPERATION OF THERMOSTATIC VALVE OR WATER
REGULATING VALVE
. I
F CONDITION CONTINUES
,
CONSULT
Q
UINCY SERVICE DEPARTMENT
.
65