
Section IX - Troubleshooting
Probable Causes:
Corrective Action:
Quincy Compressor-QSI
®
55
Inlet Valve Not Opening Or Closing In Relation To Air Demand:
I
MPROPER
SETTING
OF
AIR
PRESSURE
SWITCH
OR
FAULTY
SWITCH
E
XCESSIVE
MOISTURE
IN
CONTROL
AIR
LINE
AT
AIR
CYLINDER
I
MPROPER
FUNCTIONING
OF
INLET
VALVE
PISTON
J
AMMED
AIR
INLET
VALVE
ASSEMBLY
F
AULTY
SOLENOID
VALVE
F
AULTY
SHUTTLE
VALVE
L
OOSE
WIRING
CONNECTIONS
AT
SOLENOID
VALVE
/
PRESSURE
SWITCH
B
ROKEN
SPRING
IN
AIR
INLET
VALVE
Compressor Does Not Unload When There Is No Air Demand:
I
NCORRECT
AIR
PRESSURE
SWITCH
SETTING
F
AULTY
AIR
PRESSURE
SWITCH
F
AULTY
BLOW
DOWN
VALVE
F
AULTY
SOLENOID
VALVE
F
AULTY
DIFFERENTIAL
PILOT
VALVE
L
EAKS
IN
CONTROL
LINES
L
EAKS
IN
SERVICE
LINES
A
DJUST
AIR
PRESSURE
SWITCH
TO
PROPER
SETTING
OR
REPLACE
SWITCH
,
IF
FAULTY
.
S
ERVICE
CONTROL
AIR
LINE
FILTER
DAILY
.
C
HECK
PISTON
AND
CYLINDER
BORE
. R
EPAIR
OR
REPLACE
AS
NEEDED
.
C
HECK
AIR
INLET
VALVE
BUSHING
AND
SHAFT
.
C
HECK
PISTON
AND
CYLINDER
BORE
. R
EPAIR
OR
REPLACE
AS
NEEDED
.
R
EPAIR
OR
REPLACE
AS
NECESSARY
.
R
EPAIR
OR
REPLACE
AS
NECESSARY
.
C
HECK
AND
TIGHTEN
WIRING
TERMINALS
.
R
EPLACE
SPRING
.
A
DJUST
TO
PROPER
SETTING
.
R
EPLACE
SWITCH
.
R
EPAIR
OR
REPLACE
AS
NECESSARY
.
R
EPAIR
OR
REPLACE
AS
NECESSARY
.
R
EPAIR
OR
REPLACE
AS
NECESSARY
.
C
HECK
ALL
CONTROL
LINE
FITTINGS
AND
TUBINGS
.
C
HECK
LINES
BEFORE
MPC
VALVE
.
Содержание QSI 1000
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Страница 11: ...Section I General Quincy Compressor QSI 5 MODEL IDENTIFICATION ...
Страница 25: ...Quincy Compressor QSI 19 THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 65: ...Quincy Compressor QSI 59 THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 66: ...Appendix A Dimensional Drawings 60 Quincy Compressor QSI QSI 220 245 air cooled ...
Страница 67: ...Appendix A Dimensional Drawings Quincy Compressor QSI 61 QSI 220 245 water cooled ...
Страница 68: ...Appendix A Dimensional Drawings 62 Quincy Compressor QSI QSI 250 300 air cooled ...
Страница 69: ...Appendix A Dimensional Drawings Quincy Compressor QSI 63 QSI 250 300 water cooled ...
Страница 70: ...Appendix A Dimensional Drawings 64 Quincy Compressor QSI QSI 335 370 air cooled ...
Страница 71: ...Appendix A Dimensional Drawings Quincy Compressor QSI 65 QSI 335 370 water cooled ...
Страница 72: ...Appendix A Dimensional Drawings 66 Quincy Compressor QSI QSI 440 500 air cooled ...
Страница 73: ...Appendix A Dimensional Drawings Quincy Compressor QSI 67 QSI 440 500 water cooled ...
Страница 74: ...Appendix A Dimensional Drawings 68 Quincy Compressor QSI QSI 540 600 air cooled ...
Страница 75: ...Appendix A Dimensional Drawings Quincy Compressor QSI 69 QSI 540 600 water cooled ...
Страница 76: ...Appendix A Dimensional Drawings 70 Quincy Compressor QSI QSI 675 750 air cooled ...
Страница 77: ...Appendix A Dimensional Drawings Quincy Compressor QSI 71 QSI 675 750 water cooled ...
Страница 78: ...Appendix A Dimensional Drawings 72 Quincy Compressor QSI QSI 925 1000 air cooled ...
Страница 79: ...Appendix A Dimensional Drawings Quincy Compressor QSI 73 QSI 925 1000 water cooled ...
Страница 80: ...Appendix A Dimensional Drawings 74 Quincy Compressor QSI QSI 1175 1250 1400 1500 air cooled ...
Страница 81: ...Appendix A Dimensional Drawings Quincy Compressor QSI 75 QSI 1175 1250 1400 1500 water cooled ...
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