Quincy Compressor QSD 65040-AB, Инструкция по эксплуатации, Страница: 76 / 86

Section IX - Troubleshooting
Probable Causes: Corrective Action:
74
Quincy Compressor ® - QSD™
High Discharge Air Temperature (continued):
T
HE FAN SHOULD PUSH AIR THROUGH THE COOLERS
. I
F
INCORRECT
,
REVERSE FAN MOTOR STARTER LEADS
L
1
AND
L
2
.
C
LEAN COOLER
. L
OCATE AND CORRECT CAUSE OF
CONTAMINATION
.
C
LEAN OR REPLACE AS NECESSARY
.
C
HECK AND REPLACE
4-
WAY SOLENOID VALVE AS NECESSARY
.
C
HECK AND REPLACE AS NECESSARY
.
C
HECK AND REPLACE AS NECESSARY
.
C
HECK AND REPLACE AS NECESSARY
. B
OTH MUFFLERS SHOULD
BE EXHAUSTING AIR DURING UNLOADED OPERATION
.
C
ONTACT AN AUTHORIZED
Q
UINCY SERVICE TECHNICIAN
.
C
ONTACT AN AUTHORIZED
Q
UINCY SERVICE TECHNICIAN
.
A
DJUST TO PROPER SETTING
(B
ACK
-
UP
M
ODE ONLY
).
R
EPLACE SENSORS
.
R
EPAIR OR REPLACE AS NECESSARY
.
C
HECK ALL CONTROL LINE FITTINGS AND TUBINGS
.
C
HECK LINES BEFORE
MPC
VALVE
.
R
EPAIR OR REPLACE AS NECESSARY
.
R
EPAIR OR REPLACE AS NECESSARY
.
I
NCORRECT FAN ROTATION
B
LOCKED WATER FLOW OR AIR FLOW
C
LOGGED AIR FILTER
F
AULTY SOLENOID VALVE
F
AULTY GAUGES
F
AULTY INDICATOR
B
LOWDOWN VALVE FAILURE
A
IREND FAILURE
RTD
READING INCORRECTLY
Compressor does not Unload when there is no Air Demand:
I
NCORRECT AIR PRESSURE SENSORS
SETTING
F
AULTY AIR PRESSURE SENSORS
F
AULTY SOLENOID VALVE
L
EAKS IN CONTROL LINES
L
EAKS IN SERVICE LINES
F
AULTY LIFT VALVE
(
S
)
F
AULTY BLOWDOWN VALVE
(
S
)